A uniform rod of length ‘ 𝓁 ’ and mass ‘M’ has been placed on rough horizontal surface as shown in figure. The rod is pulled by applying a horizontal force. Friction coefficient between surface and rod is ‘µ’ given by:
µ = 
Heat generated as rod moves by a distance ‘L’ is-
A
B
µMg 
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Heat generated = – (Work done by friction)
W f = 
= – 
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