NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 2163 - 2165 of 2184

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Question number: 2163

» Electrostatics » Gauss's Law

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MCQ▾

Question

Five charges are fixed at their positions as shown in Fig. S is a Gaussian surface. The Gauss’s law is given by

Image of The Gaussian surface

Image of the Gaussian Surface

Image of The Gaussian surface

Which of the following statements is correct?

Choices

Choice (4) Response

a.

on the LHS of the above equation will have a contribution from all charges while q on the RHS will have a contribution from only.

b.

on the LHS of the above equation will have a contribution from while q on the RHS will have a contribution from only.

c.

on the LHS of the above equation will have a contribution from all charges while q on the RHS will have a contribution from only.

d.

on the LHS and on the RHS will have contributions from only.

Question number: 2164

» Gravitation » Gravitational Acceleration

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MCQ▾

Question

Which of the following is a vector quantity?

Choices

Choice (4) Response

a.

Acceleration

b.

Density

c.

Temperature

d.

Velocity

Question number: 2165

» Electrostatics » Capacitors

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MCQ▾

Question

A parallel plate capacitor is connected to a battery as shown in figure. Consider two situations:

R: Key K is kept closed and plates of capacitors are moved apart using Insulating handle.

S: Key K is opened and plates of capacitors are moved apart using insulating handle.

Choose the correct option (s).

Image of The n R: V remains same and hence Q changes

Image of the N R: V Remains Same and Hence Q Changes

Image of The n R: V remains same and hence Q changes

Choices

Choice (4) Response

a.

In R: Q remains same but C changes.

b.

In R: V remains same and hence Q changes.

c.

In S: Q remains same and hence V changes.

d.

Both c. and b. are correct