Solution Found!
Answer: A slingshot will shoot a 10-g pebble 22.0 m
Chapter 7, Problem 18E(choose chapter or problem)
Problem 18E
A slingshot will shoot a 10-g pebble 22.0 m straight up. (a) How much potential energy is stored in the slingshot’s rubber band? (b) With the same potential energy stored in the rubber band, how high can the slingshot shoot a 25-g pebble? (c) What physical effects did you ignore in solving this problem?
Questions & Answers
QUESTION:
Problem 18E
A slingshot will shoot a 10-g pebble 22.0 m straight up. (a) How much potential energy is stored in the slingshot’s rubber band? (b) With the same potential energy stored in the rubber band, how high can the slingshot shoot a 25-g pebble? (c) What physical effects did you ignore in solving this problem?
ANSWER:
Solution 18E
a)
Mass of the pebble is 10 g.
It can reach a height of 22 meters by a slingshot.
The gravitational potential energy it would acquire there is,