SSC JE Electrical 2019 with solution SET-1
 Identify the important feature of a DC series motor

Medium starting torque
Low starting torque
Zero starting torque
High starting torque

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 Lamp efficiency is measured in

Candela/watt
Lux/watt
Lumen/lux
Lumen/watt

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Chimney
Reactor
Economizer
Boiler

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

SSC JE Electrical 2019 with solution SET-1
 In a single-phase capacitor start-and-run motor, the minimum number of capacitors to be used in it is:

2
4
1
3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP