NEET2016Physics-Vectors
NEET 2016 Physics Vector Addition MCQ Question
Type: MCQ-conceptual-Medium-Class 11
If the magnitude of sum of two vectors is equal to the magnitude of difference of the two vectors, the angle between these vectors is
A
45°
B
180°
C
0°
D
90°
Correct Answer
Option D
Detailed Explanation
The condition implies that the vectors are perpendicular to each other, as the sum and difference of vectors are equal in magnitude only when the angle between them is 90°.
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