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CBSE Class 9 Answered

derivation
Asked by sandeep kundala | 30 Oct, 2009, 09:48: AM
answered-by-expert Expert Answer

L = Iω

    = ( m r2) (2/T)

    = ( m r2) (2v / 2r )                              [ T= 2r / v ]

    = mvr

    = (p) r                                                         [ linear momentum, p = mv ]

In vector form,

L = r x p = rp sin θ

Answered by | 30 Oct, 2009, 02:30: PM

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