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The magnitudes of vectors vecA,vecB and ...

The magnitudes of vectors `vecA,vecB and vecC` are 3,4 and 5 units respectively. If `vecA+vecB= vecC`, the angle between `vecA` and vecB` is

A

`90^(@)` if `C2=A^(2)+B^(2)`

B

Greater than `90^@` if `C^(2)gtA^(2)+B^(2)`

C

Greater than `90^@` if `C^(2)gtA^(2)+B^(2)`

D

Less than `90^@` if `C^(2)gtA^(2)+B^(2)`

Text Solution

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The correct Answer is:
A, B, D
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