Assuming that the vibration frequency v of atoms in a crystal depends on the atomic mass m , the atomic spacing `alpha` and compressibilty `beta`, find an expression for frequency.

Assuming that the vibration frequency of atoms in a crystal depends on the atomic mass m, the atomic spacing a and compressibility beta , find an expression for frequency.

The mass of an atom depends upon the number of

Find the minimum frequency of light which can ionise a hydrogen atom.

Define atomic mass unit. Express it in g.

Define atomic mass unit. Express it in kg.

The frequency of vibration of string depends on the length L between the nodes, the tension F in the string and its mass per unit length m. Guess the expression for its frequency from dimensional analysis.

What is the ratio of mass of a gold atom and an alpha -particle ?

Express unified atomic mass unit in kg.