Electrical Engineering Mcqs

An ideal voltage source should have______________?

(A) large value of e.m.f.

(B) small value of e.m.f.

(C) zero source resistance

(D) infinite source resistance

Submitted By: Ali Uppal


Kirchhoff s current law states that

(A) net current flow at the junction is positive

(B) Hebraic sum of the currents meeting at the junction is zero

(C) no current can leave the junction without some current entering it.

(D) total sum of currents meeting at the junction is zero

Submitted By: Ali Uppal


A linear resistor having 0 < R < °o is a______________?

(A) current controlled resistor

(B) voltage controlled resistor

(C) both current controlled and voltage controlled resistor

(D) none of the above

Submitted By: Ali Uppal


Application of Norton’s theorem to a circuit yields:________________?

(A) equivalent current source and impedance in parallel

(B) equivalent current source and impedance in series

(C) equivalent impedance

(D) equivalent current source

Submitted By: Ali Uppal


An ideal voltage source has__________?

(A) zero internal resistance

(B) open circuit voltage equal to the voltage on full load

(C) terminal voltage in proportion to current

(D) terminal voltage in proportion to load

Submitted By: Ali Uppal


If the energy is supplied from a source, whose resistance is 1 ohm, to a load of 100 ohms the source will be___________?

(A) a voltage source

(B) a current source

(C) both of above

(D) none of the above

Submitted By: Ali Uppal


A capacitor is generally a____________?

(A) bilateral and active component

(B) active, passive, linear and nonlinear component

(C) linear and bilateral component

(D) non-linear and active component

Submitted By: Ali Uppal


Submitted By: Ali Uppal


For a voltage source:

(A) terminal voltage is always lower than source e.m.f.

(B) terminal voltage cannot be higher than source e.m.f.

(C) the source e.m.f. and terminal voltage are equal

(D) None

Submitted By: Ali Uppal


The concept on which Superposition theorem is based on_____________?

(A) reciprocity

(B) duality

(C) non-linearity

(D) linearity

Submitted By: Ali Uppal