NEET Physics: Questions 2080 - 2082 of 2098

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Question number: 2080

» Properties of Solids & Liquids » Newton's Law of Cooling

Appeared in Year: 2016

MCQ▾

Question

A body cools from a temperature 3T to 2T in 10 minutes. The room temperature is T. Assume that Newton’s law of cooling is applicable. The temperature of the body at the end of next 10min will be –

Choices

Choice (4) Response

a.

74T

b.

43T

c.

T

d.

32T

Question number: 2081

» Gravitation » Gravitational Acceleration

Appeared in Year: 2016

MCQ▾

Question

Starting from the centre of the earth having radius r , the variation of g (acceleration due to gravity) is shown by –

Choices

Choice (4) Response

a.

Variation of g with r - Choice A

Variation of G With R - Choice a

In figure how the centre of the earth having radius r, the variation of g is shown.

b.

Variation of g with r - Choice B

Variation of G With R - Choice B

In figure how the centre of the earth having radius r, the variation of g is shown.

c.

Variation of g with r - Choice C

Variation of G With R - Choice C

In figure how the centre of the earth having radius r, the variation of g is shown.

d.

Variation of g with r - Choice D

Variation of G With R - Choice D

In figure how the centre of the earth having radius r, the variation of g is shown.

Question number: 2082

» Kinetic Theory of Gases » Kinetic Theory of Gases

Appeared in Year: 2016

MCQ▾

Question

A given sample of an ideal gas occupies a volume V at a pressure P and absolute temperature T. The mass of each molecule of the gas is m . Which of the following gives the density of the gas?

Choices

Choice (4) Response

a.

PkTV

b.

PmkT

c.

PkT

d.

mkT

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