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Q 1/5
Score 0
A perfectly elastic ball is dropped from rest from a height 5 m above a floor. What is the period of the ball's motion as it bounces back up repeatedly to the same height?
30
4 s
5 s
2 s
3 s
1 s
Q 2/5
Score 0
If a 5 kg object oscillates with a period of 2 seconds on a spring, then the spring constant is most nearly...
30
50 N/m
20 N/m
10 N/m
30 N/m
40 N/m
5 questions
Q.
A perfectly elastic ball is dropped from rest from a height 5 m above a floor. What is the period of the ball's motion as it bounces back up repeatedly to the same height?
1
30 sec
Q.
If a 5 kg object oscillates with a period of 2 seconds on a spring, then the spring constant is most nearly...
2
30 sec
Q.
What length must a simple pendulum's string have if the pendulum oscillates so that it takes 1 second to swing forward and 1 second to swing backward?
3
30 sec
Q.
A mass on the end of a spring oscillates with period T1. An equal mass on the end of a string oscillates as a pendulum with period T2. Suppose each mass is multiplied by 4. What happens to each period?
4
30 sec
Q.
A mass on the end of a spring oscillates with period T1. An equal mass on the end of a string oscillates as a pendulum with period T2. Suppose each system is taken to a planet with four times the gravitational field. What happens to each period?
