Electronic Principles
What is a free electron?

An electron that has been freed from its parent atom
An electron that has twice the amount of charge of a normal electron
An electron that has no electrical charge
An electron that costs nothing
None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Voltage is

Trie force that causes electrons to flow
None of these
The smallest electrically charged particle
The flow of charged particles through a material
The number of free electrons in an atom

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following statements is true for the voltages in a series RL circuit?

None of these
The total voltage is less than the sum of the voltages across the resistance and inductance
The total voltage lags the total current by less than 90
The total voltages is equal to the sum of the voltages across the resistance and inductance
The voltage always has the same amplitude and phase for every part of the circuit

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Waveforms are graphs that show:

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

ANSWER DOWNLOAD EXAMIANS APP