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A stone is dropped from the top of a tower of height h. After 1 s another stone is dropped from the balcony 20 m below the top. Both reach the bottom simultaneously. What is the value of h ? Take g = 10 ms-2.
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Correct option is C
h=12gt2 and h−20=12g(t−1)2 Solving them, we get t = 2.5 s and h = 31.25 m.Similar Questions
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