Properties of Solids & Liquids-Newton's Law of Cooling (NEET Physics): Questions 1 - 3 of 3

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Question number: 1

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

MCQ▾

Question

A body initially at 90° C cools to 60° C in 5 minutes and to 50° C in 10 minutes. The temperature of the body after 15 minutes will be

Choices

Choice (4) Response

a.

39.65° C

b.

48.70° C

c.

42.7° C

d.

45° C

Question number: 2

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

MCQ▾

Question

A body initially at 80° C cools to 64° C in 5 minutes and to 52° C in 10 minutes. The temperature of the body after 15 minutes will be

Choices

Choice (4) Response

a.

42.7° C

b.

47°

c.

40° C

d.

35° C

Question number: 3

» 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

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