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A uniform force of (2hat(i)+hat(j)) N ac...

A uniform force of `(2hat(i)+hat(j))` N acts on a particle of mass 1 kg. The particle displaces from position `(3hat(j)+hat(k))` m to `(5hat(i)+3hat(j))` m. The work done by the force on the particle is

A

9J

B

6J

C

10J

D

12J

Text Solution

Verified by Experts

The correct Answer is:
C
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Knowledge Check

  • A force vec(F)=3hat(i)+ c hat(j)+2hat(k) acting on a particle causes a displacement vec(S)=(2hat(i)-3hat(j)+4hat(k)) in its own direction. If the work done is 8J, then the value of c is

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  • The work done by the force bar(F)=hat(i)+hat(j)+hat(k) acting on a particle, if the particle is displaced from A(3,3,3) to the point B(4,4,4) is …………. units.

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  • A vector perpendicular to both hat(i) + hat(j) + hat(k) and 2hat(i) + hat(j) + 3hat(k) is,

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