General Science 500 One Liner Notes Test - YLB Online Educational Forum

Your name:

1. Who propounded the Theory of Relativity?

A.Albert Einstein

B.Isaac Newton

C.Galileo Galilei

D.James Watt

2. Who formulated the universal law of gravitation?

A.Michael Faraday

B.James Chadwick

C.Albert Einstein

D.Sir Isaac Newton

3. What is the escape velocity at Earth's surface?

A.7.9 km/s

B.9.8 km/s

C.2.4 km/s

D.11.2 km/s

4. What is the escape velocity at the Moon's surface?

A.5.6 km/s

B.2.4 km/s

C.11.2 km/s

D.7.9 km/s

5. Geostationary satellites complete one revolution in how much time?

A.48 hours

B.12 hours

C.6 hours

D.24 hours

6. Mechanics is the study of what?

A.Chemical reactions

B.Forces acting on physical bodies

C.Celestial bodies

D.Living organisms

7. Statics deals with the study of bodies and forces in what condition?

A.In vacuum

B.In motion

C.At rest

D.In liquids

8. Dynamics is concerned with physical systems in what state?

A.Active motion

B.Equilibrium

C.Rest

D.Vacuum

9. Rocket propulsion operates on the conservation of what?

A.Mass

B.Heat

C.Energy only

D.Linear momentum

10. Walking without slipping is enabled by which force?

A.Static friction

B.Gravity

C.Tension

D.Magnetism

11. What is the SI unit of electric charge?

A.Ampere

B.Coulomb

C.Volt

D.Ohm

12. What is the SI unit of pressure?

A.Pascal

B.Watt

C.Joule

D.Newton

13. What is the SI unit of electric current?

A.Coulomb

B.Ampere

C.Tesla

D.Ohm

14. What is the SI unit of Heat, Work and Energy?

A.Kelvin

B.Watt

C.Joule

D.Pascal

15. What is the unit of magnetic flux?

A.Tesla

B.Henry

C.Weber

D.Volt

16. What is the SI unit of thermodynamic temperature?

A.Kelvin

B.Joule

C.Celsius

D.Fahrenheit

17. Electrical resistance is measured in which unit?

A.Watt

B.Ampere

C.Volt

D.Ohm

18. What is the unit of electric power?

A.Joule

B.Pascal

C.Watt

D.Newton

19. One horsepower is equal to how many watts?

A.1000 Watts

B.746 Watts

C.550 Watts

D.500 Watts

20. If velocity is doubled, kinetic energy becomes?

A.Four times

B.Two times

C.Eight times

D.Half

21. Which instrument measures very high temperatures without contact?

A.Barometer

B.Thermometer

C.Pyrometer

D.Hygrometer

22. Which instrument measures wind speed?

A.Odometer

B.Anemometer

C.Altimeter

D.Lactometer

23. Which instrument measures atmospheric pressure?

A.Manometer

B.Hygrometer

C.Ammeter

D.Barometer

24. Which instrument is used to measure gas pressure?

A.Altimeter

B.Barometer

C.Manometer

D.Calorimeter

25. Which instrument measures electric current?

A.Ammeter

B.Voltmeter

C.Ohmmeter

D.Galvanometer

26. Which instrument measures altitude in aircraft?

A.Altimeter

B.Anemometer

C.Hygrometer

D.Barometer

27. Which instrument measures the specific gravity of milk?

A.Lactometer

B.Hydrometer

C.Hygrometer

D.Calorimeter

28. Which instrument measures relative humidity?

A.Altimeter

B.Hygrometer

C.Lactometer

D.Barometer

29. Which instrument records earthquake intensity?

A.ECG

B.Odometer

C.Crescograph

D.Seismograph

30. Which instrument measures heat transfer?

A.Barometer

B.Calorimeter

C.Manometer

D.Ammeter

31. Which instrument measures intraocular pressure of the eye?

A.Tonometer

B.Odometer

C.Hygrometer

D.Lactometer

32. Which instrument records the distance traveled by a vehicle?

A.Ammeter

B.Odometer

C.Altimeter

D.Speedometer

33. Which instrument records plant growth?

A.Crescograph

B.Barometer

C.Calorimeter

D.Seismograph

34. Which instrument records heart activity?

A.Electrocardiograph

B.Hygrometer

C.Seismograph

D.Odometer

35. Which instrument separates and identifies isotopes?

A.Mass Spectrograph

B.Calorimeter

C.ECG

D.Barometer

36. Who invented the steam engine?

A.George Cayley

B.James Watt

C.Michael Faraday

D.John Napier

37. Who invented the electric battery?

A.Chadwick

B.Faraday

C.Alessandro Volta

D.James Watt

38. Who invented the glider?

A.Einstein

B.James Watt

C.Wright Brothers

D.Sir George Cayley

39. Who invented the compound microscope?

A.Anton van Leeuwenhoek

B.Newton

C.Faraday

D.Galileo

40. Who devised mathematical logarithms?

A.Isaac Newton

B.Albert Einstein

C.Michael Faraday

D.John Napier

41. Sound waves are what type of waves?

A.Stationary waves

B.Longitudinal mechanical waves

C.Electromagnetic waves

D.Transverse waves

42. Sound waves cannot travel through what?

A.Steel

B.Vacuum

C.Air

D.Water

43. The speed of sound is maximum in which medium?

A.Gases

B.Solids

C.Vacuum

D.Liquids

44. Wavelength is the distance between what?

A.Two echoes

B.Two lenses

C.Consecutive wave peaks

D.Two mirrors

45. Infrasonic waves have frequencies below?

A.2000 Hz

B.20 Hz

C.20000 Hz

D.200 Hz

46. The audible range of human hearing is?

A.10 Hz–1000 Hz

B.100 Hz–10,000 Hz

C.50 Hz–15,000 Hz

D.20 Hz–20,000 Hz

47. Ultrasonic waves have frequencies greater than?

A.20 Hz

B.20,000 Hz

C.200 Hz

D.2,000 Hz

48. Bats navigate in darkness using which waves?

A.Radio waves

B.X-rays

C.Infrared waves

D.Ultrasonic waves

49. A wave transfers what without transporting mass?

A.Volume

B.Density

C.Energy

D.Matter

50. A distinct echo can be heard when the reflecting surface is at least how far away?

A.25 meters

B.10 meters

C.17 meters

D.5 meters

Leave a Reply Cancel reply