The acceleration due to the Earth’s gravity, in English units, is 32 ft/s². In the absence of air friction, a ball is dropped from rest. Its speed on striking the ground is exactly 60 miles/hr. For what time interval was the ball falling? (There are 5280 feet in one mile.)

Answer rating: 100% (QA)

Given a 32 fts2 V 60 mileshour 8... View the full answer