The Voltage Across the Dees of a Cyclotron Is 30,000

question 33

Multiple Choice

The voltage across the dees of a cyclotron is 30,000 V.How many revolutions do the protons go through in reaching a kinetic energy of 21 MeV? (1 eV = 1.60 × 10^-19 J, ,m_proton = 1.67 × 10^-27 kg)

• A) 2.0 million
• B) 1400
• C) 700
• D) 350
• E) 35

---

Definitions:

Standard Deviation

A statistical measure of the dispersion or variability within a data set, indicating how spread out the values are.

Percentile

A statistical value that indicates the relative standing of a data point within a dataset, often used to compare individual scores to a broader population.

Mean

The arithmetic average of a set of numbers, calculated by adding all the numbers together and then dividing by the count of those numbers.

Reliable

The quality of being consistently good in quality or performance; trustworthy.