Why Is It Important to Use Only the Fine Adjustment

question 15

Multiple Choice

Why is it important to use only the fine adjustment knob when using the high-power or oil immersion lenses?

• A)Using the coarse adjustment knob might crack the coverslip or slide, due to the close working distance.
• B)You will not be able to focus on the specimen with the coarse adjustment knob.
• C)There will not be enough light on the specimen to see it, if the coarse adjustment knob is used.
• D)The condenser does not function when using the coarse adjustment knob.
• E)The iris diaphragm does not function when using the coarse adjustment knob.

---

Definitions:

Slope

In mathematics, a measurement of the steepness, incline, or grade of a line, typically expressed as a ratio of vertical change to horizontal change.

Value

The importance or utility that something has for an individual or the market price of a good or service.

Horizontal Axis

In graphing, this is the x-axis, which typically represents the independent variable.

Vertical Axis

In a graph or chart, the vertical line or scale along which numerical data is plotted or measured, usually representing quantities.