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A force barf=(hati-3hatj+2hatk)N moves a...

A force `barf=(hati-3hatj+2hatk)N` moves a particle from `bar r_(1)=2hati+7hatj+4hatk)m` to `(barr_(2)=(5hati+2hatj+8hatk)m`. The work done by the force is

A

18J

B

28J

C

38J

D

48J

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-WORK -POWER-ENERGY-PRACTICE SHEET (ADVANCED) (STRAIGHT OBJECTIVE TYPE QUESTIONS)
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