Answer:
It will take 10 seconds to travel 200m at a speed of 10m/s
Explanation:
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Two billiard balls, each with a mass of 0.17 kg, collide with each other on a
1 answer:
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Answer:
20 m/s westward
Explanation:
Taking eastward as positive direction, we have:
is the velocity of Bill with respect to Amy (which is stationary)
is the velocity of Carlos with respect to Amy
Bill is moving 5 m/s eastward compared to Amy at rest, so the velocity of Bill's reference frame is
Therefore, Carlos velocity in Bill's reference frame will be
and the direction will be westward (negative sign).