SSC JE Electrical 2019 with solution SET-2
The type of damping used for moving iron instruments is

Fluid friction damping
Eddy current damping
Air friction damping
Gravity friction damping

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SSC JE Electrical 2019 with solution SET-2
If a circular conductor carries a current of ‘I’ ampere having radius ‘r’ meter, then the magnetizing force at the center of the coil is given by

(1/r)*(At/Wb)
(1/2r)*(At/m)
(1/4r)*(At/m)
(1/r)*(At/m)

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SSC JE Electrical 2019 with solution SET-2
Four types of power plants have been given out of which three are alike in some manner and one is different. Select the odd one?

Nuclear power plant
Hydro-electric power plant
Thermal power plant
Solar power plant

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