CBSE Class 11-science Answered
based on vectors
Asked by Sonal13 | 01 May, 2010, 12:40: PM
Expert Answer
Dear Student,
The magnitude of the difference of two vectors a and b can be calculated as
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Similarly for magnitude of the sum of a and b
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Now for two unit vectors a and b,
magnitude of a = 1 and magntude of b = 1
=> magnitude of (a+b) =
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Therefore the correct answer is (b).
Regards Topperlearning.
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