If nucleus and atom are considered as perfect spheres with diameters `4times10^(-15)m` and `2times10^(-10)m` respectively,then the ratio of the volumes of nucleus and atom should be

What is the ratio of volume of atom of the volume of nucleus?

The distance of two planets from the sun are 10^(12)m and 10^(10)m respectively. Then the ratio of their time periods is

Ratio of the volume of a nucleus to the volume of its atom is around

The radii of neclei and atoms are known to be of the order of 10^(-13) cm and 10^(-8) cm respectively assuming them to be spherical. The fraction of atomic volume occupied by the nucleus would be

The distance of two plenets from the sun are 10^(11) m and 10^(10) m respectively. What is the ratio of time period of these two planets ?

If wavelength of maximum intensity of radiation emitted by Sun and Moon are 0.5 xx 10^(-6) m and 10^(-4) m respectively, then the ratio of their temperature is

For a material Young's modulus and rigidity modulus are respectively 15times10^(10) and 6times10^(10)Nm^(-2) . Then poisson's ratio is extra

The fraction of volume occupied by the nucleus with respect to the total volume of an atom is.