NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics: Questions 2125 - 2128 of 2184

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Question number: 2125

» Gravitation » Gravitational Acceleration

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Appeared in Year: 2017

MCQ▾

Question

The acceleration due to gravity at a height above the surface of earth same as at a depth below the surface of earth. Then –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2126

» Properties of Solids & Liquids » Pressure Due to a Fluid Column

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Appeared in Year: 2017

MCQ▾

Question

A U tube with both ends open to the atmosphere is partially filled with water. Oil, which is immiscible with water, is poured into one side until it stands at a distance of above the water level on the other side. Meanwhile the water rises by from its original level (see diagram). The density of the oil is:

 A U tube filled with water and oil

A U Tube Filled with Water and Oil

In figure a U – tube filled with water and oil is shown.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 2127

» Electrostatics » Capacitors

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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.

Decreases by a factor

b.

Remains the same

c.

Increases by a factor of

d.

Increases by a factor of

Question number: 2128

» Ray Optics » Deviation and Dispersion of Light by a Prism

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Appeared in Year: 2017

MCQ▾

Question

A thin prism having refracting angle is made of glass of refractive index . This prism is combined with another thin prism of glass of refractive index . This combination produces dispersion without deviation. The refracting angle of second prism should be –

Choices

Choice (4) Response

a.

b.

c.

d.