SSC JE Electrical 2019 with solution SET-1
 If dΦ is the luminous flux incident normally on an area dA, then Illuminance is given as

dΦ ⁄ dA
dA ⁄ dΦ
Φ × A
dΦ − dA

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

Reactor
Boiler
Economizer
Chimney

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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
(I ⁄ 2Πr) A/m
(μI ⁄ 2Πr) A/m

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SSC JE Electrical 2019 with solution SET-1
 P = ρQHg is the water power equation. Head ‘H’ is measured in meter ‘g’ gravity constant is measured in meter/second square, then the measuring unit of ‘Q’, the flow rate of water is:

Cubic meter per second
Meter per second
Meter per hour
Square meter per second

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SSC JE Electrical 2019 with solution SET-1
  In a capacitor start single phase induction motor the current in the:

Starting winding lags the voltage
The main winding leads the voltage
Supply lines lead the voltage
Starting winding leads the voltage

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