College Physics with MasteringPhysics 7th Edition by Jerry Wilson,Anthony Buffa,Bo Lou

تمرين 70

The pilot of a cargo plane flying 300 km/h at air altitude of 1.5 km wants to drop a load of supplies to campers at a particular location on level ground. Having tire designated point in sight, the pilot prepares to drop the supplies. (a) What should the angle be between tire horizontal and the pilot's line of sight when the package is released (b) What is the location of tire plane when the supplies hit the ground