Physics, asked by arifzameer72761, 10 hours ago

Force is 2i+3j has point of application moved from point A (1; 3) to point B (5;7) find work done .

Answers

Answered by abhaypratapsinghal
0

Answer:

20 J

to find displacement

final point-initial point

5i+7j -i-3j =4i+4j

then

work done = force.displacement

W = ( 2i+3j )(4i+4j). [used Dot product,]

=8+12

=20 J

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