Header Ads

Physics Online Quiz 2017 Free Online Test With Questions & Answers


Physics Online Quiz

Physics Online Quiz 2017: Do you think that you are strong in Physics? If yes, then solve this Physics Online Quiz!!! Applicants who are going to appear in any entrance exam or any competitive exam they can check their preparations by attending this Free Online Test. Candidates can go through the below provided Questions & Answers to check their knowledge and to gain more facts and rules of Physics.

Physics Online Quiz
The below provided Physics Online Test will help the candidates in getting the idea of questions asked in various exams. By regular attending the Physics Mock Test, candidates can manage their timings for online exam. From the below section of this page of privatejobshub.in, candidates can answers the questions by selecting any one option which they think correct and after answering all the questions, candidates can also match their answers with correct answers. 

Practice Preparation Material

Physics Online Quiz

1.According to Newton's 2nd and 3rd Laws, as a ball falls, the action force is the pull of the Earth's mass on the ball. The reaction force is
  • The air resistance acting against the ball  
  • The acceleration of the ball  
  • Pull of the ball's mass on the Earth  
  • Non-existent in this case  

  • 2. Out of the following, which is not emitted by radioactive substance?

  • Electrons  
  • Electromagnetic radiations  
  • Alpha particles  
  • Neutrons  

  • 3. according to the Newton's 1st Law and Linear Motion, As an object falls in the absence of air resistance, its

  • Speed increases  
  • Acceleration increases  
  • both of these  
  • none of these  

  • 4. Sound of frequency below 20 Hz is called?

  • Audio sounds  
  • Ultrasonic  
  • Infrasonic  
  • Supersonics  

  • 5. Solid matter is mostly empty space. The reason solids don't fall through one another is because

  • Atoms are constantly vibrating  
  • Electrical forces  
  • Of nuclear forces  
  • Of gravitational forces  

  • 6.Large transformers, when used for some time, become very hot and are cooled by circulating oil. The heating of the transformer is due to -

  • both the heating effect of current and hysteresis loss  
  • the heating effect of current alone  
  • hysteresis loss alone  
  • intense sunlight at noon    

  • 7. When the distance between two charges is cut in half, the electric force between the charges is

  • increased by a factor of two  
  • increased by a factor of four  
  • decreased by a factor of two  
  • decreased by a factor of four  

  • 8. Of the following properties of a wave, the one that is independent of the other is its

  • Amplitude  
  • Velocity  
  • Wavelength  
  • Frequency  

  • 9. The headlights, radio, and defroster fan in an automobile are connected in

  • series with a switch for each  
  • parallel with a switch for each  
  • series without separate switches  
  • parallel without separate switches  

  • 10. Suitable impurities are added to a semiconductor depending on its use. This is done in order to?

  • Increase its electrical conductivity  
  • Increase its life  
  • Enable it to withstand higher voltages  
  • Increase its electrical resistivity  

  • 11. The dielectric constant of an insulator can be Incorrect!

  • -1  
  • 0  
  • 5  
  • 0.5  

  • 12.The absorption of ink by blotting paper involves

  • viscosity of ink  
  • diffusion of ink through the blotting  
  • capillary action phenomenon  
  • siphon action  

  • 13.Two identical conductors of copper and aluminium are placed in a uniform electric field. The magnitude of induced charge in the aluminium will be Incorrect!

  • equal to that in copper  
  • zero  
  • greater than in copper  
  • less than in copper  

  • 14. Materials for rain-proof coats and tents owe their water-proof properties to -

  • Surface tension  
  • Viscosity  
  • Specific gravity  
  • Elasticity  

  • 15.A metallic sphere is placed in a uniform electric field of magnitude E. The electric field inside the sphere will be Correct!

  • E  
  • 2E  
  • zero  
  • less than E  

  • 16. Nuclear sizes are expressed in a unit named

  • Fermi  
  • Angstrom  
  • Newton  
  • Tesla  

  • 17.The dielectric constant of metals is

  • infinite  
  • 1  
  • greater than 1 but finite  
  • zero  

  • 18. Light travels at the fastest speed in -

  • Hydrogen  
  • Glass  
  • Water  
  • Vacuum  

  • 19. The study of the effects associated with electric charges at rest is called Incorrect!

  • electromagnetism  
  • magnetostatics  
  • electrostatics  
  • none of these 

  • 20. Materials for rain-proof coats and tents owe their water-proof properties to -

  • Viscosity  
  • Specific gravity  
  • Surface tension  
  • Elasticity  

  • Dear candidates, we hope that the above provided Physics Online Question and Answer will surely help you in your preparations. We will soon update this page with new Physics Online Quiz 2017, so keep visit this page time to time. for any comments and queries, you can write us freely in the below provided comment box, our team members will try to solve your query and reply you as soon as possible. 

    Prepare From Here For Selection In Competitive Exams


    1. speed of light is fastest in vaccum and not in hydrogen.

      1. yes bro,me too get that wrong


    Don't Add Comment with Spam Purpose

    Powered by Blogger.