LIST OF MEASURING INSTRUMENTS

 

LIST OF INSTRUMENTS / DEVICES AND USE

INSTRUMENT	USE
Altimeter	Used in Aircraft to measure altitudes
Ammeter	Measure current
Astronomical Telescope	View distant stars & planets
Anemometer	Measure force & velocity of wind
Audiometer	Measures intensity of sound
Barometer	Measure atmospheric pressure
Balometer	Measures air volume
Bolometer	Measures heat radiations
Binoculars	View distant objects
Burette	To deliver any required volume of a liquid upto its maximum capacity
Bomb calorimeter	Measures calorific value of fuels and foods
Barograph	Continuous recording of Atmospheric pressure
Calorimeter	Measure quantities of heat
Common balance	Measure mass of the body
Cardiogram	Record muscle activity within the heart
Cryometer	A thermometer measures very low temperature
Commutator	Reversing the direction of flow of electric current
Calipers	Measures inner & outer diameters of bodies
Centrifuge	To separate particles of higher mass from lower mass in a mixture
Dynamo	Convert mechanical energy into electrical energy
Hydrometer	Measure specific gravity of liquid
Hygrometer	Measure humidity in air
Kaleidoscope	Observe a number of images with wonderful designs & colours
Magnetic compass	To know position of ship in mid sea
Periscope	used in submarines to see objects on the surface of the water
Sonometer	Measure frequency of a tuning fork
Soldering gun	Connect various elements in a circuit
Spring balance	Measures weight of an object
Screw gauge	Measure thickness and diameter of thin glass plate/wire
Telegraph	Sending messages to a long distance in a very short time
Voltmeter	Measures voltage  potential difference in a circuit

• Microscope - to see tiny objects
• Gieger Counter - measure radioactivity 
• Pyrometer - Measure very high temperature 
• Tachometer - measure rotation speed (angular velocity)
• Sphygmomanometer - measure blood pressure
•  Fathometer - measure depth of ocean
• Electric meter - Measures energy in KWh
• Actinometer - Measures heating power of radiation 
• Lysimeter - measures the balance of water in soil 
• Photometry- measurement of light in terms of perceived brightness 
• Glucose meter - status of blood sugar
• Alcohol meter- Alcohol strength in liquid 
• Diffractometer- structure of crystals 
• Densimeter - specific gravity of liquid 
• Galvanometer- electricity 
• Lactometer - specific gravity of milk
• Manometer - pressure of gas
• Multimeter- Measures electrical potential,  resistance & current 
• Odometer - distance travelled 
• Ohmmeter - electric resistance 
• Potentiometer - voltage in a variable resistor 
• Refractometer- index of refraction 
• Seismometer - earthquakes 
• Spectrometer - properties of light 
• Speedometer- speed/velocity of a vehicle 
• Spherometer- radius of sphere 
• Vacuum gauge - very low pressure 
• Wattmeter- electrical power 
• Zymometer - fermentation