Which adjustment knob is used with the high power objective

Asked by admin @ 26/11/2021 in Physics viewed by 327 People

When using a Microscope's high power objective the course adjustment knob:

a. Can be used throughout the focusing process.
b. Can not be used with low power object
c. Can be used only with scanning
d. Objective should not be used

Answered by admin @ 26/11/2021

Answer:

c. Can be used only with scanning

Explanation:

Coarse Adjustment Knob is a large knob on each side of the microscope, with a smaller knob in the middle. This large knob is used to bring an object into close focus as it moves the stage up or down. The coarse-adjustment knob is used ONLY with the scanning or low-power objective lenses.

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