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

If the assertion and reason both are false.

If both assertion and reason are true and the reason is the correct explanation of the assertion.

If both assertion and reason are true but reason is not the correct explanation of the assertion.

Directly proportional to temperature

If assertion is false but reason is true.

Assertion : A null vector is a vector whose magnitude is zero a

1.	Assertion : A null vector is a vector whose magnitude is zero and direction is arbitrary. Reason : A null vector does not exist.
A.	If both assertion and reason are true and the reason is the correct explanation of the assertion.
B.	If both assertion and reason are true but reason is not the correct explanation of the assertion.
C.	Directly proportional to temperature
D.	If the assertion and reason both are false.
E.	If assertion is false but reason is true.
Answer» D. If the assertion and reason both are false.

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

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