Q.
Among the following, the one that has dimension of the coefficient of friction is
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a
M2L2T
b
M0L0T0
c
ML3T−2
d
M2L2T−2
answer is B.
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Detailed Solution
Limiting friction is given asfl=μsNSo dimensions of Coefficient of friction isμs=flN=M0L0T0So Coefficient of friction is unitless and dimensionless.
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