Electrical Engineering Mcqs

In a cable capacitor, voltage gradient is maximum at the surface of the______________?

(A) earth
(B) conduction
(C) sheath
(D) insulator

Submitted By :Ali Uppal

____________field is associated with the capacitor?

(A) Electric
(B) Magnetic
(C) Both (A) and (B)
(D) None of the above

Submitted By :Ali Uppal

The total deficiency or excess of electrons in a body is known as____________?

(A) current
(B) voltage
(C) potential gradient
(D) charge

Submitted By :Ali Uppal

The potential gradient across the material of low permittivity is than across the material of high permittivity?

(A) smaller
(B) greater
(C) both (A) and (B)
(D) none of the above

Submitted By :Ali Uppal

A capacitor having capacitance of 5 uF is charged to a potential difference of 10,000 V. The energy stored in the capacitor is__________?

(A) 50 joules
(B) 150 joules
(C) 200 joules
(D) 250 joules

Submitted By :Ali Uppal

The number of Faraday tubes of flux passing through a surface in an electric field is called____________?

(A) electric flux
(B) electric flux density
(C) magnetic flux density
(D) electric charge density

Submitted By :Ali Uppal

Two infinite parallel plates 10 mm apart have maintained between them a potential difference of 100 V. The acceleration of an electron placed between them is______________?

(A) 0.56 x 1015 m/s2
(B) 1.5 x 1015 m/s2
(C) 1.6 x 1015 m/s2
(D) 1.76 x 1015 m/s2

Submitted By :Ali Uppal

The phenomenon of an uncharged body getting charged merely by the nearness of a charged body is known as____________?

(A) pholoelectric effect
(B) chemical effect
(C) magnetic effect
(D) induction

Submitted By :Ali Uppal

The relative permittivity has the following units__________?

(A) F/m
(B) m/F
(C) Wb/m
(D) no units

Submitted By :Ali Uppal

A unit tube of flux is known as tube___________?

(A) Newton
(B) Faraday
(C) Michale
(D) None of the above

Submitted By :Ali Uppal

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