1is the work done mlg?
a rope ladder with length `l` carrying a man with mass `m` at its end is attached to the basket of a ballon with a mass `M`.the entire system is in equilibrium in the air.find the work the man should do to ityclimb into the basket?what is the velocity of the balloon if the man climbs the ladder with a velocity `v` with respect to it.
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4 Answers
62hmm..
i think we should do this discussion!!!
What is the work done by a man?
1) The work done by normal reaction
2) Work done by gravity
3) Something else altogether?
If 3 what?
if 1 or 2 why?
