SSC JE Electrical 2019 with solution SET-1
 H = ____is the expression for the magnetic field due to an infinite linear current-carrying conductor

(μI ⁄ 2r) A/m
(I ⁄ 2r) A/m
(μI ⁄ 2Πr) A/m
(I ⁄ 2Πr) A/m

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SSC JE Electrical 2019 with solution SET-1
 Which of the following plants experiences chain reactions?

Thermal power plant
Gas power plant
Hydro-electric power plant
Nuclear power plant

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SSC JE Electrical 2019 with solution SET-1
 Lamp efficiency is measured in

Lumen/lux
Lux/watt
Lumen/watt
Candela/watt

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SSC JE Electrical 2019 with solution SET-1
_____ is NOT a component in a thermal power plant

Chimney
Boiler
Reactor
Economizer

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SSC JE Electrical 2019 with solution SET-1
 Two decimal coils A and B of 1000 turns each lies in the parallel plane such that 80% of the flux produced by one coil links with the other. If a current of 5A flowing in A produces a flux of 0.05 mWb, then the flux linking with coil B is:

0.004 mWb
0.04 mWb
4 mWb
0.4 mWb

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