EASY
NEET
IMPORTANT
Earn 100

The penetrating power of X-rays can be increased by:
(a)increasing the current in the filament
(b)decreasing the potential difference between the cathode and the anode
(c)decreasing the current in the filament
(d)increasing the potential difference between the cathode and the anode

50% studentsanswered this correctly

Important Questions on Atomic Physics
MEDIUM
NEET
IMPORTANT
X-rays are produced in X-ray tube operating at a given accelerating voltage. The wavelength of the continuous X-rays has values from :-

HARD
NEET
IMPORTANT
The ratio of the energy of an X-ray photon of wavelength 1 Å to that of visible light of wavelength 5000 Å is :-

MEDIUM
NEET
IMPORTANT
According to Mosley’s law, the frequency of a characteristic spectral line in ray spectrum varies as:-

EASY
NEET
IMPORTANT
For the structural analysis of crystals, rays are used because:

HARD
NEET
IMPORTANT
What determines the hardness of the rays obtained from the Coolidge tube?

MEDIUM
NEET
IMPORTANT
On increasing the number of electrons striking the anode of an X-ray tube, which one of the following parameters of the resulting X-rays would increase

EASY
NEET
IMPORTANT
If rays is passed through from a strong magnetic field, then rays:-

HARD
NEET
IMPORTANT
Which of the following wavelength is not possible for an ray tube that is operated at ?
