atricle 2

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GENERAL SCIENCE | SCIENTIFIC INSTRUMENTS

  1. Accumulator : Electrical energy is stored
  2. Altimeter : Used in aircraft for measuring altitudes
  3. Ammeter : Measuring the electrical current in amperes
  4. Anemometer : Measuring the strength of winds
  5. Audiometer : Measuring intensity of wind
  6. Barometer : Measuring atmospheric pressure
  7. Binocular : An optical instrument designed for magnified view of distant objects by both eyes simultaneously
  8. Cardiogram : For recording the heart movements
  9. Calorimeter : Measuring of quantities of heat
  10. Chronometer : A clock that keeps very accurate time as the one that is used to determine longitude at sea.
  11. Clinical Thermometer : A thermometer for measuring the temperature of human body.
  12. Colorimeter : An instrument for comparing intensities of colour.
  13. Commutator : An instrument to change or remove the direction of an electric current, in dynamo used to convert alternating current into direct current.
  14. Computer : A technical device designed to find instantaneous solutions of huge complex calculations based on the information already fed.
  15. Crescograph : For recording the growth of plants
  16. Cyclotron : Studying the properties of atoms by smashing them
  17. Drinker's Apparatus : To help breathing in infantile paralysis
  18. Dynamo : A device for converting mechanical energy into electrical energy
  19. Dynamometer : An instrument for measuring the electrical power.
  20. E.C.G. : Device to diagnose heart disfunctioning
  21. E.E.G. : To diagnose disorder in the human brain

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  1. Electroscope : An instrument for detecting the presence of electric charge.
  2. Eudiometer : Measuring volume changes in chemical reaction between gases
  3. Fathometer : Measuring depth of the ocean
  4. Galvanometer : For detecting and measuring electric current
  5. Geiger Muller Counter (GM Counter) : An instrument for detecting and counting atomic particles and radiations
  6. Hydrometer: For determining the specific gravity of liquids
  7. Hygrometer: For measuring the amount of water vapours
  8. Iron Lung : For artificial respiration Lactometer : For determining the purity of milk
  9. Manometer : To measure gas pressure
  10. Micrometer : For accurately measuring small distance or angles
  11. Microscope : An instrument for magnified view of very small objects.
  12. Odometer : The distance covered by a wheeled vehicle is recorded
  13. Oscillograph : For recording electrical or mechanical vibrations
  14. Periscope : It is used in submarine to survey the ships etc., on the sea while the submarine is under water
  15. Phonograph : For reproducing sound
  16. Photometer : An instrument for comparing the luminous intensity of the sources of light
  17. Plantimeter : A mechanical integrating instrument to measure area of a plane surface.
  18. Pyrometer : For measuring high temperature from a distance
  19. Pyknometer : An instrument used to measure the density and coefficient of expansion of a liquid
  20. Quadrant : An instrument for measuring altitudes and angles in navigation and astronomy
  21. Quartz Clock : A highly accurate clock used in astronomical observations and other precision work


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  1. Radar : Radio, angle, detection and range is used to detect the direction and range of an approaching aeroplane by means of radio micro waves
  2. Radiometer : An instrument for measuring the emission of radiant energy
  3. Radio Micrometer : An instrument for measuring heat radiations
  4. Rain Guage : An instrument for measuring rainfall
  5. Rectifier : An instrument used for the conversion of AC into DC.
  6. Refractometer : An instrument used to measure the refractive index of a substance
  7. Resistance Thermometer : Used for determining the electrical resistance of conductors
  8. Salinometer : A type of hydrometer used to determine the concentration of salt solutions by measuring their densities
  9. Seismometer (Seismograph) : An Apparatus for measuring and recording earthquake shock
  10. Sextant : For guiding ships or surveying land.
  11. Spectroscope: An instrument used for spectrum analysis
  12. Speedometer : It registers the speed at which the vehicle is moving
  13. Spherometer : For measuring curvature of surfaces
  14. Sphygmomanometer : An instrument used to detect blood pressure in a human body. It is also called B.P.Apparatus

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  1. Sphygmophone : Instrument with the help of which, a pulse beat makes a sound
  2. Spring Balance : Useful for measuring weight
  3. Stethoscope : To hear and analyse movements of heart and lungs
  4. Stop Watch : Recording small intervals of time in the races
  5. Stroboscope : An instrument used for viewing the objects moving rapidly with a periodic motion and to see them as if they were at rest.
  6. Tachometer : For measuring speed of aeroplanes and motor boats Tangent
  7. Galvanometer : An instrument for measuring the strength of direct current.
  8. Telemeter : For recording physical events happening at a distance
  9. Teleprinter : A machine which records automatically messages received on telephone wires
  10. Telescope : For viewing distant objects
  11. Television (T.V.) : For transmitting the visible moving images by means of wireless waves.
  12. Theodolite : Measuring distances on the surface of the earth
  13. Thermometer : For recording temperature of a human body
  14. Thermocouple : Measuring temperature
  15. Thermostat : Automatically controlling the temperature to a particular degree
  16. Transformer : To convert high voltage to low and vice versa
  17. Transistor : A small device which may be used to amplify currents and perform other functions usually performed by a thermionic valve
  18. Vernier : An adjustable scale for measuring small sub divisions of scale
  19. Viscometer : For measuring viscosity
  20. Voltmeter : To measure potential difference between two points
  21. ZETA : Zero Energy Thermometer Assembly for developing thermonuclear Assembly.

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