A tube of length l is filled completely with an incompressible liquid of mass m and closed at both the ends. The tube is then rotated in a horizontal plane about one of its ends with a uniform angular velocity ω ω . The force exerted by the liquid at the other end is
A
B
ml ω ω 2
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
df = dmx ω ω 2 = ρ ρ Adxw 2
where A is area of cross – section
F = 
{ Q 
l = m}
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