Physics-(general)
NEET Physics (general) Assertion Reason Question
Type: Assertion Reason-assertion-Medium-Class 11
Assertion (A): The dot product of two vectors is always a scalar quantity. | Reason (R): The scalar product A . B is equal to A B cos θ, where θ is the angle between the two vectors.
A
Both A and R are true, and R is the correct explanation of A.
B
Both A and R are true, but R is not the correct explanation of A.
C
A is true, but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
The assertion and reason are based on the definition of the dot product. The scalar product is defined as A . B = A B cos θ, and it results in a scalar, as stated in the NCERT context.
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