Choppers Objective Questions – 1

The load voltage of a chopper can be controlled by varying the

Which device can be used in a chopper circuit?

Find the output voltage expression for a step down chopper with Vs as the input voltage and α as the duty cycle.

The values of duty cycle (α) lies between

If T is the time period for a chopper circuit and α is its duty cycle, then the chopping frequency is

Choppers converter

What is the duty cycle of a chopper ?

In the ___________ type of chopper, two stage conversions takes place.

A chopper may be thought as a

A chopper is a