| List of Scientific Instruments and their Usage | |
| Wavemeter | To measure the wavelength of a radio wave (high frequency waves) |
| Wattmeter | To measure the power of an electric circuit |
| Voltmeter | It measures the electric potential difference between two points. |
| Viscometer | It measures the viscosity of liquids. |
| Vernier | An adjustable scale for measuring small subdivisions of scale |
| Venturimeter | Measures' flow of liquid |
| Udometer | It is used to measure the amount of liquid precipitation over a set period of time. It is also called Rain Gauge. |
| Transponder | To receive a signal and transmit a reply automatically |
| Transmitter | Used for broadcasting radio waves |
| Transistor | A small device which may be used to amplify currents and perform other functions usually performed by a thermionic valve |
| Transformer | An apparatus used for converting high voltage to low and vice-versa without change in its frequency |
| Transducer | It converts sound signals into electrical signals and vice versa |
| Tonometer | Measures pitch of sound |
| Thermostat | It regulates the temperature at a particular point. |
| Thermoscope | is used for measuring the temperature change (approximately) of the substance by noting the corresponding change in volume. |
| Thermometer | This instrument is used for the measurement of temperatures. |
| Theodolite | It measures horizontal and vertical angles. |
| Telstar | is an instrument used for transmitting wireless and television broadcasts across continents via space. |
| Telescope | It views distant objects in space. |
| Teleprinter | This instrument receives and sends typed messages from one place to another. |
| Telemeter | Records physical happenings at a distant place(space) |
| Technometer | Measures speed of rotation |
| Tape Recorder | is an apparatus which records and reproduces sound by using magnetic tapes. |
| Tangent galvanometer | Measure the amount of direct current (DC) |
| Tachometer | An instrument used in measuring speeds of aero planes and motor boats. |
| Stroboscope | It is used to view rapidly moving objects. |
| Stethoscope | An instrument which is used by the doctors to hear and analyse heart and lung sounds. |
| Stereoscope | It is used to view two dimensional pictures. |
| Spring Balance | is used to measure the mass of a body. It is preferred only when quick but approximate determinations are to be carried out. |
| Sphygmomanometer | It measures blood pressure. |
| Spherometer | It measures the curvatures of surfaces. |
| Speedometer | It is an instrument placed in a vehicle to record its speed. |
| Spectroscope | An instrument used for spectrum analysis |
| Spectrometer | It is an instrument for measuring the energy distribution of a particular type of radiation. |
| Sonography (Ultrasound scanning) | To' scan and diagnose conditions in kidneys, liver and the heart (echocardiogram) |
| Siesmograph | Used for recording the intensity and origin of earthquakes shocks. |
| Sextant | This is used by navigators to find the latitude of a place by measuring the elevation above the horizon of the sun or another star. |
| Seismograph | It measures the intensity of earthquake shocks. |
| Salinometer | It determines salinity of solution. |
| Saccharimeter | It measures the amount of sugar in the solution. |
| Rheostat | Adjustable resistor (used in applications that require adjustment of current or varying of resistance). . |
| Resistor | Regulates the flow of electrical current in an electrical circuit. |
| Repeater | is a device that receives signals in one circuit and automatically delivers corresponding signals to one or more circuits. |
| Refractometer | It measures refractive index. |
| Rectifier | An instrument used for the conversion of AC into DC. |
| Rain Gauge | An apparatus for recording rainfall at a particular place. |
| Radiometer | It measures the emission of radiant energy. |
| Radio Micrometer | is an instrument for measuring heat radiations. |
| Radar | Radio, angle, detection and range is used to detect the direction and range of an approaching aeroplane by means of radio micro waves |
| Quartz Clock | A highly accurate clock used in astronomical observations and other precision work |
| Quadrant | Measures altitudes and angles in navigation and astronomy |
| Pyrometers | are thermometers to measure high temperatures. |
| Pyrometer | It measures very high temperature. |
| Pyrheliometer | Used for measuring Solar radiation. |
| Pyranometer | Measures solar radiation |
| Pyknometer | is an instrument used to measure the density and co-efficient of expansion of liquid. |
| Potentiometer | It is used for comparing electromotive force of cells. |
| Polygraph | It simultaneously records changed in physiological processes such as heartbeat, blood pressure & the respiration (used as lie detector) |
| Planimeter | is a mechanical integrating instrument to measure area of a plane surface. |
| Photometer | The instrument compares the luminous intensity of the source of light |
| Phonograph | An instrument for producing sound. |
| Phonogram | A machine used to reproduce sound |
| Periscope | It is used to view objects above sea level (used in sub-marines) |
| Otoscope | Used for visual examination of the eardrum. |
| Oscilloscope | An electric instrument used for the graphical visualization of sound intensities |
| Oscillator | Converts DC in to AC |
| Optometer | Used for testing the refractive power of the eye. |
| Ondometer | Measures the frequency of electromagnetic waves(radio waves) |
| Ohmmeter | To reasure electrical resistance in Ohms |
| Odometer | An instrument by which the distance covered by wheeled vehicles is measured. |
| Nephetometer | Measures the scattering of light by particles suspended in a liquid |
| Mieroscope | is an instrument for magnified view of very small objects. |
| Microscope | It is used to obtain magnified view of small objects. |
| Microphone | It converts the sound waves into electrical vibrations and to magnify the sound. |
| Micrometer | Coverts sound waves into electrical vibration |
| Megaphone | is an instrument for carrying sound to long distances. |
| Mariner's Compass | is an apparatus for determining direction, graduated to indicate 33 directions. The ''N'' poInt on the dial indicates north pole and the "S" point, south pole. |
| Manometer | It measures the pressure of gases. |
| Magnetometer | is an instrument used to compare the magnetic moments and fields. |
| Machmeter | Determines the speed of an aircraft relative to the speed of sound |
| List of Scientific Instruments & Usage | |
| Lactometer | It determines the purity of milk. |
| Kymopph | is an instrument for recording variations in pressure, for example, fur sound-waves. |
| Kymograph | It graphically records physiological movements (Blood pressure and heart beat). |
| Kaleidoscope | An instrument for presenting the pattern of colours with pieces of glass |
| Inverter | Used to convert DC into AC |
| Incubator | is a box designed to maintain a constant internal temperature used for rearing chickens and prematurely-born infants. |
| Inclinometer | is an instrument for measuring the angle of inclination that an aircraft makes with the horizontal. |
| Hypsometer | Measure the boiling point of liquids, |
| Hygroscope | Shows the changes in atmospheric humidity |
| Hygrometer | It measures humidity in air. |
| Hydroscope | is an optical instrument used for seeing objects below the surface of water. |
| Hydrophone | It measures sound under water. |
| Hydrometer | It measures the specific gravity of liquids. |
| Gyroscope | Used to measure dynamics of rotating bodies |
| Gramaphone | An instrument for the recording and reproduction of sound |
| Gauss meter | .Used to measure magnetization and the direction of magnetic field |
| Galvanometer | It measures the electric current of low magnitude. |
| Fluxmeter | Measures magnetic flux |
| Fathometer | It measures the depth of the ocean. |
| Eudiometer | A glass tube for measuring volume changes in chemical reactions between gases. |
| Endoscope | It examines internal parts of the body. |
| Electroscope | It detects presence of an electric charge. |
| Electrophorus | is an instrument for gen static electricity by induction. |
| Electron microscope | Used to obtain a magnifying view of very small objects (20,000 times). |
| Electrometer | Measures very small but potential difference in electric currents |
| Electroencephalograph (EEG) | is an instrument used for recording change in electric potential in various areas of the brain by means of electrodes on the scalp or in the brain itself |
| Electrocardiograph (ECG) | is an instrument used for detection of electric impulses of the heart. It gives a graphic picture of heart beats. |
| Electro dynamometer | Measures current, voltage or power in both DC and AC circuits |
| Electricity meter | Measures electrical energy |
| Ecosounder | To measure the depth of sea |
| Dynamometer | It measures force, torque and power |
| Dynamo | It converts mechanical energy into electrical energy |
| Dilatometer | Used for measuring the volume change caused by chemical or physical process |
| Dictaphone | is a machine which first records what is spoken into it and then reproduces it in type. |
| Cyclotron | A charged particle accelerator which can accelerate charged particles to high energies. |
| Cryometer | Measurement of low temperature. |
| Crescograph | Used for measuring growth in plants. |
| Commutator | An instrument to change or remove the direction of an electric current, in dynamo used to convert alternating current into direct current. |
| Colorimeter | An instrument for comparing intensities of colour. |
| Clinical Thermometer | is a thermometer for measuring the temperature of human body. |
| Cinematograph | Used for projecting pictures on the screen. |
| Chronometer | It determines the longitude of a place kept onboard ship. |
| Cathetometer | Determines heights and levels |
| Cardiogram(ECG) | Traces movements of the heart ,recorded on a Cardiograph |
| Carburettor | It is used in an internal combustion engine for charging air with petrol vapour. |
| Calorimeter | It measures quantity of heat. |
| Callipers | Measures diameters of thin cylinder/wire. |
| Bolometer | It measures heat radiation |
| Binoculars | An optical instrument used for magnified view of distant objects. |
| Barometer | It measures atmospheric pressure. |
| Barograph | It is used for continuous recording of atmospheric pressure. |
| Audiphones | It is used for improving imperfect sense of hearing. |
| Audiometer | It measures intensity of sound. |
| Anemometer | It measures force and velocity of wind. |
| Amplifier | Helps to increase the strength of electric signals |
| Ammeter | It measures strength of electric current (in amperes). |
| Altimeter | It measures altitudes and is used in aircrafts. |
| Accumulator | It is used to store electrical energy |
Copyright © gk4success. All rights reserved.
Designed by Techsoft
