The $\pi 0$ Meson Has a Mass of 264 Times That of an That

question 2

Multiple Choice

The $\pi 0$ meson has a mass of 264 times that of an electron. What is the approximate range of the force mediated by this particle? ( electron $^ { \text {e } } = 9.11 \times 10 ^ { - 31 } \mathrm {~kg} , c = 3.00 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } , h = 6.626 \times 10 ^ { - 34 }$ J.s)

• A) \(1.5 \times 10 ^ { - 10 } \mathrm {~m}\)
• B) \(1.5 \times 10 ^ { - 14 } \mathrm {~m}\)
• C) \(1.5 \times 10 ^ { - 12 } \mathrm {~m}\)
• D) \(1.5 \times 10 ^ { - 15 } \mathrm {~m}\)

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Definitions:

Trial and Error

A problem-solving method that involves attempting different solutions and eliminating those that do not work, to find the one that does.

Darwin

A naturalist known for his theory of evolution through natural selection.

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Refers to Irenäus Eibl-Eibesfeldt, an ethologist known for his work in human behavior and evolutionary biology.

Human Facial Expressions

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