SSC JE Electrical 2018 with solution SET-1
 A zero watt Lamp consumes

About 25 to 30 W  Power
About 15 to 20 W power
About 5 to 7 W power
No power

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SSC JE Electrical 2018 with solution SET-1
 Which one of the following statement is NOT true about PMMC type instruments?

The cost of PMMC instruments is high
PMMC type Instruments have uniformly divided scale
Stray magnetic errors are small in these types of instruments
These instruments are suitable for both AC and DC currents

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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

4.64
6.69
5.65
6.67

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