1. What is the SI unit of capacitance?
- AWeber
- BDispersion
- CFarad
- DRefraction
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Answer: C
The SI unit of capacitance is the Farad (F), named after Michael Faraday.
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Physics — General Knowledge Questions & Practice
Practise 23 Physics questions from General Knowledge for competitive exams such as UPSC, Banking, SSC and Railway. Read the worked questions below, check every answer with an explanation, and track what you get wrong.
23 questions · 0 quizzes · free to start
Practice questions on Physics — with answers
Try each question first, then open the answer. Explanations are included.
2. What is the SI unit of inductance?
- ADispersion of light
- BMass
- CDispersion
- DHenry
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Answer: D
The SI unit of electrical inductance is the Henry (H), named after Joseph Henry.
3. What is the SI unit of amount of substance?
- AMole
- BBecquerel
- CInertia
- DGenerator
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Answer: A
The mole (mol) is the SI base unit for amount of substance, defined via Avogadro's number of elementary entities.
4. Who proposed the theory of general relativity?
- AJames Chadwick
- BAmmeter
- CAlbert Einstein
- DConcave lens
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Answer: C
The correct answer is 'Albert Einstein'.
5. What is the process by which light bounces off a surface called?
- AThermodynamics
- BReflection
- CBarometer
- DThermometer
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Answer: B
The correct answer is 'Reflection'.
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