If a man weighs 100 N and is standing on the edge of a 35 m high cliff, what is his gravitational potential energy? GPE=ham (height x acceleration x mass)

If 2 moles of co_2 at 2l and 500k are expanded reversibly to 20l, more work can be obtained from an adiabatic process than from an isothermal process. is the above statement true or false?

In automobile steering wheel is shown what is the ideal mechanical advantage blank? if the ama is eight what is the efficiency of the steering wheel?

The heliocentric and the geocentric models of the solar system included these central principles