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A uniform rod of length l is pivoted at point A.It id struck by a horizontal force which delivers an impulse J at a distance x from A ..impulse delivered by pivot is zero ,if x is equal to

A uniform rod of length l is pivoted at point A.It id struck by a horizontal force which delivers an impulse J at a distance x from A ..impulse delivered by pivot is zero ,if x is equal to

Grade:11

1 Answers

Aman Bansal
592 Points
12 years ago

Dear Sai,

Conserving the angular momentum about pivot,
Jx=ml2ω/3
also,vcm=ωl/2
=> mvcm(x-l/2)-ml2ω/12=0
=>x=2l/3

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