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Assertion : A vector can have zero magni...

Assertion : A vector can have zero magnitude if one of its rectangular components is not zero.
Reason : Scalar product of two vectors cannot be a negative quantity.

A

If both Assertion & Reason are Tune & the Reason is a correct explanation of the Assertion. `

B

If both Assertion & Reason are True but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is False.

D

If both Assertion & Reason are false.

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Knowledge Check

  • Can the resultant of two vectors be zero ?

    A
    No
    B
    Yes, when the two vectors are equal in magnitude and direction
    C
    Yes, when the two vectors are equal in magnitude but opposite in direction
    D
    Yes, when the two vectors are equal in magnitude and making an anlge of `(2 pi)/(3)` with each other

  • The vector product of two non-zero vector is zero

    A
    only when they are in the same direction
    B
    only when they are making angle `60^(@)`
    C
    only when they are perpendicular.
    D
    whey they are parallel or antiparallel.

  • Assertion: A null Veactor is a vector whose magnitude is zero and directon is arbitrary. Reason: A null vector does not exist

    A
    If both assertion and reason are true and reason is the correct explanation of assertion.
    B
    If both assertion and reason are true but reason is not the correct explanation of assertion
    C
    If assertion is true but reason is false.
    D
    If both aseertion and reason are false.

    • Similar Questions

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    Under what condition is the scalar product of two non-zero vectors zero ?

    Can the resultant of two vector be zero

    Two vectors have magnitudes 2 m and 3m. The angle between them is 60^0 . Find a the scalar product of the two vectors b. the magnitude of their vector product.

    The scalar triple product of vectors is zero if______

    Assertion: The cross product of a vector with itself is a null vector. Reason: The cross-product of two vectors results in a vector quantity.

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