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Motion in A Straight Line question

2022 · 29 Jul · Shift 1 · Q49
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  5. /2022 · 29 Jul · Shift 1 · Q49

Motion in A Straight Line question

2022 · 29 Jul · Shift 1 · Q49

JEE MainPhysicsMotion in A Straight LineMCQ+4 / −1
A ball is thrown up vertically with a certain velocity so that, it reaches a maximum height h. Find the ratio of the times in which it is at height h3\frac{h}{3}3h​ while going up and coming down respectively.
  1. A
    2−12+1\frac{\sqrt{2}-1}{\sqrt{2}+1}2​+12​−1​
  2. B
    3−23+2\frac{\sqrt{3}-\sqrt{2}}{\sqrt{3}+\sqrt{2}}3​+2​3​−2​​
  3. C
    3−13+1\frac{\sqrt{3}-1}{\sqrt{3}+1}3​+13​−1​
  4. D
    13\frac{1}{3}31​
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