Determine the wavelength of an x-ray photon that has a frequency of 19.55 x 1018 Hz:

The production of a current in a conductor by a changing magnetic field near the conductor is termed:

According to the repulsion-attraction law of electrostatics: An electron will repel a neutron A proton will repel a neutron An electron will repel a proton A proton will repel a proton

Which of the following conditions encourage electron movement? Metallic conductors Gasses Vacuums Insulators

Which component of the radiographic equipment is an example of electrification by contact?

Which of the following components of radiographic equipment is an example of electrification by induction?

Semiconductors have a valence number of:

Which of the following is an example of an artificially induced permanent magnet?

An x-ray imager that draws 0.6 A of current is supplied with 90,000 V.  What is the consumed power?

Which of the following are true in regards to electric fields? It describes the electrical force exerted on a charge. The resulting force of attraction or repulsion depends on the sign of the charges. Protons, neutrons, and electrons all have electric fields.