Scientific Instruments & Apparatus and their Uses

List of some of important Scientific Instruments/Apparatus and their Uses:

Apparatus/Instruments	Uses/Works
Altimeter	Used in aircrafts to measure the altitude above a fixed level.
Ammeter	To measure Electric Current.
Audiometer	Intensity of Sound.
Aria-o Meter	Weight of Air or gas.
Audio Phone	Hearing Aid.
Accumulator	Stores Electricity.
Anemometer	Used to Measure force and velocity of wind.
Air Cooler	Used for cooling the air.
Beaufort Scale	Used to measure wind force.
Barometer	Atmospheric Pressure.
Barograph	Continuous recording of Atmospheric Pressure.
Binocular	To see the distant things.
Bolometer	It measures heat radiation.
Callipers	To measure the inside and outside diameter of bodies.
Chronometer	Timing of Ship.
Cinematography	Used to accelerate charged particles to high energies.
Calorie Meter	Quantity of Heat.
Cyclotron	To Invigorate the charged particles.
Cinematograph	To enlarge small films cylindrical things.
Cognograph	To measure the palpation of heart & lungs.
Cardiogram	Palpitation of Heart.
Cardiograph	Tracing heart movements.
Cresco graph	Minute Growth of plant.
Cryzenic	Communication Satellite (Helpful in Communication).
Carburettor	Used in I.C Engine to charge air with fuel vapour.
Cyclotron	It is an apparatus for smashing atoms.
Computers	Data processing machine.
Dictaphone	A trade name for a tape recorder.
Density Meter	To measure Density, Specific Gravity, Concentration.
Dynamometer	To measure Electricity produced by Dynamo.
Dynamo	Device to convert mechanical energy to electrical energy.
Electric Motor	Machine for electricity as a motive power.
Epidiascope	Used for Projecting films and images of opaque articles on a screen.
Electro-meter	To measure electricity.
Electroscope	It detects presence of an electric charge.
Endoscope	It examines internal parts of the body.
Eudiometer	Measure volume changes in chemical reactions between gases
Electric Bulb	Transforms electric energy into light energy.
Fathometer	Depth of ocean.
Gramophone	A machine for producing recorded sound.
Gyroscope	To measure the speed of a moving (Rotating) thing.
Gravimeter	Presence of oil on the surface of water.
Galvanometer	Speed and direction of Electric current.
Heart-Lungs Machine	Helps in heart lungs operation.
Hydrometer	Measures Relative density or specific gravity of liquid.
Hygrometer	Measures humidity in air.
Hypsometer	To measure Height or altitude (e.g. Building height).
Kymograph	Graphically records physiological movements (B.P & Heart beat).
Lightning Conductor	Saves buildings from lightning.
Loud speaker	To change electric waves into sound waves.
Lactometer	Determines the Purity of milk.
Magneto	A part of motor that converts mechanical into electrical energy.
Manometer	Measures the pressure of gases.
Micrometer	To measure the micro things.
Microtome	Used to obtain magnified view of small objects.
Microscope	Used to see objects that are too small.
Microphone	Convert sound wave into electrical vibrations & Magnify the sound.
Mariner’s Compass	Used by Sailors to determine the direction.
Pyrometer	Used to measure very high temperature.
Phonograph	An instrument used for reproducing sound.
Photometer	To measure the intensity of light.
Periscope	To see the other side of the obstacle.
Potentiometer	Used for comparing electromotive force of cells.
Radiometer	Measures the emission of radiant energy.
Refrigerant	To keep the heat constant.
Rocket	Space craft.
Radiator	To keep engine cool.
Rain Gauge	Measurement of rain.
Radar	Detecting Location and range of an approaching Aeroplane.
Refract Meter	It measures refractive index.
Saccharimeter	To find out the quantity of Sugar in any solution.
Salinometer	It determines salinity of solution.
Spectrometer	Measures the energy distribution of a particular type of radiation
Speedometer	Placed in a vehicle to record its speed.
Sphygmomanometer	It measures blood pressure.
Spherometer	Used to measure curvatures of surfaces.
Stereoscope	Used to view two dimensional pictures.
satellite	Artificial Planet for specific study of an area.
Sigma-Scope	Instrument to measure electrical conductivity.
Sextant	Used to measure the angle between any two visible object.
Stethoscope	Used to analyze the Heart and lung sounds & Throbbing of Heart.
Stroboscope	Used to view rapidly moving objects.
Seismograph	To measure the earth quakes.
Stop Watch	Measure short time.
Screw Gauge	Diameter of fine wires.
Semaphore	System of signaling between two places, generally ships.
Telephone	Communication device between persons at two different places.
Telstar	A space communication satellite.
Transformer	Regulates the current.
Transistor	Revering and broadcasting the sound.
Telex	Direct communication between two countries.
Telestat	Broadcasting on television.
Tachometer	Used to measure speed (rpm).
Teleprinter	Receives and sends typed messages from one place to another.
Telescope	Used to view distant objects in space.
Theodolite	To measures horizontal and vertical angles.
Thermometer	Used for the measurement of temperature.
Thermostat	It regulates the temperature at a particular point (automatically).
Telemeter	Used to record physical events happening at a distance.
Thermionic Valve	Used in wireless telegraphy and radio broadcasting.
Television	Transmission of images of moving objects by radio waves.
Viscometer	To measure viscosity of fluid.
Voltmeter	Measures electric potential difference between two points.
Vacuum Cleaner	Dust Clean.
Wireless	Transmits message.
Watt Meter	Used for direct measurement of power in watt of an electric circuit.
Water Meter	Used for measuring gallons of water consumed.