What is the ratio of net power emitted by object

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Q. A ramp is a simple machine which can be used to load heavy items onto a truck. What is the mechanical advantage of a ramp that makes the angle of 26o regarding the horizontal?

Q. Two identical objects are placed in a room at 20. Object 1 has a temperature of 91 and object 2 has a temperature of 26.What is the ratio of net power emitted by object 1 to that radiated by object 2?

Reference no: EM1384726

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