SSC JE Electrical 2019 with solution SET-1
 A 200 V d.c machine as Ra = 0.5 Ω and its full-load Ia= 20A. Determine the induced e.m.f when the machine acts as a motor

210 V
215 V
200 V
190 V

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SSC JE Electrical 2019 with solution SET-1
 Is it possible to have current in a transmission line, under no-load conditions?

Yes, because of the capacitance effect
Yes, because of the corona effect
No, because of the proximity effect
Yes, because of skin effect

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

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