A charge Q is uniformly distributed on the rod of length L which is pivoted at one of its end. The rod is kept between two plates having charge densities sigma and -sigma. The initial angular acceleration of the rod is (mass of rod=M) +sigma + + 0 + = 声 (は) (1)/(4)

A charge Q is uniformly distributed on the rod of length L which is pivoted at one of its end. The rod is kept between two plates having charge densities o and-o. The initial angular acceleration of the rod is (mass of rod = M) + 0 o

A rod PQ of mass M and length L is hinged at end P . The rod is kept horizontal by a masseless string tied to point Q as shown in Fig. When string is cut, the initial angular acceleration of the rod is :

A rod PQ of mass M and length L is hinged at end P . The rod is kept horizontal by a massless string tied to point Q as shown in the figure. When string is cut, the initial angular accleration of the rod is.

A uniform rod AB of length L and and weight Mg is hinged at one end A. The rod is kept in the horizontal position by a massless string. If the string is cut, then the angular acceleration of the rod will be ["M.I. of the rod about A is "(ML^(2))/(3)]

The thin rod shown below has mases M and length L. A force F acts at one end as shown and the rod is free to rotate about the other end in horizontal plane. Initial angular acceleration of the rod is :

Two thin infinite parallel plates have uniform charge densities + sigma and - sigma . The electric field in the space between them is

A thin rigid insulated rod of mass m and length l carrying a charge Q unformly distrivuted along its length is smoothly pivoted at P. It is palced in between the charged large conducting plates. Disregard gravity. (a) Find the initial accelaeration of the rod. (b) Find the angular speed of the rod as the function of angel theta of rotation omega=f(theta) , if the rod is allowed to rotate freely .

A unifrom rod of length l and mass m is free to rotate in a vertical plane about A as shown in Fig. The rod initially in horizontal position is released. The initial angular acceleration of the rod is