Scientific Instruments

  • Altimeter–An instrument used for measuring altitudes in aircraft.

  • Ammeter–An instrument for measuring electric currents in amperes.

  • Anemometer–An instrument for measuring the force and velocity of wind.

  • Audiometer–An instrument for measuring the intensity of sound.

  • Audiophone–An instrument for improving imperfect sense of hearing.

  • Barometer–An apparatus used for measuring the atmospheric pressure.

  • Calorimeter–An instrument used for measuring quantities of heat.

  • Carburettor–An apparatus used in an internal combustion engine for charging air with petrol vapour.

  • Cardiograph–A medical instrument for tracing heart movements.

  • Chronometer–An instrument kept on board ships for measuring accurate time.

  • Crescograph–It is used for measuring growth in plants.

  • Dynamo–The origin of electricity in a dynamo is the transformation of mechanical energy into electrical energy.

  • Galvanometer–An instrument for measuring electric currents of small magnitude.

  • Hydrometer–An instrument used for measuring the specific gravity of liquids.

  • Hydrophone–An instrument for recording sound under water.

  • Hygrometer–An instrument for measuring humidity in air.

  • Lactometer–An Instrument for measuring the relative density of milk.

  • Manometer–An instrument for measuring the pressure of a gases.

  • Mariner's compass–An apparatus used by sailors to know the direction. The needle always points north-south.

  • Microphone–An instrument used for converting sound waves into electrical vibrations and to magnify the sound.

  • Microscope–An instrument used for magnifying minute objects by a lens system.

  • Odometer–An instrument by which the distance covered by wheeled vehicles is measured.

  • Phonograph–An instrument for reproducing sound.

  • Photometer–It is an instrument for measuring the intensity of light; a device for comparing the luminous intensity of sources of light.

  • Polarimeter–An instrument used for measuring optical activity.

  • Pyrometer–An instrument for recording high temperatures from a great distance.

  • Radar–It is an abbreviated form of Radio, Angle, Direction and Range. It is used for detecting the direction and range of an approaching plane by means of radio microwaves.

  • Rain Gauge–An apparatus for recording rainfall at a particular place.

  • Radiometer–An instrument for measuring the emission of radiant energy.

  • Refractometer–An instrument to measure refractive indexes.

  • Seismometer or Seismograph–An instrument for recording earthquake shocks.

  • Sextant–An instrument used for measuring the altitude of the sun and other heavenly bodies.

  • Spectrometer–An instrument for measuring the energy distribution of a particular type of radiation.

  • Speedometer–An instrument which indicates the speed at which a vehicle is moving.

  • Spherometer–An instrument for measuring curvature of surfaces.


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