Electronic Principles
What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

220 ohm
690 ohm
None of these
150 ohm
445 ohm

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following is a direct statement of Ohm's law?

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

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The total capacitance of a series capacitor circuit is:

equal to the sum of the individual capacitance values
equal to the source voltage divided by total current
equal to the sun of the individual capacitive-reactance values
None of these
less than the value of the smallest capacitor

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is a free electron?

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

ANSWER DOWNLOAD EXAMIANS APP