
Centrifuge Operation and Principles

Interactive Video
•
Biology
•
10th - 12th Grade
•
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 principle behind centrifugation?
Gravitational force separation
Electrostatic force separation
Centrifugal force separation
Magnetic field separation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component is essential for spinning samples in a basic centrifuge?
Optical sensor
Heating element
Electric motor with a driver shaft
Cooling system
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the maximum speed range for low-speed centrifuges?
4000 to 5000 rpm
6000 to 7000 rpm
1000 to 2000 rpm
2000 to 3000 rpm
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of centrifuge is used for sophisticated biochemical applications?
Micro centrifuge
Ultra centrifuge
High-speed centrifuge
Low-speed centrifuge
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key feature of ultra centrifuges?
They operate at room temperature
They are used for simple sedimentation
They have a maximum speed of 3000 rpm
They require refrigeration and high vacuum
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the angle of sample tubes in fixed angle rotors?
45 degrees
30 degrees
90 degrees
60 degrees
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do swinging bucket rotors hold the tubes during operation?
At a 45-degree angle
At a 30-degree angle
Horizontally
Vertically
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