download Mastguru Android App

Question Detail

Which instrument is used in submarine to see the objects above sea level ?

  • Pykometer
  • Polygraph
  • Photometer
  • Periscope
Similar Questions :

1. Marie and Pierre Curie invented

  • Radio
  • Radium
  • Radar
  • Refrigerator

2. The nuclear reaction in which a heavy nucleus splits into two nuclei of nearly equal mass is called

  • Nuclear fusion
  • Nuclear fission
  • Nuclear reaction
  • Fast breeding

3. Who discovered Diode Bulb ?

  • Henry Becquerel
  • Sir J.S. Fleming
  • Lee De Forest
  • Archemedes

4. Which instrument is used to measure changes in volume of substances ?

  • Dyanamo
  • Dilatometer
  • Cyclotron
  • Electroscope

5. What is escape velocity ?

  • Escape velocity is the maximum velocity with which a body should be projected from the surface of earth so it do not go beyond gravitational field of earth.
  • Escape velocity is the minimum velocity with which a body should be projected from the surface of earth so it do not go beyond gravitational field of earth.
  • Escape velocity is the minimum velocity with which a body should be projected from the surface of earth so as it goes out of gravitational field of earth and never return to earth.
  • Escape velocity is the maximum velocity with which a body should be projected from the surface of earth so as it goes out of gravitational field of earth and never return to earth.
Read more from - Physics Questions Answers
Post a comment