pulley

i didnt understand..how did 3yb come
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8 Replies
iTeachChem Helper
@Gyro Gearloose
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SirLancelotDuLac
The string with pulley B is in the region marked with y_b 3 times no?
Ace007
Ace007OP5w ago
yeah but how 3 also is there an easier way to solve pulley problems
Real potato
Real potato5w ago
@Ace007 what is the original que?
Opt
Opt5w ago
I think they've just taken pulley C concentric with the one above it. Sort of like saying that the framework of the system is small compared to the length of the rope used. That's my interpretation, it may be wrong.
Ace007
Ace007OP5w ago
was smth regarding relation between A and B's accns yeah but then too wouldnt it be 2yb + dist from pulley C to block B...cuz its not the same as yb or 3yb + another variable
iTeachChem
iTeachChem3w ago
all g?

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