5. A solid sphere (I = mr²) w with a mass of 3 kg and a radius of 8 cm is placed at rest on a slope. The ball will roll down the slope and hit a 0.5 m spring that is parallel to the incline of the slope. a. The spring compresses 0.3 m as the ball momentarily comes to rest. What is the spring constant of the spring? 4m 5m 4m ееее 5m b. What would the initial velocity of the ball have to be in order to compress the spring to the full 0.5 m at the momentary stop?

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5. A solid sphere (I = mr²) w
with a mass of 3 kg and a radius of 8 cm is placed at rest on a slope. The ball will
roll down the slope and hit a 0.5 m spring that is parallel to the incline of the slope.
a.
The spring compresses 0.3 m as the ball momentarily comes to rest. What is the spring constant of the
spring?
4m
5m
4m
ееее
5m
b. What would the initial velocity of the ball have to be in order to compress the spring to the full 0.5 m at
the momentary stop?
Transcribed Image Text:5. A solid sphere (I = mr²) w with a mass of 3 kg and a radius of 8 cm is placed at rest on a slope. The ball will roll down the slope and hit a 0.5 m spring that is parallel to the incline of the slope. a. The spring compresses 0.3 m as the ball momentarily comes to rest. What is the spring constant of the spring? 4m 5m 4m ееее 5m b. What would the initial velocity of the ball have to be in order to compress the spring to the full 0.5 m at the momentary stop?
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