Guest

The rate of cooling of a body is 0.5°C/minute, when the body is 50°C above the surrounding. What is the rate of cooling if the body is 30°C above the surrounding? (a) 24°C/hour (b) 18°C/hour (c) 30°C/hour (d) 12°C/hour

The rate of cooling of a body is 0.5°C/minute, when the body is 50°C above the surrounding. What is the rate of cooling if the body is 30°C above the surrounding?
(a) 24°C/hour
(b) 18°C/hour
(c) 30°C/hour
(d) 12°C/hour

Grade:Upto college level

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
3 years ago
Dear student

The Rate of cooling is proportional to Temp difference b/w body and surrounding

(50/0.5) = (30/x)

convert x to per hour

answer is b

Regards

Think You Can Provide A Better Answer ?

ASK QUESTION

Get your questions answered by the expert for free