Dual Nature Of Light Question 515

Question: Penetrating power of X-rays does not depend on [MP PET 2001]

Options:

A) Wavelength

B) Energy

C) Potential difference

D) Current in the filament

Show Answer

Answer:

Correct Answer: D

Solution:

When current through the filament increases, number of emitted electrons also increases. Hence intensity of X-ray increases but no effect on penetration power.