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JEE Advanced 2020 Full Test 4 Paper 1
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© examsnet.com
Question : 11
Total: 54
A cylinder is rotated clockwise and lowered slowly on a rough inclined plane with
(
µ
=
0.8
)
.
Then
cylinder will start going upwards
cylinder will start going downwards.
frictional force will act upwards.
frictional force will act downwards.
Validate
Solution:
Cylinder will move downwards as
m
g
sin
θ
>
µ
m
g
cos
θ
although frictional force acts upwards.
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