What Is the Occupancy Probability at an Energy of 12

question 12

Multiple Choice

What is the occupancy probability at an energy of 12.00 eV for a material with a Fermi energy (level) of 11.63 eV at a temperature of 500 K? (m_el = 9.11 × 10^-31 kg, ,Boltzmann constant = 1.38 × 10^-23,1 eV = 1.60 × 10^-19 J)

• A) 0.00030%
• B) 0.019%
• C) 2.0%
• D) 6.0%
• E) 12%

---

Definitions:

Direct Labor-Hours

A measure of the total hours worked by employees directly involved in the production process.

Machine-Hours

A measure of production output or activity based on the number of hours that machines are operational.

Predetermined Overhead Rate

A rate used to apply manufacturing overhead to products or job orders, calculated based on estimated costs and activity levels.

Machine-Hours

A measure of the amount of time a machine is operated during a specific period, used in cost accounting to allocate expenses to products.