Physics Quiz for Competitive Exams (Part – II)
Q1. The wave of the theory of light is based on
(a) the laws of reflection
(b) the laws of refraction
(c) the inverse square law
(d) Huyghens’ principle
Q2. The unit of magnetic permeability is
(a) Henry/meter
(b) Henry
(c) Weber
(d) Weber/meter
Q3. The domain theory of magnetism applies to
(a) aluminium
(b) copper
(c) silver
(d) cobalt
Q4. The paramagnetic theory of magnetism applies to
(a) nickel
(b) mercury
(c) iron
(d) platinum
Q5. Due to temperature variation along a conductor, potential variation occurs along it. This phenomenon is known as
(a) Thomson effect
(b) Joule effect
(c) Seebeck effect
(d) Peltier effect
Q6.Where does the gas that gives life to humans come from?
(a)Carbon monoxide
(b) From metal oxides
(c) Ground-absorbed carbonate
(d) From water
Q7.Uses of Transformer
(a) To step up DC voltage
(b) To step up or step-down AC voltages
(c) Converting AC into DcPascal’s law
(d) Converting DC into AC
Q8.Who invented electromagnetic theory?
(a) Thomas Alva addition
(b) J. J. Thomson
(c) Michael Faraday
(d) Michael Faraday
Q9.Principle of fuse is
(a) Heating effect of electricity
(b) Magnetic effect of electricity
(c) Chemical effect of electricity
(d) Mechanical effect of electricity
Q10.First nuclear reactor was built by?
(a) Rutherford
(b) Fermi
(c) Newton
(d) Einstein
Q11.Which of the following has the highest velocity of sound?
(a) Wood
(b) Steel
(c) Water
(d) Air
Q12.Motor cars smoke contains cancer causing gas?
(a) Carbon monoxide
(b) carbon dioxide
(c) Sulphur dioxide
(d) hydrocarbon
Q13.What is the hardest substance of nature?
(a) Platinum
(b) Iron
(c) Diamond
(d) Silver
Q14.What is seismograph used to detect?
(a) Tidal waves
(b) Landslide
(c) Volcanoes
(d) Earthquake
Q15.Faraday’s rule is related?
(a) By electrical dissemination
(b) By electrical decomposition
(c) By pressure of gases
(d) Through amputation
