Class 11 Physics MCQs | Chapter 1: Physical World Testing-part-1

Class 11 Physics MCQs | Chapter 1: Physical World testing-part-1

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11. Which of the following statements best describes the scientific method?
ⓐ. A series of steps to prove a hypothesis
ⓑ. A systematic approach to observe, experiment, and analyze to understand natural phenomena
ⓒ. A set of rules to memorize scientific laws
ⓓ. A method to gather anecdotal evidence
12. What is the SI unit of energy?
ⓐ. Joule
ⓑ. Watt
ⓒ. Newton
ⓓ. Pascal
13. Who discovered electromagnetic induction?
ⓐ. Michael Faraday
ⓑ. James Clerk Maxwell
ⓒ. Heinrich Hertz
ⓓ. Thomas Edison
14. What is the SI unit of electric potential difference?
ⓐ. Volt
ⓑ. Ampere
ⓒ. Ohm
ⓓ. Watt
15. Which of the following is NOT a scalar quantity?
ⓐ. Mass
ⓑ. Velocity
ⓒ. Temperature
ⓓ. Distance
16. What is the SI unit of power?
ⓐ. Joule
ⓑ. Watt
ⓒ. Newton
ⓓ. Pascal
17. Which scientist proposed the laws of motion?
ⓐ. Johannes Kepler
ⓑ. Galileo Galilei
ⓒ. Isaac Newton
ⓓ. Albert Einstein
18. What is the SI unit of magnetic flux density $B$?
ⓐ. Tesla (T)
ⓑ. Newton (N)
ⓒ. Volt (V)
ⓓ. Coulomb (C)
19. Which law states that the total energy of an isolated system remains constant over time, if no external work is done on it?
ⓐ. Newton's First Law
ⓑ. Newton's Second Law
ⓒ. Newton's Third Law
ⓓ. Law of Conservation of Energy
20. Which of the following quantities is NOT a base quantity in the International System of Units (SI)?
ⓐ. Length
ⓑ. Time
ⓒ. Temperature
ⓓ. Force

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