SSC JE Electrical 2018 with solution SET-1
The unit of luminous flux is

Lumen
Candela
Steradian
Lux

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SSC JE Electrical 2018 with solution SET-1
 Which of the following instrument can measure voltage resistance and current?

Wattmeter
Ammeter
Multimeter
Voltmeter

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SSC JE Electrical 2018 with solution SET-1
 If a fixed amount of power is to be transmitted over a certain length with the fixed power loss then_____,

The weight of the conductor will be proportional to the square of the voltage and directly proportional to the power factor of the load.
The weight of the conductor required will be proportional to the voltage
The weight of the conductor required will be inversely proportional to the square of the voltage and that of the power factor of the load
The weight of the conductor required will be inversely proportional to the voltage and that of the power factor of the load

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SSC JE Electrical 2018 with solution SET-1
The ripple factor is

RMS value/DC Value
RMS Value/Peak Value
Peak Value/RMS Value
Peak Value/DC Value

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SSC JE Electrical 2018 with solution SET-1
If the centrifugal switch does not open at 70 to 80 percent of a synchronous speed of the motor, it would result in

Damage to the centrifugal switch
Overloading of running winding
Damage to the starting winding
None of these

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SSC JE Electrical 2018 with solution SET-1
In a synchronous Motor, the damping winding is generally used to

Provide starting torque
Reduces the eddy current
Reduces the Noise Level
Prevent hunting and provide starting Torque

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