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A particle moves from position 3hati+2ha...

A particle moves from position `3hati+2hatj-6hatk` to `14hati+13hatj+9hatk` due to a uniform force of `(4hati+hatj+3hatk)N`. If the displacement in meters then work done will be

A

200J

B

100J

C

300J

D

500J

Text Solution

Verified by Experts

The correct Answer is:
B
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ALLEN-UNIT & DIMENSIONS, BASIC MATHS AND VECTOR -Exercise (O-1) Single Correct Type Questions.
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  9. A man moves towards 3m north then 4 m towards east and finally 5 m tow...

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  14. For the given vector vec(A)=3hat(i)-4hat(j)+10hat(k), the ratio of mag...

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  17. If veca and vecb are two unit vectors such that veca+2vecb and 5veca-4...

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  18. The velocity of a particle is v=6hati+2hatj-2hatk The component of the...

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  19. A particle moves from position 3hati+2hatj-6hatk to 14hati+13hatj+9hat...

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  20. Which of the following is perpendicular to hati-hatj-hatk?

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