Title: How Optical Comparators Work Quiz
Course: 15/FA Tools, Instruments & Machines (MCHT-1630-01) > Section: Learning Modules

The post-quiz for WXMT207-XX02XEN-E1 - How Optical Comparators Work.

Q: All of the following are common diameters for an optical comparator's screen EXCEPT...
- 8 inches.
- 10 inches.
- 14 inches.
- 16 inches.
A: 16 inches.
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Edge detectors can be used with microprocessors to electronically map which of the following?
- Blind holes in parts
- Part outlines
- Part surface finish
- Hole depths
A: Part outlines
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: How many mirrors are required to return an image that is right side up but reversed left to right on the projector screen?
- one
- two
- three
- four
A: two
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: If an object needs to be specially oriented for inspection, an optical comparator can be equipped with a special work fixture. Is this statement TRUE or FALSE?
- True
- False
A: True
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: On which part of the optical comparator is the part placed when it is being inspected?
- Magnifying lens
- Lamp housing
- Work stage
- Mirror
A: Work stage
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Optical comparator screens are generally made of smooth glass, so the part image appears sharp. Is this statement TRUE or FALSE?
- True
- False
A: False
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: The field of view of a part is determined by dividing the size of the screen by which of the following?
- Lens magnification
- The size of the part
- The size of the collimating lens
- The area of the part being inspected
A: Lens magnification
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: The light condenser of an optical comparator is sometimes referred to as the collimating lens. Is this statement TRUE or FALSE?
- True
- False
A: True
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: The light source in an optical comparator is generally which of the following?
- A standard incandescent lamp
- A mercury arc lamp
- A fluorescent lamp
- A halogen lamp
A: A mercury arc lamp
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: The limited part area that an optical projector shows on the screen is called which of the following?
- Fractional view
- Field of view
- Magnification
- Reflected area
A: Field of view
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: The magnifying lens shown at the right would make a part that is 5mm large look how big?
- 25mm
- 50mm
- 10mm
- 100mm
A: 50mm
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: What type of magnification is beneficial for inspecting small, highly detailed parts?
- High magnification
- Medium magnification
- Low magnification
- No magnification
A: High magnification
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which axis on the work fixture moves the part toward and away from the lens but is NOT used for measuring part features?
- X
- Y
- Z
- C
A: Z
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which of the following is a precision reference scale that is positioned directly over the viewing screen and allows you to inspect a variety of part features and tolerances?
- The protractor
- The work stage
- The magnifying lens
- The screen overlay
A: The screen overlay
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which of the following parts of the optical comparator is a special lens found on the face of the lamp housing?
- Light condenser
- Magnifying lens
- Projection lens
- Refraction lens
A: Light condenser
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which of the following pieces of optional equipment on an optical comparator is an arm with an additional light source and fiber-optic lens attached to the end?
- Surface illuminator
- Screen overlay
- microprocessor
- Work fixture
A: Surface illuminator
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which part of the optical comparator contains the light source?
- The work stage
- The light condenser
- The mirrors
- The lamp housing
A: The lamp housing
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which part of the optical comparator magnifies the part image prior to projecting it onto the screen?
- Collimating lens
- Magnifying lens
- Lamp housing
- Mirror
A: Magnifying lens
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which piece of optional equipment on an optical comparator can be used to create a point, line, or circle from points on the part surface, and automatically level parts?
- Screen overlay
- Work fixture
- Fiber-optic lens
- microprocessor
A: microprocessor
If wrong: Review Chapter 2 - How Optical Comparators Work.

Q: Which type of overlay chart contains the dimensions and forms of parts that must be manufactured to specific standards?
- Combined charts
- Reference line charts
- Standard form charts
- Combination form charts
A: Standard form charts
If wrong: Review Chapter 2 - How Optical Comparators Work.