SSC JE Electrical 2019 with solution SET-1
 The output of the logic circuit given below represents the gate.

NOR
NAND
OR
AND

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SSC JE Electrical 2019 with solution SET-1
 The resistive component of the rotor with resistance R2 offered to the backward rotating flux wave in a single-phase motor runs with slip s is given as

R2 ⁄ (1 − S)
R2 ⁄ (1 + S)
R2 ⁄ (2 − S)
R2 ⁄ S

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SSC JE Electrical 2019 with solution SET-1
 Which of the following should be used under no-load conditions?

Circuit breaker
Rewireable fuse
Isolator
Air-break switch

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SSC JE Electrical 2019 with solution SET-1
If the field of the synchronous motor is under excited the power factor will be:

Unity
Lagging
Zero
Leading

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

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