Determine Whether the Statement Is True or False

question 203

Multiple Choice

Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false. ​
If and , then f must have a critical point at (a, b) .
​

• A) False. In relative extremum and .
• B) True. It follows from definition.

---

Definitions:

Centrifugal Clutch

A clutch pack that uses centrifugal force to engage as engine rpm is spooled up and disengages as it spools down; uses a simple ball-and-ramp engagement hub. An example is the Eaton AutoClutch used with the UltraShift AMT.

Stem-Type

Referring to a type of valve or control that uses a stem-like component to operate or regulate flow.

Service Valve

A valve used in various mechanical and fluid systems for maintenance, repair, or diagnostic purposes, allowing for control of fluid flow.

Front-Seated

Typically refers to valves in refrigeration or HVAC systems that are in the open position when the valve stem is screwed in all the way.