Consider the following statements with regard to a GTO : 1. The turn-off gain of the GTO is large....

Consider the following statements with regard to a GTO : 1. The turn-off gain of the GTO is large. 2. Large negative gate current pulses are required to turn off the GTO. 3. GTO has large reverse blocking capability. Which of the above statements is/are correct ? (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3
by

1 Answer

Answer :

Consider the following statements with regard to a GTO : 1. The turn-off gain of the GTO is large. 2. Large negative gate current pulses are required to turn off the GTO. 3. GTO has large reverse blocking capability. Which of the above statements is/are correct ? (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

by

Related questions

What is the difference between Silicon Controlled Switch (SCS) and Gate Turn-off Switch (GTO)?

Description : What is the difference between Silicon Controlled Switch (SCS) and Gate Turn-off Switch (GTO)?

Last Answer : Ans-scs is nothing but it is the silicon controlled switch as an SCR but gate turn off is that in which one of the turnoff method of SCR

how can we turn on and turn off GTO?

Last Answer : GTO can be turned on by providing positive pulse to the gate terminal and it can be turn off by providing negative pulse to gate terminal.

what is gate turn off thyristor (GTO)?

Description : Draw the structural diagram of GTO. Explain briefly the switching behavior of GTO with the help of appropriate voltage and current waveform.

Last Answer : Gate Turn Off Thyristor (GTO) Conventional Thyristor can be turned on with gate terminal but can not turn off from gate terminal. But in case of Gate Turn Off Thyristor (GTO), we can turn it on and off ... subdivided as storage period (Ts), fall period (Tp) and tail period (Tt).

Consider the following statements with regard to power diodes : 1. The breakdown voltage is directly...

Description : Consider the following statements with regard to power diodes : 1. The breakdown voltage is directly proportional to the doping density of the drift region. 2. Losses in the diode are ... vertically oriented structure supports large blocking voltages. Which of the above statements is/are correct ?

Last Answer : Consider the following statements with regard to power diodes : 1. The breakdown voltage is directly proportional to the doping density of the drift region. 2. Losses in the diode are less due to ... large blocking voltages. Which of the above statements is/are correct ? 2 only

Consider the following statements with regard to induction type wattmeter : 1. Can be used on both ac and...

Description : Consider the following statements with regard to induction type wattmeter :  1. Can be used on both ac and dc systems.  2. Power consumption is relatively low.  3. It is accurate only at stated frequency and temperature.  Which ... /are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

Last Answer : Consider the following statements with regard to induction type wattmeter :  1. Can be used on both ac and dc systems.  2. Power consumption is relatively low.  3. It is accurate only at stated frequency and temperature. ... correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

Consider the following statements with regard to Moving Iron (MI) instruments : 1. These instruments ...

Description : Consider the following statements with regard to Moving Iron (MI) instruments :  1. These instruments possess high operating torque.  2. These instruments can be used in ac and dc circuits.  3. Power consumption in these instruments ... and 2 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Last Answer : Consider the following statements with regard to Moving Iron (MI) instruments :  1. These instruments possess high operating torque.  2. These instruments can be used in ac and dc circuits.  3. Power consumption in these ... 1 and 2 only (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Consider the following statements with regard to Lissajous pattern on a CRO : 1. It is a stationary pattern on...

Description : Consider the following statements with regard to Lissajous pattern on a CRO :  1. It is a stationary pattern on the CRO.  2. It is used for precise measurement of frequency of a voltage signal.  3. The ratio between frequencies ... /are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

Last Answer : Consider the following statements with regard to Lissajous pattern on a CRO :  1. It is a stationary pattern on the CRO.  2. It is used for precise measurement of frequency of a voltage signal.  3. The ratio between ... /are correct ?  (a) 1 only (b) 2 only (c) 3 only (d) 1, 2 and 3

Is gate turn on mechanism of GTO is similar to conventional thyristor?

Description : Is gate turn on mechanism of GTO is similar to conventional thyristor?

Last Answer : Yes gate turn on mechanism of GTO is similar to conventional thyristor.

How is the GTO turned off?

Description : How is the GTO turned off? A) By using a commutation circuit B) By applying reverse gate pulse C) By using a latch-up circuit D) By reverse anode current pulse 

Last Answer : How is the GTO turned off? A) By using a commutation circuit B) By applying reverse gate pulse C) By using a latch-up circuit D) By reverse anode current pulse 

Consider the following statements with regard to inverters 1. Line commutated inverters can function as

Description : Consider the following statements with regard to inverters 1. Line commutated inverters can function as isolated ac sources 2. Force commutated inverters can provide independent ac voltage with adjustable voltage and frequency 3. Thyrister ... correct statements are A)1,3 B)1,3,4 C) 2,4 D) 1,4

Last Answer : Consider the following statements with regard to inverters 1. Line commutated inverters can function as isolated ac sources 2. Force commutated inverters can provide independent ac voltage with adjustable voltage and frequency 3. ... correct statements are A)1,3 B)1,3,4 C) 2,4 D) 1,4

How much did a 1969 Pontiac gto cost in 1969?

Description : How much did a 1969 Pontiac gto cost in 1969?

Last Answer : What is the answer ?

HOW CAN I FIND IF A 69' GTO IS A JUDGE?

Description : HOW CAN I FIND IF A 69' GTO IS A JUDGE?

Last Answer : SERIAL # IS 242379A128266 IS IT A JUDGE

How much should a used 2006 GTO sell for?

Description : How much should a used 2006 GTO sell for?

Last Answer : The amount you will get for a used 2006 Pontiac GTO depends on a number of factors, including year and wear/tear. The average price range is between $10,000 and $15,000; you can check this price by using www.kbb.com.

What year did Pontiac come out with the GTO?

Description : What year did Pontiac come out with the GTO?

Last Answer : Pontiac GTO. The Pontiac GTO is an automobile that was manufactured by American automobile manufacturer Pontiac from the 1964 to 1974 model years, and by GM's subsidiary Holden in Australia from the 2004 to ... . The first generation of the GTO was a muscle car produced in the 1960s and the 1970s

What are the advantages of GTO over SCR?

Description : What are the advantages of GTO over SCR?

Last Answer : a. Elimination of commutation of commutating components in forced commutation, resulting in reduction in cost, weight and volume. b. Reduction in acoustic noise and electromagnetic noise due to ... turn-off, permitting high switching frequencies. d. Improved efficiency of the converters.

A modern power semiconductor device IGBT is combines the characteristics of a) BJT and MOSFET b) FCT and GTO c) SCR and MOSFET d) SCR and BJT

Description : A modern power semiconductor device IGBT is combines the characteristics of a) BJT and MOSFET b) FCT and GTO c) SCR and MOSFET d) SCR and BJT

Last Answer : Ans: BJT and MOSFET

How GTO is advantages over SCR

Description : How GTO is advantages over SCR

Last Answer : i) It is turned-off by negative gate pulse. ii) No commutation circuit required, reducing the cost, size, weight and volume of the circuit. iii) As commutation choke is not used, the associated acoustic ... turn off time permits high switching frequency. v) It has higher di/dt rating at turn-off. 

Draw a symbol and neat labeling V-I characteristics of GTO and explain its operation.

Description : Draw a symbol and neat labeling V-I characteristics of GTO and explain its operation.

Last Answer : Ans: Symbol and V-I characteristics of GTO: Operation of GTO: i) As the applied anode to cathode voltage is increased above zero, very small current (leakage current) flows through the device. ... low voltage (VBRR). The reverse breakdown voltage is of the order of 20 to 30 volt only. 

Draw the symbol of GTO and TRIAC.

Description : Draw the symbol of GTO and TRIAC.

Last Answer : 1) GTO: 2) TRIAC: 

basic gate drive circuit of GTO

Description : basic gate drive circuit of GTO

Last Answer : basic gate drive circuit of GTO

Consider the following statements : 1. Salient pole alternators have small diameters and large axial lengths....

Description : Consider the following statements :  1. Salient pole alternators have small diameters and large axial lengths.  2. Cylindrical rotor alternators have a distributed winding.  3. Cylindrical rotor alternators are wound for large number ... 3 only (b) 2 and 4 only (c) 1 and 4 only (d) 2 and 3 only

Last Answer : Consider the following statements :  1. Salient pole alternators have small diameters and large axial lengths.  2. Cylindrical rotor alternators have a distributed winding.  3. Cylindrical rotor alternators are wound for ... 3 only (b) 2 and 4 only (c) 1 and 4 only (d) 2 and 3 only

Consider the following statements: Cement mortars richer than 1 : 3 are not used in masonry work because 1. There is no gain in strength of masonry 2. There is high shrinkage 3. They are prone to segregation Which of these statements are correct? (a) 1, 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Description : Consider the following statements: Cement mortars richer than 1 : 3 are not used in masonry work because 1. There is no gain in strength of masonry 2. There is high shrinkage 3. They are prone to segregation Which of these statements ... 1, 2 and 3 (b) 1 and 2 only (c) 2 and 3 only (d) 1 and 3 only

Last Answer : (b) 1 and 2 only

Consider the following statements Fibre saturation point in wood is reached when 1. Free water is removed 2. Cell water is removed 3. Shrinkage of wood is rapid 4. Strength gain is rapid Which of these statements are correct? (a) 1, 2 and 3 (b) 1 and 2 only (c) 2 and 4 only (d) 1, 3 and 4

Description : Consider the following statements Fibre saturation point in wood is reached when 1. Free water is removed 2. Cell water is removed 3. Shrinkage of wood is rapid 4. Strength gain is rapid Which of these statements are correct? (a) 1, 2 and 3 (b) 1 and 2 only (c) 2 and 4 only (d) 1, 3 and 4

Last Answer : (d) 1, 3 and 4

In genetic engineering, a DNA segment (gene) of interest, is transferred to the host cell through a vector. Consider the following four agents (i-iv) in this regard and select the correct option about which one or more of these can be used as a vector/vectors. (i) Bacterium (ii) Plasmid (iii)Plasmodium (iv) Bacteriophage (a) (i), (ii) and (iv) (b) (i) only (c) (i) and (iii) (d) (ii) and (iv)

Description : In genetic engineering, a DNA segment (gene) of interest, is transferred to the host cell through a vector. Consider the following four agents (i-iv) in this regard and select the correct option about which one or more of these ... ii) and (iv) (b) (i) only (c) (i) and (iii) (d) (ii) and (iv)

Last Answer : (d) (ii) and (iv)

Consider the following statement: (1) There is no difference between the English Law and Indian Law with regard to acceptance through post. (2) Both Under the English Law and the Indian Law a contract is concluded when the letter of acceptance is posted. (3) Under the Indian Law when the Letter of acceptance is posted it is completed only as against the proposer. Which of the above statement is/are correct? (a)1 and 2 (b) 2 alone (c) 3 alone (d) None

Description : Consider the following statement: (1) There is no difference between the English Law and Indian Law with regard to acceptance through post. (2) Both Under the English Law and the Indian Law a contract is concluded when the ... statement is/are correct? (a)1 and 2 (b) 2 alone (c) 3 alone (d) None

Last Answer : (c) 3 alone

Consider the following statements : 1. The voltage developed across the OFF switches of the half bridge...

Description : Consider the following statements : 1. The voltage developed across the OFF switches of the half bridge converter is the maximum dc link voltage. 2. In the full bridge converter, the voltage across ... bridge converter is half the maximum dc link voltage. Which of the above statements are correct ?

Last Answer : Consider the following statements : 1. The voltage developed across the OFF switches of the half bridge converter is the maximum dc link voltage. 2. In the full bridge converter, the voltage across the primary of ... dc link voltage. Which of the above statements are correct ? 1 and 2 only

Following a hurricane, a tremendous demand for gas-powered generators occurs. Gotts Hardware holds a large stock of these items and it faces major ethical decisions with regard to the ------ issue. A) product B) advertising C) personal selling D) publicity E) pricing

Description : Following a hurricane, a tremendous demand for gas-powered generators occurs. Gotts Hardware holds a large stock of these items and it faces major ethical decisions with regard to the ------ issue. A) product B) advertising C) personal selling D) publicity E) pricing

Last Answer : E) pricing

which of the following statements is true with regard to pakistan -General Knowledge

Description : which of the following statements is true with regard to pakistan -General Knowledge

Last Answer : A. Religion has no role in the legal system.

in regard to exercise, which of the following statements about safety consideration is correct? -General Knowledge

Description : in regard to exercise, which of the following statements about safety consideration is correct? -General Knowledge

Last Answer : In regard to exercise, the following statement about safety consideration is correct: Remaining well-hydrated while exercising is best.

which of the following statements is correct in regard to apical and floral meristems? -General Knowledge

Description : which of the following statements is correct in regard to apical and floral meristems? -General Knowledge

Last Answer : (B) Apical meristems are sometimes changed into floral meristems

Which one of the following statements in regard to the excretion by the human kidneys is correct?

Description : Which one of the following statements in regard to the excretion by the human kidneys is correct?

Last Answer : Which one of the following statements in regard to the excretion by the human kidneys is ... glomerular filtrate is reabsorbed by the renal tubules

Which one of the following statements in regard to the excretion by the human kidneys is correct?

Description : Which one of the following statements in regard to the excretion by the human kidneys is correct?

Last Answer : Which one of the following statements in regard to the excretion by the human kidneys is correct ... of Loop of Henly is impermeable to electrolytes

Which of these statements is not true with regard to starting a new job?

Description : Which of these statements is not true with regard to starting a new job?

Last Answer : No one will be paying any attention to you or watching to see what type of person you are.

Which of the following statements is true with regard to the erratic behaviour of Indian monsoons? (a) Uniform duration but varying amounts of rain from one year to another, as well as at different places (b) Uncertain date of onset and withdrawal, as well as unequal distribution of rain (c) Uncertain date of onset and withdrawal as well as varying amounts of rainfall during different years (d) Uniform duration but varying amounts of rain from place to place

Description : Which of the following statements is true with regard to the erratic behaviour of Indian monsoons? (a) Uniform duration but varying amounts of rain from one year to another, as well as at ... of rainfall during different years (d) Uniform duration but varying amounts of rain from place to place

Last Answer : Ans: (c)

Eicosanoids mediate inflammation in a variety of ways. Of the following statements, which are true with regard to this? a. Eicosanoids are stored in cytoplasmic granules for release after receptor mediated signaling b. Eicosanoids include prostaglandins, thromboxanes, leukotrienes and lipoxins c. Eicosanoids generally have a plasma half-life measured in hours d. Physiologic responses to eicosanoids include vasodilatation, vasoconstriction, increased vascular permeability and both chemotaxis and chemoattractant inhibition

Description : Eicosanoids mediate inflammation in a variety of ways. Of the following statements, which are true with regard to this? a. Eicosanoids are stored in cytoplasmic granules ... include vasodilatation, vasoconstriction, increased vascular permeability and both chemotaxis and chemoattractant inhibition

Last Answer : Answer: b, d The eicosanoids are derived from arachidonic acid (eicosatetraenoic acid) and consist of prostaglandins, thromboxanes, leukotrienes and lipoxins. The eicosanoids are not ... nervous system d. Mononuclear phagocytes release a variety of proinflammatory cytokines and growth factors

With regard to the rate of return on investment (ROI), which one of the following statements is not valid ? (A) It is an overall indicator of the profitability of an enterprise (B) It is a triangular relationship in the sense that ROI = Profit margin ×Asset turnover (C) It is a superior measure compared to the cash flow generated per share (D) It was first developed by Dupont, USA

Description : With regard to the rate of return on investment (ROI), which one of the following statements is not valid ? (A) It is an overall indicator of the profitability of an enterprise (B) It is a ... superior measure compared to the cash flow generated per share (D) It was first developed by Dupont, USA

Last Answer : Answer: It is a superior measure compared to the cash flow generated per share

With regard to the powers of the Rajya Sabha, which one among the following statements is not correct? (1) A money bill cannot be introduced in the Rajya Sabha (2) The Rajya Sabha has no power either to reject or amend a money bill (3) The Rajya Sabha cannot discuss the Annual Financial Statement (4) The Rajya Sabha has no power to vote on the Demands for Grants

Description : With regard to the powers of the Rajya Sabha, which one among the following statements is not correct? (1) A money bill cannot be introduced in the Rajya Sabha (2) The Rajya Sabha has no power ... the Annual Financial Statement (4) The Rajya Sabha has no power to vote on the Demands for Grants

Last Answer : (3) The Rajya Sabha cannot discuss the Annual Financial Statement Explanation: A Money Bill cannot be introduc in Rajya Sabha. Rajya Sabha has no power either to reject or amend a Money Bill. It ... Sabha may discuss the Annual Financial Statement. It has no power to vote on the Demands for Grants.

Which one among the following statements is not correct? (1) The right conferred by Article 32 cannot be suspended except by virtue of Article 359 (1) of the Constitution of India (2) The enforcement of Articles 20 and 21 cannot be suspended (3) Punishments can he prescribed by a State Legislation for offences under Part III of the Constitution of India (4) The Fundamental Rights can he abrogated by law made by the Parliament with regard to members of the forces charged with the maintenance of public order

Description : Which one among the following statements is not correct? (1) The right conferred by Article 32 cannot be suspended except by virtue of Article 359 (1) of the Constitution of India (2) The ... made by the Parliament with regard to members of the forces charged with the maintenance of public order

Last Answer : (3) Punishments can he prescribed by a State Legislation for offences under Part 111 of the Constitution of India Explanation: The State shall not make any law which takes away or abridges the rights ... law made in contravention of this clause shall, to the extent of the contravention, be void.

With regard to the physics of power systems used operate robots, which statement or statements are most correct? a) hydraulics involves the compression of liquids b) hydraulics involves the compression of air c) pneumatics involve the compression of air d) chemical batteries produce AC power

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? a) hydraulics involves the compression of liquids b) hydraulics involves the compression of air c) pneumatics involve the compression of air d) chemical batteries produce AC power

Last Answer : c) pneumatics involve the compression of air

With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Description : With regard to the physics of power systems used operate robots, which statement or statements are most correct? A : hydraulics involves the compression of liquids B : hydraulics involves the compression of air C : pneumatic involves the compression of air D : chemical batteries produce AC power

Last Answer : C : pneumatic involves the compression of air

Which of the following statements is true with regard to the relationship among audit risk, audit evidence, and materiality? a. The lower the inherent risk and control risk, the lower the aggregate materiality threshold. b. Under conditions of high inherent and control risk, the auditor should place more emphasis on obtaining external evidence and should reduce reliance on internal evidence. c. Where inherent risk is high and control risk is low, the auditor may safely ignore inherent risk. d. Aggregate materiality thresholds should not change under conditions of changing risk levels

Description : Which of the following statements is true with regard to the relationship among audit risk, audit evidence, and materiality? a. The lower the inherent risk and control risk, the lower ... inherent risk. d. Aggregate materiality thresholds should not change under conditions of changing risk levels

Last Answer : Under conditions of high inherent and control risk, the auditor should place more emphasis on obtaining external evidence and should reduce reliance on internal evidence

Which one of the following statements is not correct as regard to international resources? (a) Resources which are regulated by international institutions. (b) Resources which lie beyond the territorial waters.(c) Resources which are found along the international frontier. (d) Resources which are not yet developed.

Description : Which one of the following statements is not correct as regard to international resources? (a) Resources which are regulated by international institutions. (b) Resources which lie beyond the territorial ... which are found along the international frontier. (d) Resources which are not yet developed.

Last Answer : (d) Resources which are not yet developed.

Which one of the following statements in regard to the excretion by the human kidneys is correct? (a) Descending limb of loop of Henle is impermeable to water.(b) Distal convoluted tubule is incapable of reabsorbing HCO3 – . (c) Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules. (d) Ascending limb of loop of Henle is impermeable to electrolytes.

Description : Which one of the following statements in regard to the excretion by the human kidneys is correct? (a) Descending limb of loop of Henle is impermeable to water. (b) Distal convoluted tubule is ... reabsorbed by the renal tubules. (d) Ascending limb of loop of Henle is impermeable to electrolytes.

Last Answer : (c) Nearly 99 per cent of the glomerular filtrate is reabsorbed by the renal tubules.

According to widely accepted “fluid mosaic model” cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several respects. In this regard, which of the following statements is incorrect? (a) Proteins in cell membranes can travel within the lipid bilayer. (b) Proteins can also undergo flip-flop movements in the lipid bilayer. (c) Proteins can remain confined within certain domains of the membrane.(d) Many proteins remain completely embedded within the lipid bilayer.

Description : According to widely accepted fluid mosaic model cell membranes are semi-fluid, where lipids and integral proteins can diffuse randomly. In recent years, this model has been modified in several ... domains of the membrane. (d) Many proteins remain completely embedded within the lipid bilayer.

Last Answer : (b) Proteins can also undergo flip-flop movements in the lipid bilayer.

Which of the following statements is correct with regard to natural links? A. They are two way links B. They are from authority websites C. They are voluntary in nature D. They are from .edu or .gov extension websites

Description : Which of the following statements is correct with regard to natural links? A. They are two way links B. They are from authority websites C. They are voluntary in nature D. They are from .edu or .gov extension websites

Last Answer : C. They are voluntary in nature

1. Which of the statements with regard to formation is correct (1) One of the Functions of the formation is to facilitate drainage (2) Width of bank for double railway line is 12.155 meters (3) Width of cutting for double railway track is 11.750 meters (4) Centre to centre of formation for double line is 4.725 meters (5) Width of formation is different for concrete sleeper track and other than concrete sleeper track a) 2, 3, 5 b) 3, 4, 5* c) 2, 3, 4 d) 2, 4, 5

Description : 1. Which of the statements with regard to formation is correct (1) One of the Functions of the formation is to facilitate drainage (2) Width of bank for double railway line is 12.155 meters (3) Width of cutting for double railway track is 11. ... a) 2, 3, 5 b) 3, 4, 5* c) 2, 3, 4 d) 2, 4, 5

Last Answer : b) 3, 4, 5*