Ripple in a power supply unit is caused by
...Ripple in a power supply unit is caused by
using an alternating current source
forward voltage drop
heavy load
using a zener diode
Correct answer is A
The fluctuation of d.c signal results from the rectification of A.C source to d.c.
The effect of closing the key K in the circuit shown above would be to ...
The electromagnetic wave that can produce a heating effect on the environment is ...
Which of the following components is used for storing electric charges? ...