Electrical Online Practice Set 2

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

    500

    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!

    The brush voltage drop in DC machine is about -

    Correct! Wrong!

    The main drawback of DC shunt generator is that -

    Correct! Wrong!

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

    Correct! Wrong!

    A zener diode has _____ breakdown voltage

    Correct! Wrong!

    A leaky filter capacitor in a power supply

    Correct! Wrong!

    To measure high frequency currents we mostly use ____ ammeter

    Correct! Wrong!

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

    Correct! Wrong!

    The knowledge of diversity factor helps in computing

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

    Correct! Wrong!

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

    Correct! Wrong!

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

    Correct! Wrong!

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

    Correct! Wrong!

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