Q.25:- A mass attached to a spring is free to oscillate, with angular velocity ω, in a horizontal plane without friction or damping. It is pulled to a distance x0 and…
Q.25:- A mass attached to a spring is free to oscillate, with angular velocity ω, in a horizontal plane without friction or damping. It is pulled to a distance x0 and…
Q.24:- A body describes simple harmonic motion with amplitude of 5 cm and a period of 0.2 s. Find the acceleration and velocity of the body when the displacement is (a)…
Q.23:- A circular disc of mass 10 kg is suspended by a wire attached to its centre. The wire is twisted by rotating the disc and released. The period of torsional…
Q.22:- Show that for a particle in linear SHM the average kinetic energy over a period of oscillation equals the average potential energy over the same period. Answer:- The equation of…
Q.21:- You are riding in an automobile of mass 3000 kg. Assuming that you are examining the oscillation characteristics of its suspension system. The suspension sags 15 cm when the entire…
Q.20:- An air chamber of volume V has a neck area of cross section a into which a ball of mass m just fits and can move up and down without…
Q.19:- One end of a U-tube containing mercury is connected to a suction pump and the other end to atmosphere. A small pressure difference is maintained between the two columns. Show…
Q.18:- Cylindrical piece of cork of density of base area A and height h floats in a liquid of density ρ1. The cork is depressed slightly and then released. Show that the cork…
Q.17:- A simple pendulum of length l and having a bob of mass M is suspended in a car. The car is moving on a circular track of radius R with…
Q.16:- Answer the following questions: (a) Time period of a particle in SHM depends on the force constant k and mass m of the particle: T = 2π √m/k. A…