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).
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Aug 8, 2017
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anonymous

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.
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241 views
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Jun 22, 2018
by
anonymous

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
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244 views
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Jun 18, 2018
by
anonymous

Last Answer : No we cannot turn off normal thyristor using Gate.
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93 views
1 answer
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Sep 21, 2017
by
anonymous

what is the minimum voltage required to turn on a diode ?
Last Answer : 0.7 v sil and 0.3 v for gr
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158 views
1 answer
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Dec 28, 2017
by
anonymous

Explain the principle of ON-OFF control and phase control of AC voltage controller with suitable circuit and waveforms.
Last Answer : The integral cycle control (on-off control) and phase angle control are the two types of AC voltage controller. The principle of ON-OFF control: The on-off control is also called an integral cycle ... control. In phase control, the switch is on for some period of each cycle.
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Feb 14, 2018
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anonymous

154 views
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Jul 31, 2019
by
Muzamil

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.
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717 views
1 answer
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Oct 13, 2019
by
anonymous
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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.
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574 views
1 answer
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Jul 25, 2019
by
anonymous

Draw the symbol of GTO and TRIAC.
Last Answer : 1) GTO: 2) TRIAC:
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588 views
1 answer
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Jul 25, 2019
by
anonymous

basic gate drive circuit of GTO
Last Answer : basic gate drive circuit of GTO
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896 views
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Nov 14, 2017
by
anonymous

What do you mean by turn?
Last Answer : Ans. Two conductors connected in series by end connection is called turn.
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How to Do a Stop Turn in Soccer
Last Answer : How to Do a Stop Turn in Soccer Soccer involves much bobbing and weaving to avoid defenders. You must have total control over the ball if you want to score a goal or pass to an open teammate. ... . Just devote some time to practice it regularly and you'll soon burn defenders with goals and assists.
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4 views
1 answer

How to do a Bootlegger Turn
Last Answer : How to do a Bootlegger Turn Have you seen that car stunt in movies where the vehicle hurtles towards a roadblock, then swerves on the spot, making a 180 degree turn, before coming back the other way ... you can drive properly and you remember the safety tips, you'll end up with an impressive stunt.
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9 views
1 answer
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May 11, 2021
by
anonymous

Define pinch off voltage and drain resistance of FET.
Last Answer : 1 . Pinch-off Voltage: It is the value of the drain to source voltage VDS at which the drain current ID reaches its constant saturation value. Any further increase in VDS does not have any ... drain to source voltage to the change in drain current. It is also called AC/dynamic drain resistance.
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123 views
1 answer
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Sep 5, 2018
by
anonymous

The SCR would be turned OFF by voltage reversal of applied anode-cathode ac supply frequency of A) 10 kHz B) 10 Hz C) 5 kHz D) 5 Hz
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188 views
0 answers
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Jun 18, 2018
by
anonymous

Last Answer : The fuse blows off by melting.
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73 views
1 answer
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Mar 20, 2018
by
anonymous

What is meant by pinch off voltage in MOSFET?
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Mar 19, 2018
by
anonymous

Last Answer : SCR turned off when the anode current falls below holding current.
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925 views
1 answer
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Mar 6, 2018
by
anonymous

thyristor can be turned off by?
Last Answer : Thyristor can be turned off by making anode potential equal to cathode potential or by making anode potential less than cathode potential.
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135 views
1 answer
asked
Sep 10, 2017
by
anonymous

drive the expression for the (1)current that commutates the scr, (2)the peak current, (3) conduction time? in class B,C,D and E.
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4 views
0 answers

Write a note on ATP?
Last Answer : ATP is abbreviation of adenosine tri-phosphate. Composition: - It is made up of three-phosphate group. Adenosine is formed of nitrogenous base (adenine) and sugar (ribose). In ATP three- ... broken down a large amount of energy is released which is used in different activities of organism.
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7 views
1 answer

using the SRC gate current ,load current, ARC voltage and capacitor voltage , explain the working principle of class B commutation
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4 views
0 answers

Write about transformer on DC.
Last Answer : Transformer on DC : Transformer cannot work on DC. Transformer works on electromagnetic induction principle. Electromagnetic induction principle means when flux linking with coil changes and EMF induced in it ... winding insulation will burn. https://youtu.be/TVp_0fIfxqY
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249 views
1 answer
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May 10, 2020
by
anonymous
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State two applications of : (i) PVC paper (ii) Porcelain with type of class based on withstand temperature is insulating material.
Last Answer : (i) Application of PVC paper : 1. It is used in slot lining or motor winding insulation purpose 2. For Insulation of Transformer winding (ii) Application of Porcelain : 1. Mainly used for manufacturing ... on withstand temperature : * H' & C' Class of insulation i e. 180° and above 180°C
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313 views
1 answer
asked
May 7, 2020
by
anonymous

List any four accessories used on lathe.
Last Answer : The various accessories used in lathe are as follows. 1) Lathe centers 2) Carriers or driving dog 3) catch plates 4) Chucks 5) Face plates 6) Angle plates 7) Mandrels 8) Rests
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87 views
1 answer
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May 7, 2020
by
anonymous

State the impact of inductance and resistance on transmission line performance
Last Answer : Impact of inductance on transmission line: 1) It causes IXL drop in transmission line which affects regulation. 2) It is the only parameter which decides power transmission capacity of line i. ... is very small, it causes losses, temperature rise& poor voltage regulation so it cannot be neglected
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189 views
1 answer
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May 6, 2020
by
anonymous

Analyze the effect of supply voltage on performance of LED as regards current, Lumen output, efficacy and life.
Last Answer : 1) Effect on Current:- In LED current depends upon supply voltage, if voltage get changes then current also change but this change in current will be control by resistors which are connected in series. 2) ... 4) Effect on Life:- If supply voltage is not stable then life of LED get reduced.
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107 views
1 answer
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May 3, 2020
by
anonymous

Compare the salient features of LED and CFL based on: i] Lamp Efficiency ii] Life span
Last Answer : Parameter LED CFL Lamp Efficiency High (more than 70 lumen per watt) Comparatively less (50-60 lumen per watt) Life span (in working hours) 10000 3000
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96 views
1 answer
asked
May 3, 2020
by
anonymous

With the help of N-channel JFET describe the effect of input voltage VGS on output current ID.
Last Answer : Working of N channel FET: * When a voltage is applied between the drain and source with a DC supply (VDD), the electrons flows from source to drain through narrow channel ... where the channel gets completely blocked and the drain current becomes zero is called pinch- off voltage.
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260 views
1 answer
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May 2, 2020
by
anonymous

Explain the procedure to perform Short Circuit test on single phase transformer with circuit diagram.
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116 views
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Apr 27, 2020
by
anonymous

Brake test on DC series motor
Last Answer : .embed-container { position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden; max-width: 100%; } .embed-container iframe, .embed-container object, .embed-container embed { position: absolute; top: 0; left: 0; width: 100%; height: 100%; }
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304 views
2 answers
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Apr 21, 2020
by
anonymous

Explain with neat circuit diagrams the procedures to perform no load and blocked rotor tests on three phase induction motor.
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155 views
0 answers
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Apr 16, 2020
by
anonymous

Explain the need and steps to conduct the reduced voltage running up test on the three phase induction motor.
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294 views
0 answers
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Apr 16, 2020
by
anonymous

State one application of clip on meter.
Last Answer : Clip-on meter is used to measure the High value AC current without breaking the circuit Or without opening the circuit.
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51 views
1 answer
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Aug 17, 2019
by
anonymous

Problem on capacitor
Last Answer : Problem on capacitor 1 : https://youtu.be/ZyT3WOFN8fs Problem on capacitor 2 : https://youtu.be/JBwEfekvutE Problem on capacitor 3 : https://youtu.be/E1lhIn5t8Mo Problem on capacitor 4 : https://youtu.be/yl651f4IUfg
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117 views
1 answer
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May 21, 2019
by
anonymous

Problems on electrical power and energy
Last Answer : Problem on electrical power and energy 1 : https://youtu.be/ZvWHuMdmv9g Problem on electrical power and energy 2 : https://youtu.be/19IZMc6U2vs Problem on electrical power and energy 3 : https ... : https://youtu.be/iYqGIwA919A Problem on electrical power and energy : https://youtu.be/iWnWQz_mzHk
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2.6k views
1 answer
asked
May 21, 2019
by
anonymous

Problems on resistance and resistivity
Last Answer : Problem on resistance and resistivity 1 : https://youtu.be/OqavD7OlZUs Problem on resistance and resistivity 2 : https://youtu.be/0eo8VO8cpwk Problem on resistance and resistivity 3 : https:// ... https://youtu.be/3neLRCTz0RQ Problem on resistance and resistivity 13 : https://youtu.be/vBCkvPOiztY
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108 views
1 answer
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May 21, 2019
by
anonymous

Problem on temperature coefficient of resistance 3
Last Answer : Problem on temperature coefficient of resistance 3
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84 views
1 answer
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May 20, 2019
by
anonymous

Problem on temperature coefficient of resistance 2
Last Answer : Problem on temperature coefficient of resistance 2
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80 views
1 answer
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May 20, 2019
by
anonymous
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Problem on temperature coefficient of resistance 1
Last Answer : Problem on temperature coefficient of resistance 1
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83 views
1 answer
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May 19, 2019
by
anonymous

Problem on resistance and resistivity 13
Last Answer : Problem on resistance and resistivity 13
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77 views
1 answer
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May 19, 2019
by
anonymous

Problem on resistance and resistivity 12
Last Answer : Problem on resistance and resistivity 12
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72 views
1 answer
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May 19, 2019
by
anonymous

Problem on resistance and resistivity 11
Last Answer : Problem on resistance and resistivity 11
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59 views
1 answer
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May 19, 2019
by
anonymous

Problem on resistance and resistivity 10
Last Answer : Problem on resistance and resistivity 10
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65 views
1 answer
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May 19, 2019
by
anonymous

Problem on resistance and resistivity 9
Last Answer : Problem on resistance and resistivity 9
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69 views
1 answer
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May 19, 2019
by
anonymous

Problem on resistance and resistivity 8
Last Answer : Problem on resistance and resistivity 8
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97 views
1 answer
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May 18, 2019
by
anonymous

Problem on resistance and resistivity 7
Last Answer : Problem on resistance and resistivity 7
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83 views
1 answer
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May 18, 2019
by
anonymous

Problem on resistance and resistivity 6
Last Answer : Problem on resistance and resistivity 6
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75 views
1 answer
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May 18, 2019
by
anonymous

Problem on resistance and resistivity 5
Last Answer : Problem on resistance and resistivity 5
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80 views
1 answer
asked
May 18, 2019
by
anonymous
