The penetrating power of X-rays depends on their______________?

Related Mcqs:

The radiations emitted form hydrogen filled discharge tube show____________?

A. band spectrum B. line spectrum C. continuous spectrum D. absorption spectrum...

When we excite some atoms by heat collision or electrical discharge they will________________?

A. radiate electromagnetic energy with a continuous distribution of wavelength B. absorb particular wavelengths when white light is incident on them C. radiate electromagnetic energy of discrete characteristic wavelength D. emit either invisible or visible light...

In obtaining an X-ray photograph of our hand we use the principle of______________?

A. photo electric effect B. ionization C. shadow photograph D. any of above...

Electron cannot exist in the nucleus it is confirmed by observing that______________?

A. It does emit radiation B. Its size as compare to proton and neutron is very small C. No antiparticle of electron is present D. The velocity of electron must be very high according to uncertainty principle...

In normal state of energy the incident high energy photons will be______________?

A. Stimulated B. Absorbed C. Cause X-ray emission D. Cause laser production...