Assertion : The specific charge of positive rays is not constant. Reason : The mass of ions varies with speed. [AIIMS 1999]

If assertion is true but reason is 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.

If the assertion and reason both are false.

If assertion is false but reason is true.

Assertion : The specific charge of positive rays is not constant. R

1.	Assertion : The specific charge of positive rays is not constant. Reason : The mass of ions varies with speed. [AIIMS 1999]
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.	If assertion is true but reason is false.
D.	If the assertion and reason both are false.
E.	If assertion is false but reason is true.
Answer» C. If assertion is true but reason is false.

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Assertion : The specific charge of positive rays is not constant. Reason : The mass of ions varies with speed. [AIIMS 1999]

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