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The area of the parallelogram represente...

The area of the parallelogram represented by the vectors `vecA=2hati+3hatj` and `vecB=hati+4hatj` is

A

14 unit

B

7.5unit

C

10unit

D

5unit

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The correct Answer is:
D
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ALLEN-CIRCULAR MOTION-EXERCISE(O-1)
  1. The area of the parallelogram represented by the vectors vecA=2hati+3h...

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  2. What can be the angle between (vec(P) + vec(Q)) and (vec(P) - vec(Q))...

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  3. The value of n so that vectors 2hati+3hatj-2hatk, 5hati+nhatj+hatk and...

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  4. If a and b are two vectors.then the value of (a+b)xx(a-b) is

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  5. "|"oversetrightarrow(a).oversetrightarrow(b)"|"=sqrt3"|"oversetrightar...

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  6. A body is executing circular motion in the vertical plane containing d...

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  7. If the magnitude of velocity in the previous question is decreasing wi...

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  8. The direction of angular acceleration of a body moving in a circle in ...

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  9. The second's hand of watch has length 6 cm. Speed of end point and mag...

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  10. A point P moves in a counter-clockwise direction on a circular path as...

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  13. A particle is moving in a circle:

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  19. An insect crawls up a hemisherical surface very slowly .The coefficien...

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