Scientific Instruments and Their uses

Name of Instrument
|
Use
|
Altimeter
|
An instrument used in aircraft for measuring altitudes
|
Ammeter
|
Measures electric current
|
Anemo
meter
|
|
Audio
meter
|
Measures intensity of Sounds
|
Barograph
|
Continuous recover ding of atmospheric pressure
|
Barometer
|
Measure atmospheric pressure and conditions
|
Binoculars
|
An optical instrument used for magnified views of
distant objects
|
Bolo
meter
|
Measures infra-red (Heat) radiation.
|
Calipers
|
Measures diameter of thin cylinder /wire
|
Calorimeter
|
Measures quantity of heat
|
Carburetor
|
Used for charging air with petrol vapour in an
internal combustion engine.
|
Cardiogram
(ECG)
|
Traces movements of the heart, recovered on a
cardiograph
|
Catheto
meter
|
Determines heights & levels
|
Chronometer
|
Determines longitude of a vessel at sea.
|
Cinematograph
|
Used for projecting pictures on the screen
|
Commutator
|
Used in generator to reverse the direction of electric
current
|
Cresco
graph
|
Used for measuring growth in plants
|
Cryo
meter
|
Measurement of low temperature
|
Cyclotron
|
Used for accelerating charged particles in microwave
oscillator
|
Dilato
meter
|
Measures change in volume of substances
|
Dynamometer
|
Converts mechanical energy into electrical energy
|
Electrometer
|
Measures very small potential difference in electric
circuits
|
Electron
microscope
|
Used to obtain a magnifying view of very small objects
(20,000 times )
|
Electroscope
|
Detects presence of an electric charge
|
Endoscope
|
To examine internal parts of the body
|
Fatho
meter
|
Measures depth of the ocean
|
Flux
meter
|
Measure magnetic flux
|
Galvanometer
|
Measures electric current
|
Gramophone
|
Used to reproducing recorded sound
|
Hydro
meter
|
Used measure the moisture content or the humidity of
air or any gas
|
Hydro
phone
|
Measure sound under the water
|
Hydrometer
|
Measure the relative density of liquids
|
Hygroscope
|
Show the change in atmospheric humidity
|
Hypso
meter
|
Determines boiling point of liquids
|
Lacto
meter
|
Measures purity of milk
|
Mach
meter
|
Determine the speed of an aircraft compare to the speed
of sound
|
Manometer
|
Compares magnetic movements, magnetic fields and
atmospheric pressure
|
Micro
meter
|
Converts sound wave into electrical vibrations
|
Microphone
|
Converts sound wave into electrical signals
|
Microscope
|
Used to obtain a magnified view of small objects
|
Nepheto
meter
|
Measures the scattering of light by particles
suspended in a liquid
|
Odometer
|
An instrument attached to the wheel of a vehicle , to
measures the distance travel.
|
Ohm
meter
|
Measure electrical resistance of objects
|
Ondo
meter
|
Measures the frequency of electromagnetic waves (radio
waves)
|
Opto
meter
|
Used for the testing the refractive power of the eye
|
Otoscope
|
Used for visual exemption of the ear drum
|
Periscope
|
Used to view objects above sea level (used in submarine
)
|
Phonograph
|
Used for reproducing sound
|
Photometer
|
Compares the luminous intensity of the two sources of
light
|
Polygraph
|
Used as lie detector
|
Pyrhelio
meter
|
Used for measuring solar radiation
|
Pyrometer
|
Measures very high temperature
|
Quadrant
|
Measures altitudes and angles in navigation astronomy
|
Radar
|
For detecting the presence direction distance &
speed of aircrafts and ships
|
Rain
gauge
|
Measure rain fall
|
Refract
meter
|
Measures a refracting index of a substance
|
Refract
meter (Salino meter)
|
Measures salinity solutions
|
Seismograph
|
Used for recording the intensity and origin of
earthquakes shocks
|
Sextant
|
Used for measuring angular distance between two objects
or used to measure the height of very distant objects
|
Spectroscope
|
Used for spectrum analysis
|
Speedometer
|
An instruments used for measuring speed of the vehicle
|
Sphero
meter
|
Measure curvature of spherical objects
|
Sphygmomanometer
|
Measures blood pressure
|
Stethoscope
|
Used for hearing and analysis the sound of heart
|
Tachometer
|
To determine speed , especially the rotational speed of
a shaft (rpm)
|
Tangent
galvanometer
|
Measure the amount of direct current
|
Telemeter
|
Records physical happening at a distant place (space)
|
Telescope
|
Used for magnified view of distant object
|
Thermostat
|
Measures temperature
|
Thermostat
|
Automatically regulates temperature at constant point
|
Tono
meter
|
Measure the pitch of a sound
|
Transformer
|
Used to change the voltage level without change in
frequency
|
Venturi
meter
|
Measures the rate of flow of liquids
|
Vernier
|
To measures small subdivision of scale
|
Viscometer
|
To measure the viscosity of liquids
|
Voltmeter
|
Measures electric potential difference between two
points
|
Wattmeter
|
To measure electric power
|
Wave
meter
|
To measure the wave length of a radio wave (high
frequency wave)
|
See also:
» Important
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