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If |vecA-vecB|=|vecA|=|vecB|, the angle ...

If `|vecA-vecB|=|vecA|=|vecB|`, the angle between `vecA` and `vecB` is

A

`60^(@)`

B

`0^(@)`

C

`120^(@)`

D

`90^(@)`

Text Solution

Verified by Experts

The correct Answer is:
C
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MOTION-VECTOR -Exercise - 2
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  2. What are minmum number or unequal fores whose vector sum is zero ?

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  3. If |vecA-vecB|=|vecA|=|vecB|, the angle between vecA and vecB is

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  4. Two vectors vecA and vecB are such that vecA+vecB=vecA-vecB. Then

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  5. Find the vector sum of N coplanar forces, each of the magnitude F,when...

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  6. Three forces P,Q and R are acting at a point in the plane. The angle b...

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  7. Two forces, each of magnitude F have a resultant of the same magnitude...

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  8. The resultant of two forces, one double the other in magnitude is perp...

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  9. A particle is moving on a circular path with constant speed v then the...

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  10. A man moves towards 3m north then 4 m towards east and finally 5 m tow...

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  11. A particle is acted upon by the forces vecF(1)=2hati+ahatj-3hatk , vec...

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  12. A vector vec(A) of length 10 units makes an angle of 60^(@) with a vec...

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  13. The component of a vector is

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  14. The magnitude of the vector product of two vectors vecA and vecB may b...

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  15. Three vectors vecA, vecB and vecC satisfy the relation vecA. vecB=0 an...

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  16. The angle between the two vectors -2hati+3hatj+hatk and hati+2hatj-4...

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  17. A body constrained to move in y direction is subjected to a force give...

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  18. If the angle between the unit vectors hata " and " hatb is 60^(@), the...

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  19. A vector vecA points vertically upward and vecB points towards north. ...

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  20. What is the angle between (vecP+vecQ) and (vecPxxvecQ)

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