NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 2178 - 2181 of 2184

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Question number: 2178

» Physics and Measurement » Technology and Society

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MCQ▾

Question

The gyro-magnetic ratio of an electron in an atom, according to Bohr model, is

Choices

Choice (4) Response

a.

Independent of which orbit it is in.

b.

Positive.

c.

Negative.

d.

Both a. and c. are correct

Question number: 2179

» Electrostatics » Gauss's Law

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MCQ▾

Question

If there were only one type of charge in the universe, then

Choices

Choice (4) Response

a.

on any surface.

b.

if charges of magnitude were inside the surface.

c.

if the charge is outside the surface.

d.

Both c. and b. are correct

Question number: 2180

» Electrostatics » Gauss's Law

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MCQ▾

Question

Refer to the arrangement of charges in Fig. and a Gaussian surface of radius with at the centre. Then

Image of The Gaussian Surfaces

Image of the Gaussian Surfaces

Image of The Gaussian Surfaces

Choices

Choice (4) Response

a.

Field on the surface of sphere due to is same everywhere.

b.

Total flux through the surface of the sphere is .

c.

Flux through the surface of sphere due to is zero.

d.

Both c. and b. are correct

Question number: 2181

» Electrostatics » Electric Flux

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MCQ▾

Question

The Electric flux through the surface

Image of The Electric flux through the surface

Image of the Electric Flux through the Surface

Image of The Electric flux through the surface

Choices

Choice (4) Response

a.

In Fig. (iii) is the least.

b.

In Fig. (iv) is the largest.

c.

In Fig. (ii) is same as Fig. (iii) but is smaller than Fig. (iv)

d.

Is the same for all the figures.