SSC JE Electrical 2019 with solution SET-1
 The amount of AC content present in the DC output of a rectifier is given by

Power factor
Peak factor
Ripple factor
Form factor

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SSC JE Electrical 2019 with solution SET-1
 The laws involved in the expression e  = −dφ/dt are

Faraday’s and Lenz’s laws
Faraday’s and Ampere’s laws
Coulomb’s and Ampere’s laws
Coulomb’s and Faraday’s laws

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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?

10Ω
20Ω
30Ω
40Ω

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SSC JE Electrical 2019 with solution SET-1
 Let T be the net torque developed by the rotor runs at ω rad/s. What is the mechanical power developed?

Pmech = ωT
Pmech = (2πωT)/60
Pmech = (2πωT)
Pmech = (ωT)/60

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SSC JE Electrical 2019 with solution SET-1
_____ is NOT a component in a thermal power plant

Boiler
Chimney
Reactor
Economizer

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