A trolley is moving at constant speed in a friction compensated track. Some plasticine is dropped on the trolley and sticks on i
t. State with a reason what is observed about the motion of the trolley.
1 answer:
Answer:
Since the momentum of the body remains constant ( conserved) the trolley slows down (its velocity reduces) since its mass increases.
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Answer:
C. over land in polar regions.
Answer:
Vf = 14.7 m/s
Explanation:
Vf² = Vi² + 2 * a * Δy
given:
a = 9.81 m/s²
Δy = 11m
Vi = 0 when upon release
Vf² = 0 + 2 (9.81) 11
Vf = 14.7 m/s
The correct answer is a I hope that helped enjoy the rest of your weekend
Answer:
1. C
2. True
3. D
4. True
Explanation:
Probably oil spills is the worst form of pollution