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Question
If an object is thrown vertically up with the initial speed u from the ground, then the time taken by the object to return back to the ground is ______
Options
`u^2/(2g)`
`u^2/(g)`
`u/(2g)`
`(2u)/g`
Solution
If an object is thrown vertically up with the initial speed u from the ground, then the time taken by the object to return back to the ground is `underline((2u)/g)`.
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