Electronic Principles
To get the Thevenin voltage, you have to

Short the load resistor
None of these
Short the voltage source
Open the voltage source
Open the load resister

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
The dielectric constant of a material is a measure of:

how well the material concentrates electrostatic lines of force
how well the material concentrates magnetic lines of force
None of these
the amount of voltage it can withstand before breaking down
the amount of opposition to the current flow

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Which one of the following principles best describes the basic operation of an electromagnet?

Current flowing through a conductor generates a magnetic field
Like magnetic poles repel, while unlike poles attract
Like magnetic poles attract, while unlike poles repel
Current is induced in a conductor that is moving through a magnetic field
None of these

ANSWER DOWNLOAD EXAMIANS APP

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

The algebraic sum of voltages in a loop is equal to zero
The algebraic sum of currents entering and leaving a point is equal to zero
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 total resistance of a parallel circuit is less than the value of the smallest resistance

ANSWER DOWNLOAD EXAMIANS APP