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A vector multiplied by the number 0, res...

A vector multiplied by the number 0, results into

A

0

B

`vecA`

C

`vec0`

D

`vecA`

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  15. For angle of prijection of projectile at angle(45^(@)-theta) and (45^...

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  16. A cricket ball of mass m is hitted at the angle 45^(@) to the horizont...

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  17. The path of a projectile is

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  18. Two cars of masses m(1)" and" m(2) are moving in circles od radii r(1)...

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  19. Which of the following is not a projectile ?

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  20. The maximum number of rectangular components into which a vector in sp...

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