The energy of the electromagnetic waves is of the order of $15 k e V$ . To which part of the spectrum does it belong?

γ

- rays

No worries! We‘ve got your back. Try BYJU‘S free classes today!

X-rays

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Infrared rays

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Ultraviolet rays

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B X-rays
$λ = \frac{h c}{E} = \frac{1240 e V n m}{15 \times 10^{3} e V} = 0.083 n m$

Since the order of wavelength is between $10 n m$ and $0.001 n m$ , it belongs to X-rays.

Suggest Corrections

Similar questions

The energy of the em waves is of the order of 15 keV. To which part of the spectrum does it belong?

E M

15

k e V

Which of the following will reach the earth in greater amounts if the amount of chlorofluorocarbons released into the air increase?

(a) Infrared rays

(b) X - rays

(d) Ultravilolet rays

Join BYJU'S Learning Program