The radius of atom is of the order of `1overset@A` and radius of nucleus is of the order of fermi. How many magnitudes higher is the volume of atom as compared to the volume of nucleus?

What is the order of the magnitude of the denstiy of the nucleus?

Find the volume of a sphere of radius 1 cm.

What is the order of magnitude of the following Size of the atom of hydrogen atom.

What is the order of magnitude of the following Size of nulceus of hydrogen atom.

The radius of an air bubble is increasing at the rate of 1/2 cm/s . At what rate is the volume of the bubble increasing when the radius is 1 cm?

The radius of a cylinder increases at the rate of 1 cm/s and its height decreases at the rate of 1 cm/s. Find the rate of change of its volume when the radius is 5 cm and the height is 15 cm. If the volume should not change even when the radius and height are changed, what is the relation between the radius and height?

True or false: Differential equation of the family of all circles of radius 1 is of order one.