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

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

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is the primary difference between primary and secondary cell batteries?

Primary-cell batteries must be recharged at a much slower rate that secondary-cell batteries
Primary-cell batteries can be recharged and used many times, whereas secondary-cell batteries cannot be properly recharged
Secondary-cell batteries can be recharged and used many times, whereas primary-cell batteries cannot be properly recharged
None of these
Primary-cell batteries use chemical cells, whereas secondary-cell batteries use an alternative energy source, such as thermal or magnetic energy, to supplement their outputs

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Electronic Principles