When an electron strikes the target in a Coolidge tube, its entire kinetic energy(a) is converted into a photon(b) may be converted into a photon(c) is converted into heat(d) may be converted into heat.

When an electron strikes the target in a Coolidge tube, its entire kin

1.	When an electron strikes the target in a Coolidge tube, its entire kinetic energy(a) is converted into a photon(b) may be converted into a photon(c) is converted into heat(d) may be converted into heat.
Answer» (b) may be converted into a photon (d) may be converted into heat.

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If the current in the circuit for heating the filament is increased, the cutoff wavelength(a) will increase (b) will decrease(c) will remain unchanged (d) will change.
The distance between the cathode (filament) and the target in an X-ray tube is 1.5 m. If the cutoff wavelength is 30 pm, find the electric field between the cathode and the target.
If the potential difference applied to the tube is doubled and the separation between the filament and the target is also doubled. the cutoff wavelength(a) will remain unchanged (b) will be doubled(c) will be halved(d) will become four times the original.
Consider a photon of continuous X-ray coming from a Coolidge tube. Its energy comes from(a) the kinetic energy of the striking electron(b) the kinetic energy of the free electrons of the target(c) the kinetic energy of the ions of the target(d) an atomic transition in the target.
Frequencies of Ka X-rays of different materials are measured. Which one of the graphs in figure (44-Q1) may represent the relation between the frequency v and the atomic number Z.
The X-ray beam coming from an X-ray tube(a) is monochromatic(b) has all wavelengths smaller than a certain maximum wavelength(c) has all wavelengths greater than a certain minimum wavelength(d) has all wavelengths lying between a minimum and a maximum wavelength.
Consider a photon of continuous X-ray coming from a Coolidge tube. Its energy comes fromA. the K.E. of the striking electronB. the K.E. of the free electrons of the targetC. the K.E. of the ions of the targetD. an atomic transition in the target
The energy of a photon of characteristic X-ray from a Coolidge tube comes from(a) the kinetic energy of the striking electron(b) the kinetic energy of the free electrons of the target(c) the kinetic energy of the ions^of the target(d) an atomic transition in the target.
The X-ray beam coming from an X-ray tubeA. is monochromaticB. has all wavelengths smaller than a cartain maximum wavelengthC. has all wavelengths greater than a cartain maximum wavelengthD. has all wavelength lying between a minimum and a maximum wavelength
The potential difference applied to an X-ray tube is increased. As a result, in the emitted radiation,A. (i),(ii)B. (ii),(iii)C. (iii),(iv)D. (i),(iv)

When an electron strikes the target in a Coolidge tube, its entire kinetic energy(a) is converted into a photon(b) may be converted into a photon(c) is converted into heat(d) may be converted into heat.

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