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  • A tube of length 1m is filled completely with an incompressible liquid with of mass 1kg and closed at both ends. The tube is rotated in a horizontal plane about one of its ends with a uniform angul

A tube of length 1m is filled completely with an incompressible liquid with of mass 1kg and closed at both ends. The tube is rotated in a horizontal plane about one of its ends with a uniform angular velocity of 2rad/s. The force exerted by the liquid ath the other end is 

Option: 1

1N


Option: 2

2N


Option: 3

4N


Option: 4

8N


Answers (1)

d f=\left(\frac{M}{L}\right)(d x)(x)\left(w^2\right)

Integrating both sides

\int d F=\left(\frac{M \omega^2}{L}\right) \int_0^L x d x

F=\frac{(1)(2)^2(1)}{2}=2 \mathrm{~N}

Posted by

Sumit Saini

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