Physics, asked by shakil3894ahmed, 6 months ago

a force F=3i+4j Newtown is applied on t body of

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Answered by siyonashekhawat

1

Answer:the answer for this is:

Work=force∗displacement=(3i+4j)(3i+4j)=3∗3i.i+4∗4j.j+4∗3i.j+4∗3i∗j=9+16=25J

as,i.i=j.j=1;i.j=j.i=0

Explanation:

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