GK
PHYSICS
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the maximum height reached by a ball thrown into the air with initial velocity of 18 m/s at an angle of 25 degree?
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1.08 m
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2.55 m
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4.13 m
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37.27 m
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Explanation:
Detailed explanation-1: -The maximum height reached by an object thrown up with an initial velocity u is given by h=2gu.
Detailed explanation-2: -Thus, the greatest height reached by the ball is 20.39m .
Detailed explanation-3: -The maximum height is about 34.44 meters. A ball is thrown with an initial velocity of 2.52 m/s and an angle of 55.0 degrees with the horizontal.
Detailed explanation-4: -⇒hmax=2gusin=2g5(3/5)=0. 45 m.
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