Waves can and do meet boundaries in their medium. When a wave meets a boundary, it can be reflected or transmitted. ... Refraction occurs when a wave crosses a boundary from one medium to another. A wave entering a medium at an angle will change direction.
Answer:
Explanation:
We know that,
Distance(S)= 100 m
Initial velocity (u)= 15 m/s
Final velocity (v) = 0m/s [As the car stops at last]
We know that,
Substitututing values for v,u,S we get,
Answer:
782.461 m
Explanation:
X-direction | Y-direction
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x= 782.461 m |
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Answer:
The movement of heat from a warmer object to a cooler one is called heat transfer.