Two 20 g flatworms climb over a very thin wall, 10 cm high. One of the worms is 20 cm long, the other is wider and only 10 cm long. which of the following statement is correct regarding them?
20 cm worm has done more work against gravity
10 cm worm has done more work against gravity
Both worms have done equal work against gravity
Ratio of work done by both the worms is 4:5
