Ex: calculate the maximum work for a reversible expansion at constant temperature from an initial volume of V, to a final volume ( 10 V,) that will do 10000 cal of work, if the initial
pressure is 100 atm.
1- find V2
2- if 2 mole of gas their, what would be the temperature??

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Aball thrown by ginger is moving upward through the air. diagram a shows a box with a downward arrow. diagram b shows a box with an upward arrow. diagram c shows a box with a downward and upward arrow equal in size. diagram d shows a box with a downward and upward arrow with the downward arrow larger in size. which force diagram represents the forces on the ball? you may neglect the effects of air resistance.

The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?