Consider the plane shown in the figure `:` A rock sale `(NaCl)` lattice is cut across this plane in which anions occupy fcc positions. It passes through centers of how many cations ?

A uniform semicircular disc of mass 'm' and radius 'R' is shown in the figure. Find out its moment of inertia about. (a) axis 'AB' ( shown in the figure 0 which passes through geometrical centre and lies in the plane of the disc (b) axis 'CD' which passes through its centre of mass and it is perpendicular to the plane of the disc.

A uniform semicircular disc of mass 'm' and radius 'R' is shown in the figure. Find out its moment of inertia about. (a) axis 'AB' ( shown in the figure 0 which passes through geometrical centre and lies in the plane of the disc (b) axis 'CD' which passes through its centre of mass and it is perpendicular to the plane of the disc.

Find the equation of the plane which cuts equal intercepts on the axes and passes through the point (2,3,5).

Find the equation of the plane which cuts equal intercepts on the axes and passes through the point (2,3,5).

A square of a side a is cut from a square of side 2a as shown in the figure. Mass of this square with a hole is M. Then its moment of inertia about an axis passing through its centre of mass and perpendicular to its plane will be

A square of a side a is cut from a square of side 2a as shown in the figure. Mass of this square with a hole is M. Then its moment of inertia about an axis passing through its centre of mass and perpendicular to its plane will be

How many nodal planes pass through the nucleus for a g orbital?

How many lines can pass through two distinct points on a plane?

In the xy -plane, how many straight lines whose x -intercept is a prime number and whose y -intercept is a positive integer pass through the point (4,3) ?