Electrostatics-Capacitors (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 15 - 18 of 29

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Question number: 15

» Electrostatics » Capacitors

MCQ▾

Question

In the figure a capacitor is filled with dielectrics K 1, K 2 and K 3. The resultant capacitance is

Capacitor filled with dielectrics

Capacitor Filled With Dielectrics

In figure a capacitor filled with dielectrics K1, K2 and K3.

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 16

» Electrostatics » Capacitors

MCQ▾

Question

parallel plate capacitor of plate area A and plates separation distance d is charged by applying a potential V 0 between the plates. The dielectric constant of the medium between the plates is K. What is the uniform electric field E between the plates of the capacitor?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 17

» Electrostatics » Capacitors

MCQ▾

Question

All six capacitors shown are identical; each can with stand maximum 200 volts between its terminals. The maximum voltage that can be safely applied between A and B is

Six capacitor - between point A and B

Six Capacitor - Between Point a and B

Six identical capacitor are placed in figure between point A and B.

Choices

Choice (4) Response

a.

800 V

b.

200 V

c.

400V

d.

1200 V

Question number: 18

» Electrostatics » Capacitors

MCQ▾

Question

A parallel plate capacitor is charged and the charging battery is then disconnected. If the plates of the capacitor are moved further apart by means of insulating handles, then

Choices

Choice (4) Response

a.

The electrostatic energy stored in the capacitor increases

b.

The voltage across the plates decreases

c.

The charge on the capacitor increases

d.

The capacitance increases

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