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If vecAandvecB are the sides of triangle...

If `vecAandvecB` are the sides of triangle, then area of triangle

A

`(1)/(2)|vecA.vecB|`

B

`(1)/(2)|vecAxxvecB|`

C

`ABsintheta`

D

`ABcostheta`

Text Solution

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The correct Answer is:
A, B, C
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FULL MARKS-KINEMATICS-ADDITIONAL QUESTIONS SOLVED (I.MULTIPLE CHOICE)
  1. If |vecPxxvecQ|=|vecP.vecQ| then angle between Pand will be

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  2. If |vecP+vecQ|=|vecP|-|vecQ|, the the angle between the vectors vecPan...

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  3. If vecAandvecB are the sides of triangle, then area of triangle

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  4. A particle moves in a circular path of radius 2 cm. If a particle comp...

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  5. If vecr(1)andvecr(2) are position vectors, then the displacement vecto...

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  6. The ratio of the displacement vector to the corresponding time interva...

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  7. The ratio of total path length travelled by the particle in a time int...

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  8. The product of mass and velocity of a particle is

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  9. The area under the force, displacement curve is

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  10. The area under the force, time graph is

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  11. The unit of momentum in SI system is .

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  12. The slope of the position-time graph will give

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  13. The area under velocity-time graph gives

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  14. The magnitude of distance is always

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  15. If two objects A and B are moving along a straight line in the same di...

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  16. If two objects A and B are moving along a straight line in the opposit...

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  17. If two objects moving with a velocities of V(A)andV(B) at an angle of ...

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  18. A person moving horizontally with velocity barV(m). The relative veloc...

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  19. A person moving horizontally with velocity barV(m). Rain falls vertic...

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  20. A car starting from rest, accelerates at a constant rate x for sometim...

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