Drawbacks of Rutherford Atomic Model

Why are light rays known as electromagnetic waves? 

Write the drawbacks of Rutherford's atomic model.

Calculate the wavenumber of yellow radiation having wavelength $240\mathrm{ }\mathrm{n}\mathrm{m}$?

What will be the  wavelength of the electromagnetic waves transmitted from the source, if a source is transmitting electromagnetic wave of frequency $8.2\times {10}^6$Hz ?

A photon of energy $E_0$ undergoes free falling motion on a perfectly absorbing surface. The momentum transferred to the surface will be ?

 An object emits two different radiation, when it absorbs certain amount of energy having  $2400 \stackrel{\mathrm{o}}{\mathrm{A}}$ of wavelength in which one radiation having $6000 \stackrel{\mathrm{o}}{\mathrm{A}}.$ What is the wavelength of other radiation?

Which of the following is true for an electromagnetic radiation

Which value is closest to the wavelength, in meters, for a quantum of light with a frequency of  $8\times {10}^{16}$ per second?

[Given: $\mathrm{c}=3 \mathrm{x} {10}^8 {\mathrm{ms}}^{-1}, \mathrm{h}=6.63 \mathrm{x} {10}^{-34} \mathrm{J}.\sec$]

Two electrons, each moving with a velocity of ${10}^6 \mathrm{m}/{\mathrm{s}}^{-1}$ towards each other. The closest distance of approach between them is $\mathrm{y}\times {10}^{-10} \mathrm{m}.$ Find value of $\mathrm{y}.$

Which of the following radiations has the highest wave number ?

The frequency of yellow light having wavelength $600\mathrm{ }\mathrm{n}\mathrm{m}$ is-

Rutherford scattering formula fails for minimal scattering angles because