NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 1966 - 1970 of 2184

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Question number: 1966

» Gravitation » Universal Law of Gravitation

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MCQ▾

Question

A particle is suspended from a spring and it stretches the spring by 2 cm on the surface of earth. The same particle will stretches the same spring at a place 600 km above earth surface by -

Choices

Choice (4) Response

a.

1.8 cm

b.

1.67 cm

c.

1.35 cm

d.

0.95 cm

Question number: 1967

» Gravitation » Gravitational Acceleration

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MCQ▾

Question

If the radius of the earth were to shrink by one percent its mass remaining the same, the acceleration due to gravity on the earth’s surface would -

Choices

Choice (4) Response

a.

Remain unchanged

b.

Increase

c.

Decrease

d.

None of the above

Question number: 1968

» Gravitation » Gravitational Potential

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MCQ▾

Question

The radius of the earth is R e and the acceleration due to gravity at its surface is g. The work required in raising a body of mass m to a height h form the surface of the earth will be,

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1969

» Rotational Motion » Values of Moments of Inertia

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MCQ▾

Question

Moment of inertia of a ring of mass M = 3 gm and radius R = 1 cm about an axis passing through its edge and parallel to its natural axis is,

Choices

Choice (4) Response

a.

100 gm-cm 2

b.

1 gm-cm 2

c.

10 gm-cm 2

d.

6 gm-cm 2

Question number: 1970

» Rotational Motion » Values of Moments of Inertia

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MCQ▾

Question

A long rod has a mass of 0.10 kg and length of 200 cm. The moment of inertia about an axis passing through the center and perpendicular to the length of rod will be,

Choices

Choice (4) Response

a.

0.0025 kg-m 2

b.

0.033 kg-m 2

c.

0.025 kg-m 2

d.

0.0033 kg-m 2