Questions
Statement I: A hole were drilled through the centre of earth and a ball is dropped into the hole at one end, it will not get out of other end of the hole.
Statement II: It will come out of the other end normally.
detailed solution
Correct option is C
The ball will not go out of the other end of the hole, because it will execute SHM. One reaching the other end of the hole, its velocity becomes zero and acceleration of ball will be maximum and will be directed towards the centre of earth.Talk to our academic expert!
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The identical springs of constant ‘K’ are connected in series and parallel as shown in figure A mass M is suspended from them. The ratio of their frequencies of vertical oscillations will be
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