Physics - Physical world and Measurement

Question - 1

Physics involves the study of

  • A plants
  • B humans
  • C birds and animals
  • D nature and natural phenomena

Question - 2

Which of the following statements is not correct?

  • A Physics is the study of nature and natural phenomena. 
  • B Physics and technology are not related to each other.
  • C Electrodynamics deals with electric and magnetic phenomena associated with charged and magnetic bodies.
  • D The physical quantities that remain unchanged in a process are called conserved quantities.

Question - 3

Which of the following is not a branch of physics?

  • A Mechanics 
  • B Optics
  • C Cytogenetics 
  • D Electrodynamics

Question - 4

The range of masses we study in Physics is

  • A 10-27 kg to 1060 kg
  • B 10-27 kg to 1055 kg
  • C 10-30 kg to 1055 kg
  • D 10-30 kg to 1060 kg

Question - 5

Classical physics is applicable to

  • A microscopic world
  • B macroscopic world
  • C both microscopic and macroscopic world
  • D cannot say

Question - 6

Classical physics does not include subjects like

  • A mechanics
  • B light
  • C heat
  • D elementary particles

Question - 7

Which of the following statements is correct?

  • A Newton belonged to U'K, who discovered law of gravitation. 
  • B Einstein belonged to England, who discovered laws of photoelectric effect.
  • C John Bardeen belonged to France, who discovered transistors.
  • D w.K. Roentgen belonged to Holland, who discovered X-rays.

Question - 8

Which of the following statements is correct?

  • A Aeroplane is based on Newton's laws of motion and steam engine on Bernoulli's theorem.
  • B Hydroelectric power is based on law of thermodynamics and rocket propulsion on Bernoulli's theorem.
  • C Computers are based on digital logic of electronic circuits, while electric generator on Faraday's laws of electromagnetic induction. 
  • D Nuclear reactor is based on law of thermodynamics and sonar on optical interference.

Question - 9

Who was the first to introduce the concept of antiparticle theoretically?

  • A Niels Bohr 
  • B Ernest Rutherford
  • C Albert Einstein 
  • D Paul Dirac

Question - 10

Sir c.v. Raman got Nobel Prize in physics for

  • A refraction of light
  • B reflection of light
  • C scattering of light
  • D dispersion of light
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