Physics · Thermodynamics
A copper ball at 80°C cools down to 60°C in 5 minutes in a room with a surrounding temperature of 20°C. According to Newton's Law of Cooling, which of the following is closest to the temperature of the ball after a total of 20 minutes from the start?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120°C
- 225°C
- 330°C
- 432°C✓
Correct answer
32°C
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