Related Questions

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

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