DC Generators Quiz-1

What principle do all generators work on?

• Newton's Law

• Ampere's Law

• Faraday’s Law of Electromagnetic Induction

• Ohm's Law

What is required for generating action in a DC generator?

• A resistor

• A capacitor

• A conductor or a coil

• A battery

What is the part called where the armature winding is kept?

• Rotor

• Armature

• Stator

• Field winding

Which device is commonly used as a prime mover in DC generators?

• Transformer

• Inductor

• Electric motor

• Diesel engine

What does Fleming’s right-hand rule help determine?

• Direction of resistance

• Direction of magnetic field

• Direction of induced current

• Direction of voltage

In a single loop DC generator, what happens when the loop is in a vertical position?

• Current flows in one direction only

• No current flows

• Maximum current flows

• Current flows in both directions

What happens to the current when the loop rotates to a horizontal position?

• Current stops flowing

• Current flows from C to D

• Current flows from A to B

• Current flows in both directions

What is the output waveform of a DC generator?

• Alternating current

• Unidirectional current

• Pulsating current

• Variable current

What is the function of the split ring in a DC generator?

• To increase voltage

• To reverse the direction of current

• To store energy

• To regulate speed

What is the relationship between a DC generator and a DC motor?

• They are completely different

• They can be used interchangeably

• They have different power sources

• They operate on different principles