A Local Fraternity Is Deciding Between Three Different Refrigerators

question 64

Multiple Choice

A local fraternity is deciding between three different refrigerators. The refrigerators have a mean time between failure and mean time to repair as shown in the table. MTBF MTTR
Refrigerator A 50 hours 2 hours
Refrigerator B 125 hours 3 hours
Refrigerator C 200 hours 4 hours
What refrigerator(s) will provide the greatest availability?

• A) Refrigerator A
• B) Refrigerator B
• C) Refrigerator C
• D) Refrigerator A and Refrigerator B
• E) Refrigerator A and Refrigerator C

Distinguish between the various measurements and technical aspects of gear systems.

Understand the fundamental concepts and terminology related to gears.

Identify and describe the various types of gears and their applications.

Calculate gear ratios and understand their implications on gear performance.