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Two vectors have magnitudes 3 unit and 4...

Two vectors have magnitudes 3 unit and 4 unit respectively. What should be the angle between them if the magnitude of the resultant is -
(i) 1 unit (ii) 5 unit (iii) 7 unit

A

`180^(@), 90^(@), 0^(@)`

B

`80^(@),70^(@), 0^(@)`

C

`80^(@), 70^(@), 0^(@)`

D

`90^(@), 170^(@), 50^(@)`

Text Solution

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The correct Answer is:
A
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MOTION-VECTOR -Exercise - 1
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