# 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

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) $ML^{2}w^{2}$