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Question

When two vectors, a and b are added, the magnitude of the resultant vector is always

A
Greater than (|a|+|b|)
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B
less than or equal to (|a|+|b|)
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C
less than (|a|+|b|)
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D
equal to (|a|+|b|)
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Solution

The correct option is B less than or equal to (|a|+|b|)

We know that,
|a|+|b||a+b|>|a||b|
Hence, the magnitude of resultant vector is always less than or equal to (|a|+|b|).

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