Electric Circuits
A variable capacitance is one whose capacitance

 can be changed manually or by mechanical force.
 changes with time.
 changes with voltage.
 changes with temperature.

ANSWER DOWNLOAD EXAMIANS APP

Electric Circuits
Which of the following characteristics is/are attributed to an ideal independent voltage source?

 both ‘b’ and ‘d’.
 Independent of the direction of flow of current.
 Independent of the magnitude of voltage supplied.
 Independent of magnitude of current supplied..

ANSWER DOWNLOAD EXAMIANS APP