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Two particles 1 and 2 are allowed to des...

Two particles 1 and 2 are allowed to descend on two frictionless chords OP and OQ. The ratio of the speeds of the particles 1 and 2 respectively when they reach on the circumference is

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OA=d cos `alpha,a_(OA)`=g cos `alpha`
Along OA`impliesV_(A)^(2)`=2g cos `alpha`.d cos `alpha`
Along OB
`V_(b)^(2)=2gdimplies(V_(A))/(V_(B))`=cos `alpha`
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