Electrons Are Accelerated Through a Potential Difference of 90

question 43

Multiple Choice

Electrons are accelerated through a potential difference of 90.0 kV and directed at a tungsten target to produce x-rays. What is the cutoff frequency of the x-ray spectrum produced?

• A) 2.18 × 10¹⁹ Hz
• B) 2.10 × 10¹⁹ Hz
• C) 1.17 × 10²¹ Hz
• D) 9.25 × 10²¹ Hz
• E) 6.20 × 10¹⁵ Hz

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Definitions:

Calcium Ions

Positively charged atoms of calcium that play crucial roles in various biological processes, including muscle contraction, nerve function, and blood clotting.

Teeth Blood Supply

The vascular system that provides nutrients and oxygen through the arteries and veins to maintain the health of teeth and support their function.

Lingual Artery

An artery that supplies blood to the tongue, crucial for its movements and function.

Maxillary

Pertaining to the maxilla, the upper jawbone in most vertebrates, including humans, that holds the upper teeth and plays a crucial role in forming the structure of the face.