A Proton Having a Speed of 3

question 130

Multiple Choice

A proton having a speed of 3.0 × 10⁶ m/s in a direction perpendicular to a uniform magnetic field moves in a circle of radius 0.20 m within the field. What is the magnitude of the magnetic field?
(e = 1.60 × 10^-19 C, m_proton = 1.67 × 10^-27 kg)

• A) 0.080 T
• B) 0.16 T
• C) 0.24 T
• D) 0.32 T
• E) 0.36 T

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Definitions:

Cytoplasm

The jelly-like substance within a cell that contains organelles, providing a medium for cellular processes to occur.

Nucleus

A membrane-bound organelle found in eukaryotic cells, containing most of the cell's genetic material.

Smooth

A type of involuntary muscle tissue found in internal organs.

Walls

Structures designed to divide or enclose areas, commonly constructed from materials like brick, stone, or wood.