SCIENCE
PHYSICAL SCIENCES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A stone is dropped into water from a bridge 52 m above the water’s surface. What can be determined about the stone when it reaches the water?
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Its mass is 16 kg.
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Its velocity is-45 m/s.
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Its speed is 32 m/s.
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Its acceleration is-23 m/s/s.
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Explanation:
Detailed explanation-1: -When a stone is thrown into the water, it causes ripples on the water surface. These ripples travel radially in all directions with a to-and-fro motion. They bounce back when hit with a wall or any object in its path and they either g.
Detailed explanation-2: -Hence, the initial speed of second stone is 12.25 m/s.
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