pls giv some info about the ratio of masses of the objects, and is the coeff of friction same everywhere?
all surface are roughf except the horizontal one.prove tha cofficent of friction >tan[(pie-alpha)/4] to keep the system at rest??
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4 Answers
qwerty
·2010-08-11 08:01:48
ujjwalkalra kalra
·2010-08-11 21:40:48
yup..cofficent of friction is same...and no info is given about masses..u assume it it will get cncel