Electrostatics-Capacitors (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 26 - 29 of 29

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Question number: 26

» Electrostatics » Capacitors

MCQ▾

Question

A parallel plate capacitor with plate area A and separation between the plates d, is charged by a constant current i. Consider a plane surface of area parallel to the plates and drawn symetrically between the plates, What is the displacement current through this area?

Choices

Choice (4) Response

a.

b.

c.

2i

d.

i

Question number: 27

» Electrostatics » Capacitors

MCQ▾

Question

The charging current for a capacitor is 1 A, then the displacement current is

Choices

Choice (4) Response

a.

0

b.

2 A

c.

1 A

d.

0.5 A

Question number: 28

» Electrostatics » Capacitors

MCQ▾

Question

A parallel – plate capacitor of area A, plate separation and capacitance is filled with four dielectric materials having dielectric constant and as shown in the figure below. If a signal dielectric material is to be used to have the same capacitance C in this capacitor, then its dielectric constant is given by,

A parallel plate capacitor of four dielectric materials

A Parallel Plate Capacitor of Four Dielectric Materials

In figure a parallel plate capacitor of four dielectric material is given.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 29

» Electrostatics » Capacitors

Appeared in Year: 2017

MCQ▾

Question

A capacitor is changed by a battery is removed and another identical uncharged capacitor is connected in parallel. The total electrostatic energy of resulting system –

Choices

Choice (4) Response

a.

Remains the same

b.

Increases by a factor of

c.

Increases by a factor of

d.

Decreases by a factor

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