Physics Experiments MCQ Quiz Questions With Answers
Embark on a captivating journey through the world of physics experiments with our MCQ Quiz. Challenge your understanding of experimental physics as you encounter a diverse range of questions. Delve into topics spanning from classical mechanics to quantum physics, exploring the fundamental principles that underpin various experiments. Test your knowledge on lab procedures, groundbreaking discoveries, and the scientists who shaped experimental physics.
Each multiple-choice question is crafted to assess your grasp on experimental techniques, scientific methodologies, and the outcomes of landmark experiments. This quiz offers an engaging way to reinforce your knowledge and discover new insights into the exciting realm of Read moreexperimental physics.
Get ready to unravel the mysteries of the laboratory, from particle accelerators to quantum entanglement. Sharpen your wits, challenge your intellect, and enjoy the thrill of exploration in this Physics Experiments MCQ Quiz. The quest for knowledge begins—immerse yourself in the fascinating world of experimental physics!
Experimental Physics Questions and Answers
- 1.
Which experiment demonstrates the concept of pressure in fluids?
- A.
Young's double-slit experiment
- B.
Cavendish experiment
- C.
Millikan oil-drop experiment
- D.
Pascal's law experiment
Correct Answer
D. Pascal's law experimentExplanation
Pascal's law experiment is used to demonstrate the concept of pressure in fluids. According to Pascal's law, the pressure applied to a fluid in a confined space is transmitted equally in all directions.Rate this question:
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- 2.
Which experiment is used to determine the acceleration due to gravity?
- A.
Michelson-Morley experiment
- B.
Coulomb's law experiment
- C.
Young's modulus experiment
- D.
Ballistic pendulum experiment
Correct Answer
D. Ballistic pendulum experimentExplanation
The ballistic pendulum experiment is used to determine the acceleration due to gravity. By measuring the height and range of a projectile launched into a pendulum, the acceleration due to gravity can be calculated.Rate this question:
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- 3.
What is the purpose of the Millikan oil-drop experiment?
- A.
To measure the speed of light
- B.
To determine the charge of an electron
- C.
To investigate the photoelectric effect
- D.
To study the behavior of waves
Correct Answer
B. To determine the charge of an electronExplanation
The Millikan oil-drop experiment is used to determine the charge of an electron. By measuring the motion of charged oil droplets under the influence of an electric field, the charge of an electron can be calculated.Rate this question:
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- 4.
Which experiment proves the wave-particle duality of light?
- A.
Newton's ring experiment
- B.
Double-slit experiment
- C.
Michelson interferometer experiment
- D.
Rutherford's gold foil experiment
Correct Answer
B. Double-slit experimentExplanation
The double-slit experiment proves the wave-particle duality of light. When light passes through two closely spaced slits, it behaves both as a wave, exhibiting interference patterns, and as a particle, forming discrete spots on a screen.Rate this question:
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- 5.
What does the Cavendish experiment determine?
- A.
Speed of sound
- B.
Gravity constant
- C.
Young's modulus
- D.
Charge of an electron
Correct Answer
B. Gravity constantExplanation
The Cavendish experiment determines the gravity constant. By measuring the torsion caused by the gravitational force between two masses, the gravitational constant can be calculated.Rate this question:
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- 6.
Which experiment is used to measure the specific heat capacity of a substance?
- A.
Young's double-slit experiment
- B.
Coulomb's law experiment
- C.
Millikan oil-drop experiment
- D.
Method of mixtures experiment
Correct Answer
D. Method of mixtures experimentExplanation
The method of mixtures experiment is used to measure the specific heat capacity of a substance. By mixing a known amount of substance at a known temperature with a known amount of water at a different temperature and observing the final equilibrium temperature, the specific heat capacity can be calculated.Rate this question:
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- 7.
What does the photoelectric effect experiment investigate?
- A.
Speed of light
- B.
Gravity constant
- C.
Charge of an electron
- D.
Diffraction of light
Correct Answer
C. Charge of an electronExplanation
The photoelectric effect experiment investigates the charge of an electron. By shining light on a metal surface and measuring the emitted current, the charge of an electron can be determined.Rate this question:
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- 8.
Which experiment is used to determine the refractive index of a material?
- A.
Young's modulus experiment
- B.
Snell's law experiment
- C.
Ballistic pendulum experiment
- D.
Rutherford's gold foil experiment
Correct Answer
B. Snell's law experimentExplanation
Snell's law experiment is used to determine the refractive index of a material. By measuring the angles of incidence and refraction when light passes from one medium to another, the refractive index can be calculated using Snell's law.Rate this question:
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- 9.
What does the Michelson-Morley experiment test?
- A.
Wave-particle duality of light
- B.
Interference of light waves
- C.
Speed of light in vacuum
- D.
Gravitational force
Correct Answer
C. Speed of light in vacuumExplanation
The Michelson-Morley experiment tests the speed of light in vacuum. It aimed to determine the Earth's motion through the hypothetical luminiferous ether by measuring the interference of two light beams traveling perpendicular to each other.Rate this question:
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- 10.
Which experiment is used to investigate the properties of atomic nuclei?
- A.
Cavendish experiment
- B.
Millikan oil-drop experiment
- C.
Young's double-slit experiment
- D.
Rutherford's gold foil experiment
Correct Answer
D. Rutherford's gold foil experimentExplanation
Rutherford's gold foil experiment is used to investigate the properties of atomic nuclei. By bombarding a thin gold foil with alpha particles, Rutherford observed scattering angles that led him to propose the existence of a dense atomic nucleus.Rate this question:
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Current Version
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Dec 28, 2023Quiz Edited by
ProProfs Editorial Team -
Dec 27, 2023Quiz Created by
Surajit Dey
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