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Choose the correct alternative : [MCQ] T...

Choose the correct alternative : [MCQ] The numerical value of the AM of two regression coefficients---

A

can not less than `abs( r )`

B

cannot exceed

C

is equal to `abs ( r )`

D

none of these.

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Knowledge Check

  • Choose the correct alternatives

    A
    for a general rotational motion, angular momentum L and angular velocity `omega ` need not be parallel
    B
    for a rotational motion about a fixed axis angular momentum L and angular velocity `omega` are always parallel
    C
    for a general translational motion momentum `vecp` and velocity `vecv` are always parallel
    D
    for a general translational motion acceleration `veca` and velocity `vecv` are always parallel

  • choose the correct alternatives

    A
    for a general rotational motion angular momentum `vecL` and angular velocity `vecomega` need not be parallel
    B
    for a rotational motion about a fixed axis angular momentum `vecL` and angular velocity `vec omega` are always parallel
    C
    for a general translational motion momentum `vecp` and velocity `vecv` are always parallel
    D
    for a general translational motion acceleration `vexa` and velocity `vecv` are always parallel

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