Question : 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. The force exerted by the liquid at the other end is
(A) \dfrac{ML\omega ^{2}}{2}
(B) MLw^{2}
(C) \dfrac{ML\omega ^{2}}{2}
(D) ML^{2}w^{2}
Answer : option ()
Solution :
