If the speed of a vehicle increases by 2 m/s, its K.E. is doubled. The original speed of…
Physics · JEE Advanced · NTA Exams — Work, Energy and Power
If the speed of a vehicle increases by 2 m/s, its K.E. is doubled. The original speed of the vehicle was
- \((\sqrt{2}+1) m / s\)
- \(\sqrt{2}(\sqrt{2}+1) m / s\)
- \(2(\sqrt{2}+1) m / s\)
- \(\sqrt{2} m / s .\)
Answer
(C) 2( 2 +1) m / s
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