Physics, asked by krittikanath, 5 hours ago

Pls someone solve this I need it urgently

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Answered by manjusharma10j

0

Answer:

work done = force into displacement

= (2i -j -k). (r2 - r1)

= (2i - j-k). (-2i +2j +k)

= -4 -2 -1 = 8J

work done is always positive

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