Which boneare at the centre of the body?

Statement I : The mass of a body cannot be considered to be concentrated at the centre of mass of the body for the purpose of computing its moment of inertia. Statement II : For then the moment of inertia of every body about an axis passing through its centre of mass would be zero.

What is the weight of a body at the centre of the earth ?

Show that the weight of a body at the centre of the earth is zero.

All the particles of a body are situated at a distance R from the origin. The distance of the centre of mass of the body from the origin is

Assertion(A) : Total number of octahedral voids present in unit cell of cubic close packing including the one that is present at the body centre, is four. Reason ( R) : Besides the body centre there is one octahedral void present at the centre of each of the six faces of the unit cell and each of which is shared between two adjacent unit cells.

Two bodies of masses m_(1) and m_(2) are separated by a distance R. The distance of the centre of mass of the bodies from the mass m_(1) is

Pneumotaxic centre which can moderate the functions of the respiratory rhythm centre is present at

A crystalline solid consisting of elements A, B and C, crystallises in cubic crystal. The corners, body centre and edge centres of the unit cell of the crystal are occupied by atoms A, B and C respectively. The chemical formula of the solid is-