A Crystal Is Irradiated with X-Ray Photons with Energies of 1.65

question 14

Multiple Choice

A crystal is irradiated with X-ray photons with energies of 1.65 × 10^-15 J.The atomic planes in the crystal are separated by 0.21 nm.At what angles of incidence will the X-rays reflect from the crystal?

• A)73°,55°,and 31°
• B)55°
• C)73° and 31°
• D)73°

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Definitions:

Aneurysm

Dilated portion of an artery.

Artery Wall

The multi-layered structure of arteries consisting of the tunica intima, tunica media, and tunica externa, crucial for maintaining blood pressure and flow.

Veins Overstretching

A condition where veins are stretched beyond their normal capacity, often leading to varicose veins.

Posterior Cerebral

Pertaining to the back part of the cerebral cortex, which is involved in processing visual information.