Scientific Instruments and their uses

Various Scientific Instruments and their uses

Here is the list of some important scientific instruments and their uses.

  1. Altimeter It measures altitudes and is used in aircrafts.
  2. Ammeter It measures strength of electric current (in amperes).
  3. Anemometer It measures force and velocity of wind.
  4. AudioPhone It is used for improving imperfect sense of hearing.
  5. Audiometer It measures intensity of sound.
  6. Barometer It measures atmospheric pressure.
  7. Binocular It is used to view distant objects.
  8. Bolometer It measures heat radiation.
  9. Barograph It is used for continuous recording of atmospheric pressure.
  10. Cinematography It is an instrument used in cinema­making to throw on screen and enlarged image of photograph.
  11. Crescograph It measures the growth in plants.
  12. Cyclotron A charged particle accelerator which can accelerate charged particles to high energies.
  13. Calorimeter It measures quantity of heat.
  14. Carburetor It is used in an internal combustion engine for charging air with petrol vapour.
  15. Cardiogram It traces movements of the heart recorded on a cardiograph.
  16. Chronometer It determines longitude of a place kept onboard ship.
  17. Dynamometer It measures electrical power.
  18. Dynamo It converts mechanical energy into electrical energy.
  19. Endoscope It examines internal parts of the body.
  20. Eudiometer Glass tube for measuring volume changes in chemical reactions between gases.
  21. Electrometer It measures electricity.
  22. Electroscope It detects presence of an electric charge.
  23. Fathometer It measures the depth of the ocean.
  24. Galvanometer It measures the electric current of low magnitude.
  25. Hydrometer It measures the specific gravity of liquids.
  26. Hygrometer It measures humidity in air.
  27. Hydrophone It measures sound under water.
  28. Kymograph It graphically records physiological movements (blood pressure and heartbeat).
  29. Lactometer It determines the purity of milk.
  30. Manometer It measures the pressure of gases.
  31. Mariner’s Compass It is an instrument used by the sailors to determine the direction.
  32. Microphone It converts the sound waves into electrical vibrations and to magnify the sound.
  33. Microscope It is used to obtain magnified view of small objects.
  34. Photometer The instrument compares the luminous intensity of the source of light.
  35. Periscope It is used to view objects above sea level (used in submarines).
  36. Dynamo It converts mechanical energy into electrical energy.
  37. Endoscope It examines internal parts of the body.
  38. Eudiometer Glass tube for measuring volume changes in chemical reactions between gases.
  39. Electrometer It measures electricity.
  40. Electroscope It detects presence of an electric charge.
  41. Fathometer It measures the depth of the ocean.
  42. Galvanometer It measures the electric current of low magnitude.
  43. Hydrometer It measures the specific gravity of liquids.
  44. Hygrometer It measures humidity in air.
  45. Hydrophone It measures sound under water.
  46. Kymograph It graphically records physiological movements (blood pressure and heartbeat).
  47. Lactometer It determines the purity of milk.
  48. Manometer It measures the pressure of gases.
  49. Mariner’s Compass It is an instrument used by the sailors to determine the direction.
  50. Microphone It converts the sound waves into electrical vibrations and to magnify the sound.
  51. Microscope It is used to obtain magnified view of small objects.
  52. Photometer The instrument compares the luminous intensity of the source of light.
  53. Periscope It is used to view objects above sea level (used in submarines).
  54. Potentiometer It is used for comparing electromotive force of cells.
  55. Odometer An instrument by which the distance covered by wheeled vehicles is measured.
  56. Phonograph An instrument for producing sound.
  57. Pyrometer It measures very high temperature.
  58. Radar It is used for detecting the direction and range of an approaching plane by means of radio microwaves.
  59. Rain Gauge An apparatus for recording rainfall at a particular place.
  60. Radiometer It measures the emission of radiant energy.
  61. Refractometer It measures refractive index.
  62. Saccharimeter It measures the amount of sugar in the solution.
  63. Seismograph It measures the intensity of earthquake shocks.
  64. Salinometer It determines salinity of solution.
  65. Speedometer It is an instrument placed in a vehicle to record its speed.
  66. Sphygmomanometer It measures blood pressure.
  67. Spherometer It measures the curvatures of surfaces.
  68. Stereoscope It is used to view two dimensional pictures.
  69. Sextant This is used by navigators to find the latitude of a place by measuring the elevation above the horizon of the sun or another star.
  70. Spectrometer It is an instrument for measuring the energy distribution of a particular type of radiation.
  71. Stethoscope An instrument which is used by the doctors to hear and analyze heart and lung sounds.
  72. Stroboscope It is used to view rapidly moving objects.
  73. Tachometer An instrument used in measuring speeds of aeroplanes and motorboats.
  74. Teleprinter This instrument receives and sends typed messages from one place to another.
  75. Telescope It views distant objects in space.
  76. Theodolite It measures horizontal and vertical angles.
  77. Thermometer This instrument is used for the measurement of temperatures.
  78. Thermostat It regulates the temperature at a particular point.
  79. Viscometer It measures the viscosity of liquids.
  80. Voltmeter It measures the electric potential difference between two points.
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