SSC JE Electrical 2019 with solution SET-1
 Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

Power consumed by Z1
Power consumed by Z1 and Z2
Zero always
Power consumed by Z2

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

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SSC JE Electrical 2019 with solution SET-1
 Which of the following plants experiences chain reactions?

Gas power plant
Thermal power plant
Nuclear power plant
Hydro-electric power plant

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

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

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