This is a timed quiz. You will be given 500 seconds to answer all questions. Are you ready?

500

The efficiency of DC motor when developed maximum mechanical power will be

Correct! Wrong!

The nature of armature winding of DC machine is defined by -

Correct! Wrong!

The main drawback of DC shunt generator is that -

Correct! Wrong!

The knowledge of diversity factor helps in computing

Correct! Wrong!

A leaky filter capacitor in a power supply

Correct! Wrong!

An 8-pole, 250 V, Wave wound generator has 400 conductor. If the generator is to be 300 lap wound, the number of conductor is required -

Correct! Wrong!

To measure high frequency currents we mostly use ____ ammeter

Correct! Wrong!

A zener diode has _____ breakdown voltage

Correct! Wrong!

The brush voltage drop in DC machine is about -

Correct! Wrong!

The most suitable motor for elevators is the ____motor.

Correct! Wrong!

In an auto-transformer the primary and secondary are _____ coupled.

Correct! Wrong!

The terminal voltage of a ______ generator varies widely with changes in load current -

Correct! Wrong!

A full-wave rectifier is ______ as effective as a half-wave rectifier

Correct! Wrong!

When the rotor of a three-phase induction motor is blocked, the slip is

Correct! Wrong!

The diameter of a round conductor is 1 cm. Its geometrical mean radius is

Correct! Wrong!

Just tell us who you are to view your results !

LEAVE A REPLY

Please enter your comment!
Please enter your name here

This site uses Akismet to reduce spam. Learn how your comment data is processed.