SSC JE Electrical 2019 with solution SET-1
 Which of the following is the function of the moderator in a nuclear reactor?

Starting chain reaction
Controlling chain reaction
Stopping chain reaction
To slow down the fast-moving electron

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SSC JE Electrical 2019 with solution SET-1
 P = ρQHg is the water power equation. Head ‘H’ is measured in meter ‘g’ gravity constant is measured in meter/second square, then the measuring unit of ‘Q’, the flow rate of water is:

Square meter per second
Meter per hour
Meter per second
Cubic meter per second

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SSC JE Electrical 2019 with solution SET-1
 Which of the following should be used under no-load conditions?

Rewireable fuse
Circuit breaker
Air-break switch
Isolator

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SSC JE Electrical 2019 with solution SET-1
 The average value of a sinusoidal wave is:

√2 × maximum value
0.637 × maximum value
2 × maximum value
0.5 × maximum value

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