The area of cross-section of the first end of a U-shaped tube is 8 sq.m and that of the second end is 32 sq.m respectively. If applying a force on of 16 N on the first end of tube . Calculate the force experience on the second end of the tube.
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Answer:
m=12kg=12000g
g=980g/cm
2
A=800cm
2
ρ=1g/cm
3
Pressure, P=ρgh=
A
mg
1×980×h=
800
12×1000×980
h=
8
12×10
=15cm
The correct option is C.
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