NEET Last 32 Years Solved 1988 – 2019 Physics and Chemistry Video Solutions

ABC is a right angled triangular plate of uniform thickness. The sides are such that ABBC as shown in figure. I1 , I2 , I3 are moments of inertia about AB, BC and AC respectively. Then which of the following relations is correct? ABC is a right angled triangular plate of uniform thickness. The sides [...]

A circular disc is to be made by using iron and aluminium. To keep its moment of inertia maximum about a geometrical axis, it should be prepared that A circular disc is to be made by using iron and aluminium. To keep its moment of inertia maximum about a geometrical axis it should be prepared [...]

The ratio of the radii of gyration of a circular disc about a tangential axis in the plane of the disc and of a circular ring of the same radius about a tangential axis in the plane of the ring is The ratio of the radii of gyration of a circular disc about a tangential [...]

Three particles, each of mass m grams situated at the vertices of an equilateral triangle ABC of side I cm (as shown in the figure). The moment of inertia of the system about a line AX perpendicular to AB and in the plane of ABC, in gram-cm^2 units will be. An electric fan has blades [...]

A particle of mass 5 kg is moving with a uniform speed 3 root 2 in XOY plane along the line Y = X+4. The magnitude of its angular momentum about the origin is A particle of mass 5 kg is moving with a uniform speed 3 root 2 in XOY plane along the line [...]

Angular momentum is Angular momentum is August 24, 2020 Category: Chapter 11 - Rotational Mechanics , NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions , Physics ,

A disc is rotating with angular velocity w. If a child sits on it, what is conserved ? A disc is rotating with angular velocity w. If a child sits on it what is conserved ? August 24, 2020 Category: Chapter 11 - Rotational Mechanics , NEET Last 32 Years Solved 1988 - 2019 Physics [...]

A thin circular ring of mass M and radius r is rotating about its axis with a constant angular velocity ω. Four objects each of mass m, are kept gently to the opposite ends of two perpendicular diameters of the ring. The angular velocity of the ring will be A thin circular ring of mass [...]

A round disc of moment of inertia I2​ about its axis perpendicular to its plane and passing through its centre is placed over another disc of moment of inertia I1​ rotating with an angular velocity ω about the same axis. The final angular velocity of the combination of disc is An electric fan has blades [...]

A stone tied to a string of length l is whirled in a vertical circle with the other end of the string at the centre. At a certain instant of time, the stone is at its lowest position and has a speed u. The magnitude of the change in velocity as it reaches a position, [...]