Physics Practice Problems Inclined Planes Practice Problems Solution: In one contest at the county fair, a spring-loaded...

Solution: In one contest at the county fair, a spring-loaded plunger launches a ball at a speed of 3.2 m/s from one corner of a smooth, flat board that is tilted up at a 20 angle. To win, you must make the ball hit a small target at the adjacent corner, 2.40 { m m} away. At what angle heta should you tilt the ball launcher?

Problem

In one contest at the county fair, a spring-loaded plunger launches a ball at a speed of 3.2 m/s from one corner of a smooth, flat board that is tilted up at a 20 angle. To win, you must make the ball hit a small target at the adjacent corner, 2.40 away. At what angle should you tilt the ball launcher?