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Standard XII

Physics

Centripetal Acceleration

Two particles...

Question

Two particles P and Q are located at distances $r_{P}$ and $r_{Q}$ respectively from the axis of a rotating disc such that $r_{P} >$ $r_{Q}$

Both P and Q have the same acceleration

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Both P and Q do not have any acceleration

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P has greater acceleration than Q

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Q has greater acceleration than P

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Solution

The correct option is A P has greater acceleration than Q
$a = ω^{2} r$
$ω_{P} = ω_{Q}; r_{P} > r_{Q}$
$⟹ a_{P} > a_{Q}$

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Two particles P and Q are located at distances rP and rQ respectively from the axis of a rotating disc such that rP> rQ

The correct option is A P has greater acceleration than Qa=ω2rωP=ωQ;rP>rQ⟹aP>aQ

Two particles P and Q are located at distances $r_{P}$ and $r_{Q}$ respectively from the axis of a rotating disc such that $r_{P} >$ $r_{Q}$

The correct option is A P has greater acceleration than Q
$a = ω^{2} r$
$ω_{P} = ω_{Q}; r_{P} > r_{Q}$
$⟹ a_{P} > a_{Q}$