Which one of the following devices acts on the principle of circular motion?
(b) Screw Gauge
(d) Vernier calipers
I have been asked this question during an interview for a job.
My question is from Uniform Circular Motion topic in chapter Motion in a Plane of Physics – Class 11
Select the correct answer from above options
Interview Questions and Answers, Database Interview Questions and Answers for Freshers and Experience
Right answer is (a) Centrifuge
The best explanation: The centrifuge utilizes the centrifugal force produced during circular motion. Centrifuge is commonly used to separate platelets from blood samples. It is an important equipment for studying blood. Other variations of centrifuge include devices like cream separator etc.