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Velocity vector and acceleration vector ...

Velocity vector and acceleration vector in a uniform circular motion are related as

A

`0^(@)`

B

`180^(@)`

C

`90^(@)`

D

`45^(@)`

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-MOTION IN A PLANE-Assignement section -A Objective (one option is correct)
  1. Unit vector does not have any specified

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  2. The displacement of a particle from a point having position vector 2h...

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  3. Velocity vector and acceleration vector in a uniform circular motion a...

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  4. The magnitude of hati + hatj is

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  5. Three forces given by vectors 2hati + 2hatj. 2hati -2hatj and - 4hatj...

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  6. the angle made by the vector sqrt2i + hati with x-axis body from its ...

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  7. A body move 6 m north, 8 m east and 10 m vertically upwards, the resul...

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  8. A particle has an initial velocity of 4 hati +3 hatj and an accelerati...

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  9. A vector multiplied by the number 0, results into

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  10. The resultant of two vectors makes an angle of 60^(@) with one vecto...

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  11. The position vector of an object at any time t is given by 3t^(2) hati...

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  12. A body lying initially at point (3,7) starts moving with a constant ac...

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  13. The initial position of an object at rest is given by 3 hati - 8 hatj....

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  14. If |vecP + vecQ|= | vecP| -|vecQ| , the angle between the vectors ve...

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  15. if |vecP + vecQ| = |vecP| + |vecQ| , the angle between the vectors ...

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  16. if vecP a+ vecQ =vec0 , then which of the following is necessarily t...

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  17. A displacement vector of magnitude 4 makes an angle 30^(@) with the x...

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  18. If |vecP + vecQ| = |vecP -vecQ| the angle between vecP and vecQ is

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  19. if vecP +vecQ = vecP -vecQ , then

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  20. At the topmost point of a projectile trajectory, its velocity and acce...

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