What is the heating capacity, in btus, of a cylindrical storage tank of propane with a radius of 0 .75 feet and a height of 2 feet? assume that 1 cubic foot of propane contains 2,516 btus and 1 cubic foot of natural gas contains 1,030 btus. use 3.14 for pi, and round your answer to the nearest btu?

Which type of circuit is becoming more common in residential electrical design and construction? a. hazardous-area circuit b. three-phase circuit c. 480-volt circuit d. communication circuit

Explain what happens at the saturation point when adding salt to water at room temperature.

Aballoon is rising vertically upwards at a velocity of 10m/s. when it is at a height of 45m from the ground, a parachute bails out from it. after 3s he opens his parachute and decelerates ata a constant rate 5m/s. when. (a) what was the height of the parachutist above the ground when he opened his parachute? (b)how far is the parachutist from the balloon at t=3s? (c)with what velocity does the parachutist hit the ground? (d)after how long does the parachutist hit the ground after his exist from the balloon?