As the voltage of transmission increases, the volume of conductor (A) increases. (B) does not change. (C) decreases. (D) increases proportionately.

As the voltage of transmission increases, the volume of conductor
 (A) increases. (B) does not change.
 (C) decreases. (D) increases proportionately.
by

1 Answer

Answer :

Ans: C
 Decreases due to skin effect.
by

Related questions

In a period of inflation and price rise the supply of money remains (1) the same (2) increases (3) decreases (4) increases or decreases proportionately.

Description : In a period of inflation and price rise the supply of money remains (1) the same (2) increases (3) decreases (4) increases or decreases proportionately.

Last Answer : increases

Upon increasing the transmission voltage, volume of the conductor will:...

Description : Upon increasing the transmission voltage, volume of the conductor will:  (A) increase (B) not change (C) decrease (D) increase for some time and then decrease

Last Answer : Upon increasing the transmission voltage, volume of the conductor will: decrease

When the current in a power transmission line is increased, the power loss _____________. A. increases as the square of the current B. decreases as the square root of the current C. remains the same, as it is independent of current flow D. increases in direct proportion as the current

Description : When the current in a power transmission line is increased, the power loss _____________. A. increases as the square of the current B. decreases as the square root of the current C. remains the same, as it is independent of current flow D. increases in direct proportion as the current

Last Answer : Answer: A

When earth fault occurs: a) voltage potential at the earth mat increases due to grounding b) voltage potential at the earth mat decreases due to grounding c) voltage potential at the earth mat remains zero irrespective of fault d) none of the above

Description : When earth fault occurs: a) voltage potential at the earth mat increases due to grounding b) voltage potential at the earth mat decreases due to grounding c) voltage potential at the earth mat remains zero irrespective of fault d) none of the above

Last Answer : Ans: A

Which of the following statements is true concerning a stepdown transformer in an operating AC power circuit? A. Voltage and current will both be increased. B. Voltage and current will both be decreased C. Voltage decreases as current increases. D. Voltage increases as current decreases.

Description : Which of the following statements is true concerning a stepdown transformer in an operating AC power circuit? A. Voltage and current will both be increased. B. Voltage and current will both be decreased C. Voltage decreases as current increases. D. Voltage increases as current decreases.

Last Answer : Answer: C

When the voltage remains constant, and the resistance increases in a series circuit, current flow _____________. A. decreases B. remains the same C. increases D. increases by the square

Description : When the voltage remains constant, and the resistance increases in a series circuit, current flow _____________. A. decreases B. remains the same C. increases D. increases by the square

Last Answer : Answer: A

When the voltage remains constant and the resistance is increased in a series circuit, the flow of current _____________. A. increases by the square of the original value B. increases C. remains the same D. decreases

Description : When the voltage remains constant and the resistance is increased in a series circuit, the flow of current _____________. A. increases by the square of the original value B. increases C. remains the same D. decreases

Last Answer : Answer: D

Transmission efficiency of transmission line increases with the: a) Decrease in power factor and voltage b) Increases in power factor and voltage c) Increase in power factor and decrease in voltage d) Increase in the voltage but decrease in the power factor

Description : Transmission efficiency of transmission line increases with the: a) Decrease in power factor and voltage b) Increases in power factor and voltage c) Increase in power factor and decrease in voltage d) Increase in the voltage but decrease in the power factor

Last Answer : Ans: B

In case of imprisonment for non-payment of fine, if a part of the fine is paid, such sentence (a) Shall be reduced proportionately (b) Shall not be reduced in direct proportion to the fine paid (c) Shall be reduced but subject to the discretion of the court as to the quantum of reduction (d) All of the above.

Description : In case of imprisonment for non-payment of fine, if a part of the fine is paid, such  sentence (a) Shall be reduced proportionately (b) Shall not be reduced in direct proportion to the fine paid ( ... subject to the discretion of the court as to the quantum of  reduction (d) All of the above.

Last Answer : (a) Shall be reduced proportionately

A Unit Price (UP) contract provides: 1. a reimbursement of allowable costs plus a fixed fee which is paid proportionately as the contract progresses 2. a reimbursement of allowable cost of services performed plus an agreed upon percentage of the estimated cost as profit 3. the supplier with a fixed price for delivered performance plus a predetermined fee for superior performance 4. a fixed price where the supplier agrees to furnish goods and services at unit rates and the final price is dependent on the quantities needed to carry out the work.

Description : A Unit Price (UP) contract provides: 1. a reimbursement of allowable costs plus a fixed fee which is paid proportionately as the  contract progresses  2. a reimbursement of allowable cost of services ... unit rates and the  final price is dependent on the quantities needed to carry out the work.

Last Answer : 4. a fixed price where the supplier agrees to furnish goods and services at unit rates and the  final price is dependent on the quantities needed to carry out the work

When loads are applied proportionately to a frame structure containing its members in one plane, the structure is called (A) Grid frame (B) Plane frame (C) Space frame (D) Truss frame

Description : When loads are applied proportionately to a frame structure containing its members in one plane, the structure is called (A) Grid frame (B) Plane frame (C) Space frame (D) Truss frame

Last Answer : (C) Space frame

With increase in temperature, the electrical conductivity of semiconductors (A) Increases (B) Decreases (C) Remain constant (D) Either (A) or (B), depends on the type of semi-conductor

Description : With increase in temperature, the electrical conductivity of semiconductors (A) Increases (B) Decreases (C) Remain constant (D) Either (A) or (B), depends on the type of semi-conductor

Last Answer : Option A

. With increase in temperature, the electrical conductivity of semiconductors (A) Increases (B) Decreases (C) Remain constant (D) Either (A) or (B), depends on the type of semi-conductor

Description : . With increase in temperature, the electrical conductivity of semiconductors (A) Increases (B) Decreases (C) Remain constant (D) Either (A) or (B), depends on the type of semi-conductor

Last Answer : Option A

When water is heated from 0°C to 10°C. Its volume (1) increases (2) decreases (3) does not change (4) first decreases and then increases

Description : When water is heated from 0°C to 10°C. Its volume (1) increases (2) decreases (3) does not change (4) first decreases and then increases

Last Answer : (4) first decreases and then increases

Which of the following activities occurs during the charging process of a lead-acid storage battery? A. The specific gravity of the acid increases. B. Both plates change chemically to lead sulfate. C. The specific gravity of the acid decreases. D. Hydrogen gas is absorbed.

Description : Which of the following activities occurs during the charging process of a lead-acid storage battery? A. The specific gravity of the acid increases. B. Both plates change chemically to lead sulfate. C. The specific gravity of the acid decreases. D. Hydrogen gas is absorbed.

Last Answer : Answer: A

Which of the following is the demerit of a 'constant voltage transmission system' ? (a) Increase of short-circuit current of the system (b) Availability of steady voltage at all loads at the line terminals (c) Possibility of better protection for the line due to possible use of higher terminal reactants (d) Improvement of power factor at times of moderate and heavy loads (e) Possibility of carrying increased power for a given conductor size in case of long-distance heavy power transmission

Description : Which of the following is the demerit of a 'constant voltage transmission system' ? (a) Increase of short-circuit current of the system (b) Availability of steady voltage at all loads at ... of carrying increased power for a given conductor size in case of long-distance heavy power transmission

Last Answer : (a) Increase of short-circuit current of the system

Constant voltage transmission entails the following disadvantage (a) large conductor area is required for same power transmission (b) short-circuit current of the system is increased (c) either of the above (d) none of the above

Description : Constant voltage transmission entails the following disadvantage (a) large conductor area is required for same power transmission (b) short-circuit current of the system is increased (c) either of the above (d) none of the above

Last Answer : (b) short-circuit current of the system is increased

Which of the following is the demerit of a 'constant voltage transmission system' ? (a) Increase of short-circuit current of the system (b) Availability of steady voltage at all loads at the line terminals (c) Possibility of better protection for the line due to possible use of higher terminal reactants (d) Improvement of power factor at times of moderate and heavy loads (e) Possibility of carrying increased power for a given conductor size in case of long-distance heavy power transmission

Description : Which of the following is the demerit of a 'constant voltage transmission system' ? (a) Increase of short-circuit current of the system (b) Availability of steady voltage at all loads at ... of carrying increased power for a given conductor size in case of long-distance heavy power transmission

Last Answer : (a) Increase of short-circuit current of the system

ACSR (Aluminium Conductor Steel Reinforced) are used as (A) over head transmission lines. (B) super conductors. (C) fuse (D) underground cables.

Description : ACSR (Aluminium Conductor Steel Reinforced) are used as (A) over head transmission lines. (B) super conductors. (C) fuse (D) underground cables.

Last Answer : (A) over head transmission lines.

To properly use a hook-on-type volt/ammeter to check current flow, you must FIRST _____________. A. de-energize the circuit to allow connection of the instrument in series B. hook the jaws of the instrument around the insulated conductor C. connect the voltage test leads to the appropriate terminals D. short the test leads and calibrate the instrument to zero

Description : To properly use a hook-on-type volt/ammeter to check current flow, you must FIRST _____________. A. de-energize the circuit to allow connection of the instrument in series B. hook the jaws ... test leads to the appropriate terminals D. short the test leads and calibrate the instrument to zero

Last Answer : Answer: B

The size of a conductor used in power cables depends on the (A) operating voltage. (B) power factor. (C) current to be carried. (D) type of insulation used.

Description : The size of a conductor used in power cables depends on the (A) operating voltage. (B) power factor. (C) current to be carried. (D) type of insulation used.

Last Answer : (C) current to be carried.

You have installed a Zener diode in parallel with a load. While measuring the voltage across the Zener diode it is found that it does not change as the current through the load increases. This means that the Zener diode __________. A. is working as it should B. is shorted C. is open D. does not regulate as it should

Description : You have installed a Zener diode in parallel with a load. While measuring the voltage across the Zener diode it is found that it does not change as the current through the load increases. This means that the ... is working as it should B. is shorted C. is open D. does not regulate as it should

Last Answer : Answer: A

Read the following points `:-` (i) Increase GFR (ii) Increase B.P. (iii) Decreases blood volume (iv) Increases aldosterone secretion (v) Vasoconstrict

Description : Read the following points `:-` (i) Increase GFR (ii) Increase B.P. (iii) Decreases blood volume (iv) Increases aldosterone secretion (v) Vasoconstrict

Last Answer : Read the following points `:-` (i) Increase GFR (ii) Increase B.P. (iii) Decreases blood volume (iv) ... II ? A. Two B. Three C. Four D. Five

What volume of a gas increases its pressure decreases?

Description : What volume of a gas increases its pressure decreases?

Last Answer : Other things being equal, if the volume increases the pressuredecreases, and vice versa.

Volumetric efficiency of a compressor without clearance volume A. Increases with increase in compression ratio B. Decreases wit increase in compression ratio C. Not dependent upon compression ratio D. Unpredictable

Description : Volumetric efficiency of a compressor without clearance volume A. Increases with increase in compression ratio B. Decreases wit increase in compression ratio C. Not dependent upon compression ratio D. Unpredictable

Last Answer : ANSWER : C

In a reciprocating air compressor the compressor work per kg of air A. Increases as clearance volume increases B. Decreases as clearance volume increases C. Is independent of clearance volume D. Increases with clearance volume only of multistage compressor

Description : In a reciprocating air compressor the compressor work per kg of air A. Increases as clearance volume increases B. Decreases as clearance volume increases C. Is independent of clearance volume D. Increases with clearance volume only of multistage compressor

Last Answer : ANSWER : C

What happens when water is cooled from 8°C to 0°C? 1. Its volume decreases uniformly, becoming minimum at 0°C. 2. Its density increases uniformly, attaining maximum value at 0°C. 3. Its volume decreases up to 4°C and then increases 4. Its density increases up to 4°C and then decreases. Which of the above answers is/are correct? (a) Only 1 (b) Only 2 (c) 3 and 4 (d) 1 and 2

Description : What happens when water is cooled from 8°C to 0°C? 1. Its volume decreases uniformly, becoming minimum at 0°C. 2. Its density increases uniformly, attaining maximum value at 0°C. 3. Its volume decreases up to 4°C and then increases ... is/are correct? (a) Only 1 (b) Only 2 (c) 3 and 4 (d) 1 and 2

Last Answer : Ans:(c)

What is the principle of a life Jacket'? (1) It provides oxygen to a drowning person (2) It increases the volume of the person to keep him afloat (3) It decreases the volume of the person to keep him afloat (4) The person can sit on it like a raft

Description : What is the principle of a life Jacket'? (1) It provides oxygen to a drowning person (2) It increases the volume of the person to keep him afloat (3) It decreases the volume of the person to keep him afloat (4) The person can sit on it like a raft

Last Answer : (2) It increases the volume of the person to keep him afloat Explanation: The upward-pushing force that keeps things afloat is called buoyancy. For an object to float it must be able to equal ... a person, it acts to significantly increase their volume for only a very small increase in their mass.

Antidiuretic hormone: a. decreases the osmolarity of urine b. decreases the volume of urine c. increases the reabsorption of water in the proximal tubules d. is synthesized in the posterior pituitary gland

Description : Antidiuretic hormone: a. decreases the osmolarity of urine b. decreases the volume of urine c. increases the reabsorption of water in the proximal tubules d. is synthesized in the posterior pituitary gland

Last Answer : decreases the volume of urine

Select the correct events that occur during inspiration. (1) Contraction of diaphragm (2) Contraction of external inter-costal muscles (3) Pulmonary volume decreases (4) Intra pulmonary pressure increases (a) (1) and (2) (b) (3) and (4)

Description : Select the correct events that occur during inspiration. (1) Contraction of diaphragm (2) Contraction of external inter-costal muscles (3) Pulmonary volume decreases (4) Intra pulmonary pressure increases (a) (1) and (2) (b) (3) and (4)

Last Answer : (1) Contraction of diaphragm

A reversible liquid phase endothermic reaction is to be carried out in a plug flow reactor. For minimum reactor volume, it should be operated such that the temperature along the length (A) Decreases (B) Increases (C) Is at the highest allowable temperature throughout (D) First increases and then decreases

Description : A reversible liquid phase endothermic reaction is to be carried out in a plug flow reactor. For minimum reactor volume, it should be operated such that the temperature along the length (A) ... Increases (C) Is at the highest allowable temperature throughout (D) First increases and then decreases

Last Answer : (C) Is at the highest allowable temperature throughout

With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion). (A) Increases (B) Decreases (C) Remain same (D) Increases linearly

Description : With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion). (A) Increases (B) Decreases (C) Remain same (D) Increases linearly

Last Answer : (A) Increases

If helium is introduced in a reactor containing O2 , SO2 and SO3 at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO3 (as per Le Chatelier's principle). (A) Decreases (B) Increases (C) Remains unaltered (D) Changes unpredictably

Description : If helium is introduced in a reactor containing O2 , SO2 and SO3 at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO3 ( ... 's principle). (A) Decreases (B) Increases (C) Remains unaltered (D) Changes unpredictably

Last Answer : (A) Decreases

A tariff: A. Increases the volume of trade B. Decreases the volume of trade C. Has no effect on the volume of trade D. Both (b) and (c)

Description : A tariff: A. Increases the volume of trade B. Decreases the volume of trade C. Has no effect on the volume of trade D. Both (b) and (c)

Last Answer : Decreases the volume of trade

In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent. (A) 0.25 (B) 0.5 (C) 0.75 (D) 1

Description : In an isothermal process on an ideal gas, the pressure increases by 0.5 percent. The volume decreases by about __________ percent. (A) 0.25 (B) 0.5 (C) 0.75 (D) 1

Last Answer : (B) 0.5

In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear (A) Decreases (B) Increases (C) Remains unchanged (D) First increases and then decreases

Description : In a consolidated drained test on a normally consolidated clay, the volume of the soil sample during shear (A) Decreases (B) Increases (C) Remains unchanged (D) First increases and then decreases

Last Answer : (A) Decreases

At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure. (A) Increases (B) Decreases (C) Remains unchanged (D) May increase or decrease; depends on the gas

Description : At a given temperature, the volume of a gas dissolved in a solvent __________ with increase in pressure. (A) Increases (B) Decreases (C) Remains unchanged (D) May increase or decrease; depends on the gas

Last Answer : C) Remains unchanged

The volume of a fluid __________ as the pressure increases. (A) Remains same (B) Decreases (C) Increases (D) None of these

Description : The volume of a fluid __________ as the pressure increases. (A) Remains same (B) Decreases (C) Increases (D) None of these

Last Answer : Answer: Option B

As we heat a gas at constant pressure, its volume  a. increases  b. decreases  c. stays the same  d. none of the above

Description : As we heat a gas at constant pressure, its volume  a. increases  b. decreases  c. stays the same  d. none of the above

Last Answer : increases

The volume of a given amount of water _________ as the temperature decreases from 4˚C to 0˚C.  a. decreases  b. increases  c. remains constant  d. none of the above

Description : The volume of a given amount of water _________ as the temperature decreases from 4˚C to 0˚C.  a. decreases  b. increases  c. remains constant  d. none of the above

Last Answer : increases

When tensile stress is applied axially on a circular rod its (a)diameter decreases (b)length increases (c)volume decreases (d)Which of the above are true?

Description : When tensile stress is applied axially on a circular rod its (a)diameter decreases (b)length increases (c)volume decreases (d)Which of the above are true?

Last Answer : (c)volume decreases

Fixed cost per unit increases when: A. Production volume decreases B. Production volume increases C. Variable cost per unit decreases D. None of the above

Description : Fixed cost per unit increases when: A. Production volume decreases B. Production volume increases C. Variable cost per unit decreases D. None of the above

Last Answer : A. Production volume decreases

Assuming all other parameters remain constant, what happens to the pressure of a gas when the volume of the gas is increased? w) increases x) decreases y) fluctuates sinusoidally z) remains the same

Description : Assuming all other parameters remain constant, what happens to the pressure of a gas when the volume of the gas is increased? w) increases x) decreases y) fluctuates sinusoidally z) remains the same

Last Answer : ANSWER: X -- DECREASES

What is the principle of a ‘Life Jacket’? (1) It provides oxygen to a drowning person (2) It increases the volume of the person to keep him afloat (3) It decreases the volume of the person to keep him afloat (4) The person can sit on it like a raft

Description : What is the principle of a ‘Life Jacket’? (1) It provides oxygen to a drowning person (2) It increases the volume of the person to keep him afloat (3) It decreases the volume of the person to keep him afloat (4) The person can sit on it like a raft

Last Answer : It increases the volume of the person to keep him afloat

The critical spark energy required to ignite a given mixture A. decreases with decreasing sparking voltage B. increases with decreasing sparking voltage C. increases with increasing sparking voltage D. decreases with increasing sparking voltage

Description : The critical spark energy required to ignite a given mixture A. decreases with decreasing sparking voltage B. increases with decreasing sparking voltage C. increases with increasing sparking voltage D. decreases with increasing sparking voltage

Last Answer : ANSWER : D

The threshold frequency is the frequency below which – (1) photo current increases with voltage (2) photo current decreases with voltage (3) photo electric emission is not possible (4) photo current is constant

Description : The threshold frequency is the frequency below which – (1) photo current increases with voltage (2) photo current decreases with voltage (3) photo electric emission is not possible (4) photo current is constant

Last Answer : (3) photo electric emission is not possible Explanation: The photoelectric effect is the emission of electrons by substances, especially metals, when light falls on their surfaces. The photoelectric ... gain sufficient energy to overcome the electrostatic barrier of the work function of the metal.

The threshold frequency is the frequency below which - (1) photo current is constant (2) photo current increases with voltage (3) photo current decreases with volt (4) photo electric emission is not possible

Description : The threshold frequency is the frequency below which - (1) photo current is constant (2) photo current increases with voltage (3) photo current decreases with volt (4) photo electric emission is not possible

Last Answer : (4) photo electric emission is not possible

The threshold frequency is the frequency below which – (1) photo current increases with voltage (2) photo current decreases with voltage (3) photo electric emission is not possible (4) photo current is constant

Description : The threshold frequency is the frequency below which – (1) photo current increases with voltage (2) photo current decreases with voltage (3) photo electric emission is not possible (4) photo current is constant

Last Answer : (3) photo electric emission is not possible Explanation: The photoelectric effect is the emission of electrons by substances, especially metals, when light falls on their surfaces. The photoelectric ... gain sufficient energy to overcome the electrostatic barrier of the work function of the metal.

The threshold frequency is the frequency below which - (1) photo current is constant (2) photo current increases with voltage (3) photo current decreases with volt (4) photo electric emission is not possible

Description : The threshold frequency is the frequency below which - (1) photo current is constant (2) photo current increases with voltage (3) photo current decreases with volt (4) photo electric emission is not possible

Last Answer : (4) photo electric emission is not possible