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प्रश्न
A particle of mass 'm' is rotating in a horizontal circle of radius 'r' with unifom1 velocity `vec"V"`. The change in its momentum at two diametrically opposite points will be ______.
पर्याय
`-"m"vec"V"`
`-2 "m"vec"V"`
`"m"vec"V"`
`3 "m"vec"V"`
MCQ
रिकाम्या जागा भरा
उत्तर
A particle of mass 'm' is rotating in a horizontal circle of radius 'r' with unifom1 velocity `vec"V"`. The change in its momentum at two diametrically opposite points will be `underline(-2 "m"vec"V")`.
Explanation:
mv - (-mv) = 2mv
shaalaa.com
Vertical Circular Motion
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