SSC JE Electrical 2018 with solution SET-1
 Determine the magnitude of EMF (in V) induced between the axis of rotation and the rim of the disc, when the disc of radius 10 cm rotates with an angular velocity of 60 revolutions per second and placed in the magnetic field of 3 T acting parallel to the rotation of the disc

5.65
6.69
6.67
4.64

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SSC JE Electrical 2018 with solution SET-1
A PMMC type voltmeter, having a full-scale reading of 250 V and an internal resistance of 400 kilo-ohms, is connected with the series resistance of 100 kilo-ohms. Calculate the sensitivity of the voltmeter (in Ohms/Volts)

24000
20000
2000
2400

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

Fm/L
I/H
φ/Fm
B/H

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SSC JE Electrical 2018 with solution SET-1
Determine the magnetic field strength (in A/m) of a material when the intensity of magnetization of the material is 0.084 Amp/m and the magnetic susceptibility of the material is 0.0012

70
0.7
0.07
700

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