Scientific Instrument & their Use
Important Scientific Instrument & their Uses
| Instrument | Use |
|---|---|
| Manometer: | For determining the pressure of a gas. |
| Micrometer: | An instrument for measuring distance of angles. |
| Microphone | Magnify sounds by converting sound waves into electrical vibrations |
| Microscope: | An optical instrument for producing greatly magnified images of very small objects. |
| Odometer | Used to measure distance covered by wheels of vehicles |
| Periscope: | Optical instrument used in trench warfare and in submarines for enabling an observer to see surrounding objects from a lower level. |
| Phonograph: | Is an instrument used for reproducing sound. |
| Photometer | Is an apparatus used to compare the illuminating power of two sources of light. |
| Pyrometer: | Is an instrument for measuring high temperatures. |
| Radar | An instrument to detect the presence of enemy aircraft, submarine, etc., and also to determine its direction, distance and speed. |
| Rain Gauge | Used for measurement of rainfall at a particular place |
| Radiogram: | A combined radio and gramophone. Refract meter: It is an instrument to measure refractive indices. |
| Radiometer | An instrument for measuring the radiant energy of light and heat. |
| Seismograph | Used to measure intensity of earthquake shocks |
| Sextant: | An instrument for measuring angle. |
| Speedometer: | An instrument which registers the speed of the vehicle |
| Sphygmomanometer | Used to measure Blood Pressure |
| Stereoscope | A binocular optical instrument through which a double Photograph taken from two slightly different angles by two lensed cameras is viewed. |
| Stethoscope: | A doctor's tool to listen to the beat of the heart. |
| Straboscope | Used to view rapidly moving objects |
| Telstar : | It is a space communication satellite developed by Bell for overseas communications. It was launched on July 10, 1962 from Cape Kennedy (U.S.A.). Telstar, in addition to telephone calls, enables television microwave transmissions to be made from and to any country with a receiving and transmitting station. |
| Telemeter: | Is an apparatus for recording physical events happening at a distance. |
| Theodolite : | An instrument for use in land surveying for measuring vertical and horizontal angles. |
| Thermometer: | It is an instrument to measure the temperature. |
| Thermostat: | It is an instrument which controls temperature automatically. It is used in refrigerators, air-conditionsers, geysers etc. |
| Transformer: | It is an electric apparatus which is used to convert high voltage to low and vice versa. |
| Tachometer: | An instrument for measuring the speed of aeroplanes, motors, etc. |
| Telescope: | An instrument designed to view the distant object easily. |
| Teleprinter : | An instrument which prints automatically messages sent from one place to another on telegraph lines. |
| Viscometer: | Is an instrument to measure viscosity. |
| Voltmeter: | It is an instrument to measure the potential difference across two points of an electrical circuit. |
| Voltameter : | It is an apparatus for producing electrolysis in liquids, |
| Wattmeter: | Is an instrument for the direct measurement of power in watt of an electrical circuit |