A small statue is recovered in an archaeological dig. Its weight is measure to be 211.2 lb and its volume 0.176 ft3. (a) What is the statue's weight density? (b) What substance is it?
A large tanker truck can carry 30 ton (30,000 lb) of liquid. (a) What volume of water can it carry? (b) What volume of gasoline can it carry?
A storage tank 25 m high is filled with gasoline. (a) Find the gauge pressure at the bottom of the tank. (b) Calculate the force that acts on a square access hatch at the bottom of the tank that measures 0.25m by 0.25m
A piece of concrete measures 3 ft by 3ft by 1.25ft. (a) What is its weight? (b) Find the buoyant force that acts on it when it is submerged in water. (c) What is the net force on the concrete piece when it is under water?