A freezer cools a room at the rate of 3°C per hour. If initial room temperature is 24°C, what will be the temperature af...

Type: MCQ • Marks: 1

A freezer cools a room at the rate of 3°C per hour. If initial room temperature is 24°C, what will be the temperature after 10 hours?

A. -30°C

B. -6°C

C. 54°C

D. 6°C

Explanation

Temperature change = 10 × (-3) = -30°C. Final temp = 24 + (-30) = -6°C.

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Class 7th Ganita Prakash 2

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