Most Famous Scientific Instruments and their Usage

Scientific Instrument is a tool used for scientific reason and area. Its instrument measures something such as position, temperature, pressure, direction and speed etc. Scientific Instrument is very useful day by day. All competitive examinations Railway, UPPSC, MPPSC, SSC and Bank asked one or two question related to scientific instrument. Here list of Most Famous Scientific Instruments and their Usage.

Scientific Instruments and their Usage

S.No.	Instrument Name	Use
1	Altimeter	An instrument used in aircrafts for measuring altitudes.
2	Ammeter	An instrument used to measures strength of eclectic current.
3	Anemometer	An instrument used to measures force and velocity of wind and directions.
4	Audiometer	An instrument to measures intensity of sound.
5	Barograph	An instrument used to measures continuous recording of atmospheric pressure.
6	Barometer	An instrument used to measures atmospheric pressure and conditions
7	Binoculars	An instrument used to view distant objects.
8	Bolometer	An instrument to measure heat radiation.
9	Calipers	An instrument used to measures inner and outer diameter of bodies (wire, cylinder).
10	Calorimeter	An instrument used to measures quantities of heat.
11	Cardiogram(ECG)	An instrument traces movements of the heat, recorded on a Cardiograph.
12	Cathetometer	An instrument used to determines heights, measurement of levels etc
13	Chronometer	An instrument used to determines longitude of a vessel at sea.
14	Colorimeter	An instrument used to compares intensity of colors.
15	Commutator	An instrument used to generators to reverse the direction of electric current.
16	Cryometer	An instrument used to measure very low temperatures ,usually close to 0⁰C
17	Cyclotron	An instrument used to accelerating charge particles to high energies.
18	Dilatometer	An instrument used to measures in volume of substance.
19	Dynamo	An instrument used to convert mechanical energy into electrical energy.
20	Electroencephalograph (EEC)	An instrument used to records and interprets the electrical waves of the brain.
21	Electrometer	An instrument used to measures very small but potential difference in electric currents.
22	Electroscope	An instrument used to detects presence of an electric charge.
23	Electron microscope	An instrument used to obtain a magnifying view of very small objects capable of magnifying up to 20,000 times.
24	Endoscope	An instrument used to examine internal parts of body.
25	Fathometer	An instrument used to measure depth of ocean.
26	Flux meter	An instrument used to measure magnetic flux.
27	Galvanometer	An instrument used to measure electric current.
28	Hydrometer	An instrument used to measure the relative density of liquids.
29	Hygrometer	An instrument used to measure level of humidity.
30	Hydrophone	An instrument used to measure sound under water.
31	Hygroscope	An instrument used to shows the change in atmospheric humidity.
32	Hypsometer	An instrument used to determine boiling point of liquids.
33	Kymograph	An instrument used to graphically records physiological movement.
34	Lactometer	An instrument used to measure the relative density of milk to determine purity.
35	Mach meter	An instrument used to determine the speed of aircraft in terms of the speed of sound.
36	Magnetometer	An instrument used to compares magnetic movements and fields.
37	Manometer	An instrument used to measures the pressure of gases.
38	Micrometer	An instrument used to converts sound waves into electric vibrations.
39	Microphone	An instrument used to measure distance / angles.
40	Microscope	An instrument used to obtain a magnified view of small objects.
41	Nephetometer	An instrument used to measure the scattering of light by particles suspended in a liquid.
42	Odometer	An instrument attached to the wheel of a vehicle, to measure the distance travelled.
43	Ohmmeter	An instrument used to measure electrical resistance in ohms.
45	Ondometer	An instrument used to measure the frequency of electromagnetic waves(radio wave)
46	Periscope	An instrument used to view objects above sea level(used in submarines)
47	Photometer	An instrument used to compares he luminous intensity of the source of light.
48	Polygraph	An instrument used to simultaneously records changed in Physiological processes such as heartbeat, blood pressure and respiration, used as a lie detector.
49	Pyrheliometer	An instrument used to measure components of radiation.
50	Pyrometer	An instrument used to measure very high temperature.
51	Quadrant	An instrument used to measure altitudes and angles in navigation and astronomy.
52	Rader	An instrument used to detect direction and range of an approaching aeroplane by means of radio waves,(Radio, Angle, Detection and Rang)
53	Rain Gauge	An instrument used to measure rainfall.
54	Radio Micrometer	An instrument used to measure heat radiation.
55	Refractometer	An instrument used to measure refractive indices
56	Salinometer	An instrument used to determines salinity of solutions.
57	Sextant	An instrument used to measure angular distance between two objects.
58	Seismograph	An instrument used to recording the intensity and origin of earthquakes shocks.
59	Spectroscope	An instrument used to observe or record spectra.
60	Speedometer	An instrument used to measure speed of vehicle.
61	Sherometer	An instrument used to measure curvature of spherical objects.
62	Sphygmometer	An instrument used to measure blood pressure.
63	Stereoscope	An instrument used to view two-dimensional pictures.
64	Stethoscope	An instrument used by doctors to hear and analyze heart and lung sounds.
65	Stroboscope	An instrument used to view rapidly moving objects.
66	Tachometer	An instrument used to determine speed ,especially the rotation speed of a shaft(used in aeroplans and motor-boats)
67	Tangent Galvanometer	An instrument used to measure the strength of direct current
68	Telemeter	An instrument used to records physical happenings at a distant place.
69	Teleprinter	An instrument used to receives and sends typed massage from one place to another.
70	Telescope	An instrument used to view distant object in space
71	Thermometer	An instrument used to measure temperature.
72	Thermostat	An instrument used to regulates temperature at a particular point.
73	Tonometer	An instrument used to measure the pitch of a sound.
74	Transponder	An instrument used to receive a signal and transmit a reply immediately
75	Udometer	An instrument used to rain gauge
76	Ultrasonoscope	An instrument used to measure and use ultrasonic sound(beyond hearing)
77	Venturimeter	An instrument used to measure the rate of flow of liquids
78	Vernier	An instrument used to measure small sub-division of scale.
79	Viscometer	An instrument used to measure the viscosity of liquid.
80	Voltmeter	An instrument used to measure electric potential difference between two points.
81	Wattmeter	An instrument used to measure the power of an electric circuit.
82	Wavemeter	An instrument used to measure the wavelength of a radio-wave.