Subject Repository
Electrical Engineering Mcqs
Showing 3361 – 3380 of 3,699 verified multiple choice questions with answers and explanations.
Q3361NTS / FPSC / PPSC
Which of the following does not change in a transformer ?
Q3365NTS / FPSC / PPSC
Which of the following can have negative temperature coefficient _____________?
Q3366NTS / FPSC / PPSC
When a voltage of one volt is applied, a circuit allows one micro ampere current to flow through it. The conductance of the circuit is___________?
Q3368NTS / FPSC / PPSC
If/, R and t are the current, resistance and time respectively, then according to Joule’s law heat produced will be proportional to_______________?
Q3370NTS / FPSC / PPSC
With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals_____________?
Q3371NTS / FPSC / PPSC
The number of electrons in the outer most orbit of carbon atom is___________?
Q3372NTS / FPSC / PPSC
The ratio of mass of proton to that of electron is nearly_____________?
Q3373NTS / FPSC / PPSC
Voltage dependent resistors are used_____________?
Q3374NTS / FPSC / PPSC
Voltage dependent resistors are usually made from________________?
Q3376NTS / FPSC / PPSC
are the materials having electrical conductivity much less than most of the metals but much greater than that of typical insulators______________?
Q3377NTS / FPSC / PPSC
An open resistor, when checked with an ohm-meter reads_____________?
Q3378NTS / FPSC / PPSC
A rheostat differs from potentiometer in the respect that it_____________?
Q3379NTS / FPSC / PPSC