A dart is loaded into a spring-loaded toy dart gun by pushing the spring in by a distance d. For the next loading?the spring is compressed a distance d/3. How much work is required to load the second dart compared to that required to load the first?
A)nine times as much
B)three times as much
C)the same
D)one-third as much
E)one-Ninth as much
1 answer
work=1/2 k x^2 so if x is 1/3, energy must be 1/9.
1 answer