Electronic Principles
A dielectric material is:

a good conductor of magnetic fields
a good conductor
None of these
a good insulator
a poor conductor of electrostatic fields

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A farad is defined as the amount of capacitance necessary for:

causing an ac phase shift greater than 90 degree
storing 1 V for 1 second
dissipating 1 W of power
changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing
None of these

ANSWER DOWNLOAD EXAMIANS APP