Find out gravitational potential energy associate with child

Reference no: EM1392449

Q. A 170-N child is in a swing that is attached to ropes 1.90 m long. Find out the gravitational potential energy associated with the child relative to her lowest position at the following times.

Q. At high noon, the Sun delivers 1.10-kW to each square meter of a blacktop road. If the hot asphalt loses energy only by radiation, what is its equilibrium temperature?

Reference no: EM1392449

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