Electronic Principles
What is one important thing transistors do?

Rectify line voltage
None of these
Amplify weak signals
Regulate voltage
Emit light

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Waveforms are graphs that show:

amplitude on the vertical axis and frequency on the horizontal axis
amplitude on the vertical axis and the passage of time on the horizontal axis
frequency on the vertical axis and amplitude on the horizontal axis
None of these
the passage of time on the vertical axis and amplitude on the horizontal axis

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following is a statement of Kirchhoffs current law?

The algebraic sum of currents entering and leaving a point is equal to zero
The total current in a parallel circuit is less than the value of the smallest current
The algebraic sum of currents in a loop is equal to zero
None of these
The current through a resistance is proportional to the value of resistance and the IR drop across it

ANSWER DOWNLOAD EXAMIANS APP