SSC JE Electrical 2018 with solution SET-1
The speed of a synchronous motor can be changed by

Changing the frequency
Changing the supply Terminals
Changing the load
Changing the supply voltage

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SSC JE Electrical 2018 with solution SET-1
 Determine the flux (in Wb) through a coil when the reluctance of the coil is 4 Amp-turns/Wb and the produced mmf is 48 Amp-turns

16
10
14
12

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SSC JE Electrical 2018 with solution SET-1
 Which of the following is the CORRECT formula for permeance?

Fm/L
φ/Fm
I/H
B/H

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SSC JE Electrical 2018 with solution SET-1
The ripple factor is

Peak Value/DC Value
RMS value/DC Value
Peak Value/RMS Value
RMS Value/Peak Value

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