SSC JE Electrical 2019 with solution SET-1
In the two wattmeter method, the readings of the two wattmeters are 500W, 500W respectively. The load power factor in a balanced 3-phase 3-wire circuit is:

1
0.5
0.8
0.9

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 The laws involved in the expression e  = −dφ/dt are

Coulomb’s and Ampere’s laws
Coulomb’s and Faraday’s laws
Faraday’s and Ampere’s laws
Faraday’s and Lenz’s laws

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Boiler
Economizer
Chimney
Reactor

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 In an AC network, the load connected is (10 + j10). The phase relation between the voltage applied and the current through the load is:

Voltage and current are in phase with each other
Voltage leads current by 45°
Voltage lags current by 45°
Voltage lags current by 30°

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP
MORE MCQ ON SSC JE Electrical 2019 with solution SET-1