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.