An electrolytic capacitor is generally made to provide

Diaphragm electrolytic cell as compared to mercury electrolytic cell

A

Produces 70% NaOH solution

B

Requires less specific power consumption for the production of chlorine

C

Requires lesser investment for similar capacity

D

All of the above

Mercury electrolytic cells are preferred over diaphragm electrolytic cell (for production of caustic soda), as it

A

Has larger production capacity per unit cell

B

Consumes less power per ton of Cl₂ produced

C

Produces high purity (70%) caustic soda directly

D

All of the above

While testing a capacitor with ohm meter, if the capacitor shows charging, but the final resistance reading is appreciably less than normal, it can be concluded that the capacitor is

A

Short-circuited

B

Open circuited

C

Alright

D

Leaky

An electrolytic capacitor can be used for

A

D.C. only

B

AC. only

C

both D.as well as A.C.

D

none of the above

In a two value capacitor motor, the capacitor used for running purposes is

A

air capacitor

B

paper spaced oil filled type

C

ceramic type

D

a.c. electrolytic type

When a capacitor was connected to the terminal of ohmmeter, the pointer indicated a low resistance initially and then slowly came to infinity position. This shows that capacitor is

A

Short-circuited

B

All right

C

Faulty

D

None of the above

A capacitor in a circuit became hot and ultimately exploded due to wrong connections, which type of capacitor it could be ?

A

Paper capacitor

B

Ceramic capacitor

C

Electrolytic capacitor

D

Any-of the above

A mica capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance ?

A

Ceramic capacitor

B

Mica capacitor

C

Both will have identical value of capacitance

D

It depends on applied voltage

In a capacitor start single-phase motor, when capacitor is replaced by a resistance

A

torque will increase

B

the motor will consume less power

C

motor will run in reverse direction

D

motor will continue to run in same direction

In a capacitor start and run motors the function of the running capacitor in series with the auxiliary winding is to

A

improve power factor

B

increase overload capacity

C

reduce fluctuations in torque

D

to improve torque

An electrolytic capacitor is generally made to provide

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