SSC JE Electrical 2019 with solution SET-1
A three-phase induction machine, when it is operating like a motor, the range of slip is given by

0 ≤ s ≤ 1
0 > s > −1
−1 > s > −2
1 < a < 2

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SSC JE Electrical 2019 with solution SET-1
 Three lamps are connected in series across a 120V supply and take a current of 1.5A. If the resistance of two of the lamps is 30Ω, what is the resistance of the third lamp?

30Ω
20Ω
10Ω
40Ω

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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:

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

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SSC JE Electrical 2019 with solution SET-1
 The law that explains about the economic size of a conductor is:

Lamberts law
Newton’s law
Faraday’s law
Kelvin’s law

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