A box is being pulled up a rough incline by a rope connected to a pulley How many forces - Science - Work and Energy

Question

A box is being pulled up a rough incline by a rope connected to a
pulley How many forces are doing work on the box? 1) one force 2)
two forces 3) three forces 4) four forces 5) no forces are doing
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Pintu B. · Accepted Answer

Dear Student ,
Here three forces are working on the box They are :
1 Force with which the rope is pulling the box ,
2 Force of friction ,
3 Weight force acting on the box
Regards

A box is being pulled up a rough incline by a rope connected to a pulley. How many forces are doing work on the box? 1) one force 2) two forces 3) three forces 4) four forces 5) no forces are doing ​

A box is being pulled up a rough incline by a rope connected to a pulley. How many forces are doing work on the box? 1) one force 2) two forces 3) three forces 4) four forces 5) no forces are doing