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JEE Main Physics Class 11 Properties of Solids and Liquids Questions Part 2 Questions
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Question : 18
Total: 100
A light cylindrical vessel is kept on a horizontal surface. Area of base is A. A hole of crosssectional area 'a' is made just at its bottom side.
The minimum coefficient of friction necessary to prevent sliding the vessel due to the impact force of the emerging liquid is (a < < A) :
[27 Jul 2021 Shift 1]
A
2
a
None of these
2
a
A
a
A
Validate
Solution:
For no sliding
f
≥
ρ
a
v
2
µ
m
g
≥
ρ
a
v
2
µ
ρ
A
h
g
≥
ρ
a
2
g
h
µ
≥
2
a
A
Option (3)
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