SSC JE Electrical 2019 with solution SET-1
In the circuit shown, find the equivalent resistance between A and B.

75 ohm
150 ohm
100 ohm
50 ohm

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SSC JE Electrical 2019 with solution SET-1
 Z1 and Z2 are connected in series to form a load. A wattmeter’s current coil is connected in series with the load, whereas its pressure coil is connected across Z2. The wattmeter reads

Zero always
Power consumed by Z2
Power consumed by Z1 and Z2
Power consumed by Z1

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

Boiler
Economizer
Reactor
Chimney

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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

dA ⁄ dΦ
dΦ − dA
Φ × A
dΦ ⁄ dA

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