Measuring Instruments

pavan2312's version from 2016-03-11 16:16

Measuring instruments

Question Answer
Hydrometer Measuring the density or relative density of liquids Based onfloatation principle.
Magnetron Produces microwave Used in ovens.
Actinometer Used to measure intensity of electromagnetic radiation
Altimeter Aneroid barometer for measuring altitude.
Bolometer For measuring heat radiation
Dasymeter Measuring density of gas
Galvanometer Used for detecting small electric currents.
Gyroscope Determine orientation in aircraft, ships etc.
Katharometer Measuring thermal conductivity
Manometer Measuring the pressure of a gas.
Nethoscope Determining the speed of celestial bodies.
Rectifier Converts AC into DC.
Tonometer Measures pitch of sound
Venturimeter Measures rate of flow of fluids
Udometer Rain guage.
Altimeter It measures altitudes and is used in aircrafts
Ammeter It measures strength of electric current (in ampere)
Audiometer It measures intensity of sound
Barometer It measures atmospheric pressure
Binocular It is used to view distant objects
Calorimeter It measures quanty of heat
Cardiogram It traces movements of the heat, recorde4d on a cardiograph
Chronometer It determines longitude of a place kept onboard ship
Dynamo It converts mechanical energy into electrical energy
Dynamometer It measures electrical power
Electrometer It measures electricity
Electroscope It detects presence of an electric charge
Endoscope It examines internal parts of the body
Fathometer It measures the depth of the ocean
Galvanometer It measures the electric current of low magnitude
Hydrometer It measures the specific gravity of liquids
Hygrometer It measures humidity in air
Hydrophone It measures the sound under water
Lactometer It determines the purity of milk
Manometer It measures the pressure of gases
Mariner compass It is an instrument used by the sailors to determine the direction
Microphone It converts the sound waves into electrical vibrations
Microscope It is used to obtain magnified view of small objects
Odometer It is an instrument by which the distance covered by wheeled vehicles is measured
Phonograph It is an instrument for producing sound
Photometer This instrument compares the luminous intensity of the source of light
Periscope It is used to view objects above sea level (used in sub-marines)
Radar It is used for detecting the direction and range of an approaching plan by means of radio microwaves
Radiometer It measures the emission of radiant energy
Seismograph It measures the intensity of earthquake shocks
Salinometer It determines salinity of solution
Spectometer It is an instrument for measuring the energy distribution of a particular type of radiation
Speedometer It is an instrument placed in a vehicle to record its speed
Sphygmomanometer It measures blood pressure
Spherometer It measures the curvatures of surfaces
Stereoscope It is used to view two dimensional pictures
Stethoscope An instrument which is used by the doctors to hear and analyze heart and lung sounds
Stroboscope It is used to view rapidly moving objects
Tachometer An instrument used in measuring speeds of aeroplanes and motor boats
Telescope It views distant objects in space
Thermometer This instrument is used for the measurement of temperatures
Thermostat It regulates the temperature at a particular point
Voltmeter It measures the electric potential difference between two points
Wattmeter It measures the electric power (or the supply rate of electrical energy) in watts of any given circuit