Dear Aspirants, here we provide a Measuring Instrument and their uses which are helpful for all students and for all competitive examinations like Railway NTPC, JE, Group-D, SSC, and state PSU. Different Instrument has different work properties.
List of Measuring Instrument
Accelerometer– It measures physical acceleration
Actino meter– It measures the heating power of sunlight.
or measure the intensity of solar radiation
Alcholmeter – It measures alcoholic strength of liquids
Altimeter – It measures altitude sand is used in aircrafts
Ammeter – It measures the strength of the electric current.
Anemometer– It measures the speed and velocity of the wind.
Audimeter – It measures hearing or least audible sound.
Audiometer – It measures the intensity of sound
Audiophone– It is used for improving the imperfect sense of hearing
Barkometer– It measures tanning liquors used in tanning leather
Barograph -It measures continuous recording of atmospheric pressure
Barometer -It measures the atmospheric pressure
Bevameter – It measures the mechanical properties of soil
Binocular – The device used to view distant objects.
Bolometer – It measures thermal radiation
Brannok Device – It measures shoe size
Breathalyzer – It measures breath alcohol content Caliper distance
Calorimeter – It measures the quantity of heat
Carburettor– It is used in an internal combustion engine for charging the air with pet vapour.
Cardiogram – It traces movements of the heart. Recorded on a cardiograph
Cathetometer– It measures vertical distances
Ceilometer– It measures the height of a cloud base
Chronometer – It determines the navigation and longitude of a place.
Chronometer –it measures the right time in ships/streamers
Clap-o-meter– It measures the volume of applause
Colorimeter– It measures color
Compass – It is an instrument used by the sailors to determine the direction.
Creepmeter – It measures slow surface displacement of an active geologic fault in the earth
Crescograph– It measures the growth in plants
Cyclotron– A charged particle accelerator which can accelerate charged particles high energies
Declinometer – It measures magnetic declination
Densimeter – It measures the specific gravity of liquids
Densitometer– It measures degree of darkness in photographic or semitransparent material
Dialtometer– It measures volume changes caused by a physical or chemical process
Diffractometer– It measures the structure of crystals
Disdrometer– It measures size, speed, and velocity of raindrops
Dosimeter – It measures exposure to hazards, especially radiation; radiation of item
Dynamo -.It converts mechanical energy into electrical energy.
Dynamometer –It measures electrical power
Electricity Meter– It measures electrical energy Electrometer – It measures the potential difference
Electronic Tuner – It measures the pitch of musical notes
Electroscope – The device that confirms/detect the presence of electric charge.
Ellipsometer– It measures refractive index, dielectric function, the thickness of thin films
Endoscope –It examines the internal parts of the body.
Eudiometer – It used for measuring volume changes in the chemical reaction between gases.
Eudiometer – It measures change in volume of a gas mixture following combustion
Evaporimeter – It measures rate of evaporation
Fathometer – It measures the depth of the sea and ocean.
Frequency Counter– It measures Frequency Of Alternating Current
Fuel Gauge– It measures fuel levels
Galvanometer – It measures the low magnitude electric current.
Gas Pycnometer– It measures volume and density of solids
Geiger Counter– It measures ionizing radiation Glucometer – It measures blood glucose
Graphometer – It measures angles
Heliometer– It measures variation of the sun’s diameter
Hydrometer – It measures the specific gravity of liquids.
Hydrophone-It measures sound under water
Hygrometer – It measures humidity in air
Inclinometer– It measures angle of a slope
Infrared Thermometer– It measures heat radiated
Interferometer– It measures wave interference
Katharometer – It measures composition of gases
Kymograph – It graphically records physically movements of cell.
Lactometer– It determines the purity of milk.
Light meter– It measures light in photography.
Lux meter– It measures intensity of light.
Magnetometer – It measures strength of magnetic fields
Manometer– It measures the pressure of gases.
Mass Spectrometer– It measures masses of ions, used to identify chemical substances through their mass spectra
Megger– It measures electrical insulation
Mercury Barometer– It measures Atmospheric pressure
Micrometer – It measures small distances
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Microphone – It converts the sound waves into electrical vibrations and magnify the sound.
Microscope – It is used to obtain magnified view of small object.
Multimeter– It measures electrical potential, resistance, and current
Nephelometer– It measures particle in a liquid
Nephoscope – It measures the speed and direction of clouds
Odometer – It measures the distance covered by wheeled vehicles.
Ohmmeter – It measures electrical resistance Orchidometer- It measures testicle size in male humans
Oscilloscope – It measures oscillations
Osmometer – It determine the concentration of osmotically active particles that reduce the vapor pressure of a solution.
Parking Meter– It measures collects moneys for vehicle parking rights in a zone for a limited time
Pedometer– It measures steps PH meter pH (chemical acidity/basicity of a solution)
Periscope – It is used to view object above sea level (used in sub-marines)
Phonograph– An instrument for producing sound.
Photometer -It measures the strength of electromagnetic radiation in the range from ultraviolet to infrared and including the visible spectrum. .
Planometer – It measures area
Polarimeter– It measures rotation of polarized light
Potentiometer– It measures voltage (term is also used to refer to a variable resistor)
Profilometer – It measures surface roughness Protractor angles
Psychrometer – It measures humidity
Pycnometer – It measures fluid density
Pyranometer– It measures solar radiation
Pyrheliometer – It measures direct solar insolation
Pyrometer-It measures very high temperature.
Radar– It measures the speed and direction of far aircraft.
Radiometer– It measures the emission of radiant energy.
Rheometer– It measures response to applied forces
Rain Gauge– An apparatus for recording rainfall at the particular place.
Refractometer– it measures refractive index.
Rotameter – It measures pressure of a liquid or gas in a closed tube
Saccharometer – It measures amount of sugar in a solution
Salinometer-It determines salinity of solution.
Seismograph– it measures the intensity of earthquake 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.
Spectrometer– it measuring the energy distribution of a particular type of radiation.
Spectrophotometer– It measures intensity of light as a function of wavelength
Speedometer– it records the speed of a vehicle .
Spherometer– It measures the curvatures of surface.
Sphygmomanometer – It measures blood pressure
Spirometer – It measures the lung capacity
Stadimeter– It measures object range
Stereoscope– It is used to view two dimensional pictures.
Stethoscope– It measures heart and lung sounds.
Strainmeter – It measures seismic strain
Stroboscope– It measures to view rapidly moving objects
SWR meter– It measures standing wave ratio
Tachometer– This instrument used in measuring speed of aero planes and motor boats.
Taximeter – It measures distance travelled, displacement
Telescope– It views distant objects in space.
Tensiometer – It measures surface tension of a liquid
Theodolite– it measures horizontal and vertical angles.
Thermometer– It measures temperature
Thermostat– This device regulates the temperature at a particular point.
Tiltmeter – It measures minor changes to the Earth
Tintometer– It measures colour Vacuum Gauge very low pressure Viscometer viscosity of a fluid
Viscometer– It measures the viscosity of liquids.
Voltmeter– It measures the electric potential difference between two points.
Watt Meter– It measures electrical power
Wind Vane – It measures wind direction
Zymometer– It measures fermentation.