Two 20g flat worms climb over a thin wall 10cm high. One of the worm is 20cm long and other is 10cm long. What is the ratio of amount of work done by those worms against gravity when half of it is over the top of wall?
Shashank Raut , 9 Years ago
Grade 11
1 Answers
Sourabh Singh
Last Activity: 8 Years ago
Hii
You can consider the work done against gravity will only be done in raising the COM of the body above the ground.
Assuming the wall is frictionless.You will get the answer
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