A solid sphere is rotating in free space

Asked by admin @ 26/08/2021 in Physics viewed by 259 People

A solid sphere is rotating in free space. If the radius of the sphere is increased keeping mass same which one of the following will not be affected ?(a) Angular velocity(b) Angular momentum(c) Moment of inertia(d) Rotational kinetic energy

Answered by admin @ 26/08/2021

D. Rotational kinetic energy

A solid sphere is rotating freely about its symmetry

Asked by admin @ 16/08/2021 in Physics viewed by 262 persons

A solid sphere is rotating freely about its symmetry axis in free space. The radius of the sphere isincreased keeping its mass same. Which of thefollowing physical quantities …

A solid sphere of mass 2 kg is resting

Asked by admin @ 23/08/2021 in Physics viewed by 307 persons

A solid sphere of mass 2 kg is resting inside a cube as shown in the figure. The cube is moving with a velocity v = . Here t is …

A sphere of solid material of relative density 9

Asked by admin @ 20/08/2021 in Math viewed by 382 persons

A sphere of solid material of relative density 9 has a concentric spherical cavity and just sinks in water. If the radius of sphere be r, then the radius of …

Twenty seven solid iron spheres each of radius r

Asked by admin @ 20/08/2021 in Math viewed by 298 persons

"Question 9 Twenty seven solid iron spheres, each of radius r and surface area S are melted to form a sphere with surface area S'. Find the (i) radius r' …

A solid sphere rolling on a rough horizontal surface

Asked by admin @ 17/08/2021 in Physics viewed by 317 persons

a solid sphere rolling on a rough horizontal surface with a linear speed v collides elastically with a fixed smooth vertical wall find the speed of the sphere after it …

A solid sphere of uniform density and radius r

Asked by admin @ 13/08/2021 in Physics viewed by 371 persons

A solid sphere of uniform density and radius R apies a grav force of attraction =F1 on a particle placed at A distance of 2R fro the centre of the …

The ratio of the accelerations for a solid sphere

Asked by admin @ 13/08/2021 in Physics viewed by 233 persons

The ratio of the acceleration for a solid sphere (mass m, and radius R) rolling down an incline of angle theta without slipping, and slipping down the incline without rolling …

A solid sphere a hollow sphere and a disc

Asked by admin @ 12/08/2021 in Physics viewed by 269 persons

A solid sphere, a hollow sphere and a disc, all having same mass and radius, are placed at the top of a smooth incline and released. Least time will be …

A solid sphere is rolling on a frictionless horizontal surface

Asked by admin @ 04/08/2021 in Physics viewed by 334 persons

A solid sphere is rolling on a frictionless horizontal surface, with a translational velocity v m/s. If it is to climb a rough inclined surface of height h, when v …

The unit of permittivity of free space is

Asked by admin @ 25/08/2021 in Physics viewed by 282 persons

The unit of the permittivity of free space, Eo is

The unit of permittivity of free space e0 is

Asked by admin @ 17/08/2021 in Physics viewed by 235 persons

The unit of permittivity of free space e0 is ?

A sphere of solid material of specific gravity 8

Asked by admin @ 16/08/2021 in Physics viewed by 285 persons

A sphere of solid material of specific gravity 8 has a concentric spherical cavity and just sinks in water. Then, the ratio of the radius of the cavity to the …