Electrostatics-Electric Flux (NEET Physics): Questions 1 - 2 of 2

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Question number: 1

» Electrostatics » Electric Flux

MCQ▾

Question

A solid sphere S 1 is connected to a charge reservoir through a heater H as shown in figure.

Two Solid Spheres given in figure

Two Solid Spheres Given in Figure

Two solid spheres connected with heater.

Flux through a closed spherical surface around S l is given by = a t 2 where a is a constant and t is time in seconds. If resistance of heater is R then select correct statements

(1) Power consumed by heater will be 4α 2 ϵ02 Rt 2.

(2) Electric flux through a closed spherical surface around S 2 will be - α t 2.

(3) Rate of change of electric flux through a closed spherical surface around S 2 will be -2α t

(4) All of the above are correct.

Select the correct answers and mark it according to the following codes:

Choices

Choice (4) Response

a.

1 and 2

b.

1 and 3

c.

1, 2 and 3

d.

2 and 4

Question number: 2

» Electrostatics » Electric Flux

MCQ▾

Question

4 charge q is placed at the center of a cube. Then the flux passing through one face of cube will be

Choices

Choice (4) Response

a.

qϵ0

b.

q2ϵ0

c.

q6ϵ0

d.

q4ϵ0

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