

Centrifuge Function and Mechanics
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of a centrifuge?
To measure temperature
To separate components in a liquid
To mix chemicals
To heat samples
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does RPM stand for in the context of centrifuges?
Revolutions per minute
Rotations per meter
Revolutions per meter
Rotations per minute
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of centrifuge operates at the highest speed?
Low-speed centrifuge
High-speed centrifuge
Ultracentrifuge
Medium-speed centrifuge
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key feature of ultracentrifuges?
They do not require a vacuum
They are used for low-speed applications
They operate at room temperature
They operate in a vacuum with refrigeration
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the angle at which fixed angle rotors hold the tubes?
90 degrees
60 degrees
45 degrees
30 degrees
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In swinging bucket rotors, what happens to the tubes when the centrifuge is turned on?
They become horizontal
They remain vertical
They tilt at 30 degrees
They spin in place
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where do particles accumulate in vertical rotors?
At the bottom of the tube
On the side of the tube
In the center of the tube
At the top of the tube
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