SSC JE Electrical 2019 with solution SET-1
 Split-phase, capacitor, and shaded-pole single-phase motors classified as:

Repulsion motors
1-phase induction motors
Un-excited synchronous motors
A.C. series motors

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SSC JE Electrical 2019 with solution SET-1
 Identify the INCORRECT statement with regards to synchronous motors

The armature winding is placed on the stator
It is a self-starting machine
It is a constant speed motor
The field winding is placed on the rotor

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

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SSC JE Electrical 2019 with solution SET-1
 In the full-wave rectifier circuit shown in the figure, the diodes that conduct when the positive half-wave of AC signal applied are

D4, D1
D3, D4
D1, D2
D2, D3

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