Question Answers

A uniform disc of radius R rolls perfectly over two horizontal plank A and B moving with velocities v and 2v, respectively. Find the (a) velocity of CM of the disc. (b) angular velocity of the disc. A uniform disc of radius R rolls perfectly over two horizontal plank A and B moving with velocities [...]

A disc of radius R = 1/2 m is rolling on a plank. If the disc is moving on the plank with angular velocity omega = 2 rad/s and speed Vc = 2 m/s. Find the speed of the plank for pure rolling. A disc of radius R = 1/2 m is rolling on a [...]

A cylinder of radius 5 m rolls on a horizontal surface. If the velocity of its center is 25 m/s. Find its angular velocity of the point A. A cylinder of radius 5 m rolls on a horizontal surface. If the velocity of its center is 25 m/s. Find its angular velocity of the point [...]

The angular velocity and angular acceleration of the pivoted rod are given as omega and alpha respectively. Find the x and y components of acceleration of B. The angular velocity and angular acceleration of the pivoted rod are given as omega and alpha respectively. Find the x and y components of acceleration of B. September [...]

A flat rigid body is moving in x – y plane on a table. The body lies in the x – y plane . At an instant it was found that some of the velocity components of its three particles A, B and C were Vax = 4 m/s, Vbx = 3 m/s and Vcy [...]

If the ends of a rod of length l have velocities Va and Vb , find the velocity of mid – point of the rod. find the velocity of mid - point of the rod. If the ends of a rod of length l have velocities Va and Vb September 25, 2020 Category: Uncategorised (JEE [...]

A rod of length l has a velocity v at P. Find the velocity at Q and the angular velocity of the rod. A rod of length l has a velocity v at P. Find the velocity at Q and the angular velocity of the rod. September 25, 2020 Category: Uncategorised (JEE Advanced Physics by [...]

A ball of radius R = 20 cm is moving with combined translation and rotation. If the velocity of centre of mass of ball is Vc = 10 m/s and spins with an angular speed omega = 10 rad/s, find the speed of P and Q. A ball of radius R = 20 cm is [...]

A 100 cm rod is moving on a horizontal surface. At an instant, when it is parallel to the x- axis its ends A and B have velocities 20 cm/s and 30 cm/s as shown in the figure. Find its angular velocity of the rod . A 100 cm rod is moving on a horizontal [...]

An object moves with constant acceleration a. Which of the following expressions is/are also constant? An object moves with constant acceleration a. Which of the following expressions is/are also constant? September 24, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,