General Knowledge on Science : Uses of Important Scientific Instruments
Ammeter: It measures the strength of electric current.
Audiometer: It measures the intensity of sound.
Audiophone: It is used for improving imperfect sense of hearing.
Altimeter: It measures altitudes and used in aircrafts.
Anemometer: It measures force and velocity of wind.
Barograph: It is used for continuous recording of atmosphere pressure.
Barometer: It measures atmospheric pressure.
Binocular: It is used to view distant objects.
Bolometer: It measures heat radiation.
Calorimeter: It measure quantity of heat.
Carburettor: It is used an internal combustion for charging air with petrol vapour.
Cardiogram: It traces movements of the heart, recorded on a cardiograph.
Chronometer: It determines longitude of a place kept on board ship.
Cinematography: It is an instrument used in cinema making to throw on screen and enlarged image of photograph.
Crescograph: It measures the growth of plants.
Cyclotron: A charged particle accelerator which can accelerate charged particles to high energies.
Dynamo: It converts mechanical energy into electrical energy.
Dynamometer: It measures electrical power.
Electrometer: It measures electricity.
Electroscope: It detects presence of an electrical charge.
Endoscope: It examines internal parts of the body.
Eudiometer: A glass tube for measuring volume changes in chemical reactions between gasses.
Fathometer: It measures the depth of ocean.
Galvanometer: It measures the electric current of low magnitude.
Hydrometer: It measures the specific gravity of liquids.
Hydrometer: It measures humidity in air.
Kymograph: It graphically records physiological movements(blood pressure and heart beat).
Lactometer: It determines the purity of milk.
Manometer: It measures the pressure of gasses.
Mariner’s Compass: It is an instruments used by the sailors to determine the direction.
Microphone: It converts the sound waves into electrical vibrations and to magnify the sounds.
Microscope: It is used to obtain magnified view of small objects.
Odeometer: An instrument by which the distance covered by wheeled vehicles is measured.
Phonograph: An instrument for producing sound.
Photometer: The instruments compares the luminous intensity of the source of light.
Periscope: It is used to view objects above sea level.
Potentiometer: It is used for comparing electromotive force cells.
Pyrometer: It measures very high temperature.
Radar: 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: It measures the emission of radiant energy.
Refractometer: It measures refractive index.
Saccharimeter: It measures the amount of sugar in the solution.
Seismograph: It measures the intensity of earthquake shocks.
Salinometer: It determines the salinity of solution.
Stethoscope: An instruments which are used by the doctors to hear and analyze heart and lung sounds.
Thermometer: This is used for the measurement of temperature.
Thermostat: It regulates the temperature at a particular point.
Viscometer: It measures the viscosity of liquids.
Voltmeter: It measures the electric potential between two points.