Scientific Instruments And Their Uses
| SCIENTIFIC INSTRUMENTS AND THEIR USES | |
| INSTRUMENT | USE |
| Actinometer | A device that measures the intensity of radition.s |
| Altimeter | A special type of aneroid barometer, used in measuring altitudes. |
| Ammeter | An instrument to measure the strength of an electric current. |
| Anemometer | An instrument to measure the velocity and direction of the wind. |
| Aspirator | An apparatus for removing liquids from a body cavity. |
| Atmometer | A device that measures the rate of evaporation |
| Audiometer | An instrument to measure difference in hearing |
| Barometer | An instrument used for measuring atmospheric pressure |
| Bathometer | A device that measures the depth of water in the sea |
| Beckmenthermometer | A device that measures the slight change in temperature |
| Binocular | An optical instrument designed for magnified view of distant objects by both eyes simultaneously. |
| Callipers | A device that measures the diameters of wire, tube or rod. |
| Calorimeter | An instrument for measuring quantities of heat |
| Cathetometer | A device that measures the distance between fluid levels in vertical tubes. |
| CAT scanner | An instrument that creates a three-dimentional image of body tissues by x-ray recordings. |
| Chronometer | A clock that keeps very accurate time as the one that is used to determine longitude at sea. |
| Clinical Thermometer | A thermometer for measuring the temperature of human body. |
| Ciinometer | A device that measures the angle of an incline. |
| Colorimeter | An instrument for comparing intensities of colour |
| Commutator | An instrument to change or reverse the direction of an electric current. In dynamo it is used to convert alternating current into direct current. |
| Computer | A technical device designed to find instantaneous solutions o huge and complex calculations based on the information already fed. |
| Cryometer | A device that measures the very low temperature |
| cyclometer
densimeter |
A device dthat measures the distance stravelled by awheel
A device that measures the density |
| Dilatometer | . A device that measures the volume expansion of liquid due to temperature. |
| Dynamo | A device for converting mechanical energy into electrical energy |
| Dynamometer | An instrument for measuring the electrical power. |
| Ecraseur | An instrument for removing tumours by tightening a wire loop. |
| Electrometer | A device that measures the potential difference and charge |
| Electroscope | An instrument for detecting the presence of electric charge |
| Endoscope | An instrument forexaming hollow organs such as the bowel. |
| Galvanometer | An instrument for measuring electric current |
| Gaussmeter | A device that measures the magnetic flux, density. |
| Geiger counter | A device that measures the radiation. |
| Goniometer | A device that measures the angles, as crystals. |
| Gravimeter | A device that measures the gravitational fields. |
| Hydrometer | An instrument for measuring the relative density of liquids. |
| Hygroscope | An instrument to show the changes in atmospheric humidity. |
| Hypsometer | A device that measures the elevation of land. |
| Lactometer | An instrument for measuring the relative density of milk. |
| Machmeter | A device that measures the speeds at and beyond the speed of sound. |
| Manometer | An instrument for measure the pressure of gases. |
| Mariner’s Compass | An apparatus for determining direction, graduated to indicate 32 directions. The “N” point on the dial indicates north pole and the “S” point, south pole. |
| Micrometer | An instrument used for accurately measuring small distances or angels. |
| Microscope | An instrument for magnified view of very small objects. |
| Optometer | An instrument that detects the refraction of eye. |
| Otoscope | An instrument for examining the eardrum |
| Periscope | An apparatus for viewing objects lying above the eye level of the observer and whose direct vision is obstructed |
| Photometer | An instrument for comparing the luminous intensity of the source of light. |
| Piezometer | An instrument for measuring high pressure, compressibility. |
| Planimeter | An instrument for measuring the sureface area of plane figure |
| Plantimeter | A mechanical integrating instrument to measure area of plane suface. |
| Pluviometer | An instrument for measuring rainfall |
| Pyknometer | An instrument used to measure the density and coefficient of expansion of a liquid |
| Pyrheliometer | An instrument used to measuring solar radiations. |
| Pyrometer | Thermometer to measure high termperature |
| Quadrant | An instrument for measuring altitudes and angles in navigation and astronomy |
| Quartz clock | A highly accurate clock used in astronomical observations and other precision work. |
| Radio Micrometer | An instrument for measuring heat radiations |
| Rain Gauge | An instrument for measuring rain fall |
| Refractometer | An instrument used to measure the refractive index of a substance. |
| Resistance Thermometer | Used for determining the electrical resistance of conductors. |
| Salinometer | A type of hydrometer used to determine the concentration of salt solutions by measuring their densities. |
| Seismograph | An instrument used for recording the intensity and origin of earthquake shocks. |
| Sextant | An instrument used for measurement pt angular distances between two objects. |
| Spectroscope | An instrument used for spectrum analysis. |
| Spectrometer | A type of spectroscope so calibrated as to make it suitable for the precise measurement of refractive indices |
| Spherometer | An instrument used for accurately measuring the curvature of spherical objects. |
| Spring Balance | An instrument used to measure the weight of a body. It is preferred when quick but approximate determinations are to be carried out. |
| Spygmomanometer | An apparatus for measuring blood pressure. |
| Spygmometer
Stereoscope |
An apparatus for measuring strength of the pulse
An optical device to see two dimentional pictures as having depth and solidity. |
| Stethoscope | A medical instrument for hearing and analyzing the sound of heart and lungs. |
| Stroboscope | An instrument used for viewing the objects moving rapidly with a periodic motion and to see them as if they were at rest. |
| Tangent galvanometer | An instrument for measuring the strength of direct current. |
| Telemeter | An apparatus for recording physical events happening at a distance. |
| Teleprinter | A communication medium for automatic sending, receving and printing of telegraphic messages from distant places. |
| telescope | An instrument for viewing distant objects are magnified |
| Television | An instrument used for transmitting the visible moving images by means of wireless waves. |
| Tenaculum | An instrument for lifting and holding blood vessels. |
| Trephine | An instrument for removing discs of bone from the skull |
| Thermometer | An instrument to measure temperature |
| Thermoscope | An instrument used for measuring the temperature changes of the substance by nothing the corresponding change in volume. |
| Thermostat | An automatic device for regulating constant temperatures. |
| Transistor | A small device which may be used to amplify current and perform other functions usually performed by a thermionic valve. |
| Variometer | A device for measuring the rate of climb of descent of an aircraft. |
| Vernier | An adjustable scale for measuring small sub division of scale. |
| Vinometer | A device for measuring alcohol content of wine |
| Viscometer | An instrument for measuring the viscosity, i.e the property of resistance of a fluid to relative motion within itself. |
| voltmeter | An instrument to measure potential difference between two points |
| Xyster | A device for scraping bones |
| zymometer | An instrument for measuring degree of fermentsation |
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