Questions
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 m s-2.
detailed solution
Correct option is C
h=12gt2 and h−20=12g(t−1)2Solving them, we get t=2.5s and h=31.25mTalk to our academic expert!
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From the top of a tower of height 200 m, a ball A is projected up with speed 10 m s-1 and 2 s later, another ball B is projected vertically down with the same speed. Then
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