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Electrical and Electronics Engineering MCQs: 312 Questions & Answers in Engineering

312 Electrical and Electronics Engineering MCQs in Engineering with answers & explanations. Page 6. Practice objective questions for competitive exams, inter… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

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Electrical and Electronics Engineering MCQs: 312 Questions & Answers in Engineering

An induction motor employs a starting device to restrict………….. at start

High starting torque can be produced by induction motor if

A squirrel cage induction motor is favoured when ……………….. is the main consideration.

The torque developed by a 3-phase induction motor during starting

Condition for maximum torque developed during starting by a three phase induction motor is

Condition for maximum torque developed during running by a three phase induction motor is

Starting torque depends on

Torque developed by three phase induction motor

The power factor of induction motor is during running condition

The torque developed by three phase induction motor depends on following three factors

When load is placed in three phase induction motor, its speed

When load is connected to three phase induction motor is increased, then its slip

When load is connected to three phase induction motor is increased, then its rotor induced emf

When load is placed in three phase induction motor its current

When load is placed in three phase induction motor, its torque

Maximum torque during running condition developed by three phase induction motor can be obtained by changing rotor resistance

There is no electrical connection between stator and rotor, still power is transffered from stator to rotor through

At start , the slip of induction motor is

Under running condition, the rotor reactance is proportional to

Under running condition , the rotor resistance is proportional to

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