Estimate the Radius of a Nucleus with Mass $50 \mathrm { u }$

question 61

Multiple Choice

Estimate the radius of a nucleus with mass $50 \mathrm { u }$ . ( $m _ { \text {neutron } } \approx m _ { \text {proton } } = 1.67 \times 10 ^ { - 27 } \mathrm {~kg}$ )

• A) about \(4.4 \mathrm { fm }\)
• B) about \(3.7 \mathrm { fm }\)
• C) about \(6.2 \mathrm { fm }\)
• D) about \(8.5 \mathrm { fm }\)

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Definitions:

M/M/1

A basic queueing model in operations research representing a system with a single server, Poisson arrival rate, and exponential service time distribution.

Units

Measurements or quantities of a product, item, or component, often used as a basis for production, inventory, or sales.

Waiting-Line Problem

A scenario in operational research where the focus is on reducing waiting times and improving service efficiency in queueing systems.

Operations

Activities involved in the day-to-day running of a business for producing and delivering products or services.