Working Principles of Devices Quiz
Authored by Karthik Shankar
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University
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the working principle of a hydraulic press?
Pascal's Law
Archimedes' Principle
Bernoulli's Principle
Hooke's Law
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which principle does a refrigerator use to maintain low temperature?
Boyle's Law
Heat Transfer and Compression
Charles's Law
Joule’s Effect
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The working principle of a transformer is based on which phenomenon?
Electromagnetic Induction
Photoelectric Effect
Thermionic Emission
Nuclear Fission
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary working principle of a photovoltaic cell?
Electromagnetic Induction
Photoelectric Effect
Thermoelectric Effect
Nuclear Fusion
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A washing machine operates on the principle of:
Centrifugation
Sedimentation
Filtration
Evaporation
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What principle does a pressure cooker use for cooking?
Boyle’s Law
Increase in Pressure Increases Boiling Point
Heat Conduction
Joule's Law
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The basic working principle of a radar is:
Reflection of Sound Waves
Reflection of Electromagnetic Waves
Refraction of Light
Photoelectric Effect
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