List of Scientific Instrument and Their Uses

Scientific Instruments and Their uses

Name of Instrument	Use
Altimeter	An instrument used in aircraft for measuring altitudes
Ammeter	Measures electric current
Anemo meter	Used to measure the speed, direction and pressure of wind
Audio meter	Measures intensity of Sounds
Barograph	Continuous recover ding of atmospheric pressure
Barometer	Measure atmospheric pressure and conditions
Binoculars	An optical instrument used for magnified views of distant objects
Bolo meter	Measures infra-red (Heat) radiation.
Calipers	Measures diameter of thin cylinder /wire
Calorimeter	Measures quantity of heat
Carburetor	Used for charging air with petrol vapour  in an internal combustion  engine.
Cardiogram (ECG)	Traces movements of the heart, recovered on a cardiograph
Catheto meter	Determines heights & levels
Chronometer	Determines longitude of a vessel at sea.
Cinematograph	Used for projecting pictures on the screen
Commutator	Used in generator to reverse the direction of electric current
Cresco graph	Used for measuring growth in plants
Cryo meter	Measurement of low temperature
Cyclotron	Used for accelerating charged particles in microwave oscillator
Dilato meter	Measures change in volume of substances
Dynamometer	Converts mechanical energy into electrical energy
Electrometer	Measures very small potential difference in electric circuits
Electron microscope	Used to obtain a magnifying view of very small objects (20,000 times )
Electroscope	Detects presence of an electric charge
Endoscope	To examine internal parts of the body
Fatho meter	Measures depth of the ocean
Flux meter	Measure magnetic flux
Galvanometer	Measures electric current
Gramophone	Used to reproducing recorded sound
Hydro meter	Used measure the moisture content or the humidity of air or  any gas
Hydro phone	Measure sound under the water
Hydrometer	Measure the relative density of liquids
Hygroscope	Show the change in atmospheric humidity
Hypso meter	Determines boiling point of liquids
Lacto meter	Measures purity of milk
Mach meter	Determine the speed of an aircraft compare to the speed of sound
Manometer	Compares magnetic  movements, magnetic fields and  atmospheric pressure
Micro meter	Converts sound wave into electrical vibrations
Microphone	Converts sound wave into electrical signals
Microscope	Used to obtain a magnified view of small objects
Nepheto meter	Measures  the scattering of light by particles suspended in a liquid
Odometer	An instrument attached to the wheel of a vehicle , to measures the distance travel.
Ohm meter	Measure electrical resistance of objects
Ondo meter	Measures the frequency of electromagnetic waves (radio waves)
Opto meter	Used for the testing the refractive power of the eye
Otoscope	Used for visual exemption of the ear drum
Periscope	Used to view objects above sea level (used in submarine )
Phonograph	Used for reproducing sound
Photometer	Compares the luminous intensity of the two sources of light
Polygraph	Used as lie detector
Pyrhelio meter	Used for measuring solar radiation
Pyrometer	Measures very high temperature
Quadrant	Measures altitudes and angles in navigation astronomy
Radar	For detecting the presence direction distance & speed of aircrafts and ships
Rain gauge	Measure rain fall
Refract meter	Measures a refracting index of a substance
Refract meter (Salino meter)	Measures salinity solutions
Seismograph	Used for recording the intensity and origin of earthquakes shocks
Sextant	Used for measuring angular distance between two objects or used to measure the height of very distant objects
Spectroscope	Used for spectrum analysis
Speedometer	An instruments used for measuring speed of the vehicle
Sphero meter	Measure curvature of spherical objects
Sphygmomanometer	Measures blood pressure
Stethoscope	Used for hearing and analysis the sound of heart
Tachometer	To determine speed , especially the rotational speed of a shaft (rpm)
Tangent galvanometer	Measure the amount of direct current
Telemeter	Records physical happening at a distant place (space)
Telescope	Used for magnified view of distant object
Thermostat	Measures temperature
Thermostat	Automatically regulates temperature at constant point
Tono meter	Measure the pitch of a sound
Transformer	Used to change the voltage level without change in frequency
Venturi meter	Measures the rate of flow of liquids
Vernier	To measures small subdivision of scale
Viscometer	To measure the viscosity of liquids
Voltmeter	Measures electric potential difference between two points
Wattmeter	To measure electric power
Wave meter	To measure the wave length of a radio wave (high frequency wave)

See also:

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» List of Banks their Taglines and Headquarters

»   Important Articles of Indian Constitution

» Central Banks of Major Countries

» Major Airlines in the World

» Towns and Cities on River Banks in India

»Traditional Folk Dances