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  • A certain freezing process requires that room temperature be lowered from 40 degrees C at the rate of 5 degrees C every hour. What will be the room temperature 10 hours after the process begins?

6. A certain freezing process requires that room temperature be lowered from 40°C at the rate of 5°C every hour. What will be the room temperature 10 hours after the process begins?

Answers (1)

best_answer

Given,
Initial temperature = 40^{\circ}C

Also,

Change in temperature per hour = -5^{\circ}C

Therefore,Change in temperature after 10 hours = (-5)\times10 = -50^{\circ}C

Hence,

Final temperature = 40^{\circ}C + (-50^{\circ}C) = -10^{\circ}C

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Nehul

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