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Author Archives: Anonymous

A transformer has a primary coil with 1000 turns and a secon…

A transformer has a primary coil with 1000 turns and a secondary coil with 200 turns. If the input voltage is 100V to the primary side, what is the output voltage?

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How does a higher filament current in the cathode effect the…

How does a higher filament current in the cathode effect the tube current?

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What moves in a wire that is carrying a current?

What moves in a wire that is carrying a current?

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Increasing kVp (Potential) will always increase tube current…

Increasing kVp (Potential) will always increase tube current.

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In a closed system, both momentum and energy are conserved.

In a closed system, both momentum and energy are conserved.

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What is ejected from an atom in a photoelectric interaction?

What is ejected from an atom in a photoelectric interaction?

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An ion can be which of the following?

An ion can be which of the following?

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An x-ray beam has a wavelength of 0.15 nm. What is its energ…

An x-ray beam has a wavelength of 0.15 nm. What is its energy in kVp? (Hint: in the kVp formulation λ in angstroms or 10^-10 meters)

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If a photon of ultraviolet light has an energy of 3.7 x 10^-…

If a photon of ultraviolet light has an energy of 3.7 x 10^-19 J, what is its frequency?

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An atom’s atomic mass number is given by what?

An atom’s atomic mass number is given by what?

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