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The linear momentum and position vector ...

The linear momentum and position vector of the planet is perpendicular to each other at

A

perihelion and aphelion

B

at all points

C

only at parihelion

D

no point

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Knowledge Check

  • vceAandvecB are two vectors, if vecAandvecB are perpendicular to each other

    A
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    B
    `barAxxbarB=1`
    C
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    D
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  • Angular momentum acts perpendicular to

    A
    `vecr`
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    `vecp`
    C
    both ` vecr and vecp`
    D
    plane of the paper

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