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Altimeter
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Measures altitude (Used In Aircraft )
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Ammeter
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Measures strength of electric current
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Anemometer
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Measures force and velocity of Wind and directions.
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Audiometer
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Measures Intensity of Sound
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Barograph
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Continuous recording of atmospheric pressure
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Barometer
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Measures atmospheric pressure
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Binoculars
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To view distant objects
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Bolometer
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To measure heat Radiation
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Callipers
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Measures inner and outer diameter of bodies
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Calorimeter
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Measures quantities of heat
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Cardiogram
(ECG )
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Traces movement of heat; recorded on a Cadiogram
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Cathetometer
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Determines heights, measurement of levels, etc. In scientific experiments
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Chronometer
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Determine longitude of a vessel at sea
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Colorimeter
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Compares Intensity of colours
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Commutator
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To change / reverse the direction of electric current. Also used to convert AC into DC
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Cryometer
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It is a type of thermometer used to measure very low temperatures usually close to 0 C
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Cyclotron
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A charged particle accelerator which can accelerate charged particles to high energies
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Dilatometer
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Measures changes in volume of substances
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Dyanamo
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Converts mechanical energy into electrical energy
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Dynamometer
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Measures electrical power
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Electro Encephalo
Grameg (EEG )
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Measures and records electrical activity of brain
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Electrometer
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It measures very small but potential difference in electric currents
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Electroscope
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Detects presence of an electric charge
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Electromicroscope
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It is used to obtain a magnifying view of very small objects capable of magnifying up to 20,000 times
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Endoscope
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To examine internal parts of the body
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Fathometer
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Measures depth of the ocean
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Fluxmeter
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Measures magnetic flux
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Galvanometer
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Measures electric current
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Hydrometer
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Measures the relative density of liquids
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