a thin metal rod expands 1.5 mm when its temperature is increased by 2 degrees celcius. If an identical rod of the same material, except twice as long, also has its temperature increased by 2 degrees celcius, it will expand to what length?
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07-28-2009, 02:14 AM #1golfbug
GuestPhysics help with expanding objects due to temperature?
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11-27-2012, 11:58 PM #2Elliander
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Your answer is 3.0 mm. This is because for moderate temperature changes delta L is directly proportional to delta T.
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