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PHYSICS MCQs

Total Questions : 1565 | Page 157 of 157 pages
Question 1561. 8. Hydrogen spectrum was first explained by
  1.    Dalton
  2.    Erwin Schrodinger
  3.    Niles Bohr
  4.    Rutherford
 Discuss Question
Answer: Option C. -> Niles Bohr
Question 1562. 0. 'Short-sight' in human eye can be corrected by using proper
  1.    convex lens
  2.    concave lens
  3.    cylindrical lens
  4.    bifocal lens
 Discuss Question
Answer: Option B. -> concave lens
Question 1563. 9. Magnetism in materials is due to?
  1.    electrons at rest
  2.    circular motion of electrons
  3.    protons at rest
  4.    all neutrons at rest
 Discuss Question
Answer: Option B. -> circular motion of electrons
Question 1564. 1. What is the reason for twinkling of stars?
  1.    Dispersion of light
  2.    Total internal reflection
  3.    Atmospheric reflection
  4.    Atmospheric refraction
 Discuss Question
Answer: Option D. -> Atmospheric refraction
Question 1565. 7. The sudden fall of atmospheric pressure indicates miltimeters is used to measure?
  1.    fair weather
  2.    storm
  3.    rain
  4.    cold weather
 Discuss Question
Answer: Option B. -> storm

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