70.
A body is allowed to slide down on a smooth inclined plane. For a given base length, the time
taken by the body to reach the bottom among the given angles will be minimum, if the angle of
the inclined plane is
1) 30°
2) 45°
3) 60°
4) 75°
Answers
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0
Answer:
4) 75°
Explanation:
is my answer correct
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