The Eiffel tower in Paris is 300 meters tall on a cold day (…

The Eiffel tower in Paris is 300 meters tall on a cold day (T = – 5 degrees Celsius). What is its height on a hot day when the temperature is 35 degrees? (It is made of iron which has a coefficient of linear expansion of 0.000012 per degree Celsius.) (Type your final answer with units in the box below. Show your equation and work on your scratch paper, or include it in the box below.)

A person runs up a long flight of stairs in 10 seconds. If t…

A person runs up a long flight of stairs in 10 seconds. If the person’s weight is 600 N and the vertical height of the stairs is 20 meters, what is the person’s power output? (Type your final answer with units in the box below. Show your equation and work on your scratch paper, or include it in the box below.)