Insectivorous Plants |  Causes of Revolt of 1857 in Points |  Ordinance Making Power of President and Governors |  Mangroves Cover in India |  Coral Reefs in India |  Seasons and Climate in India |  Constitutional and Statutory Bodies in India |  Rock Edicts of Ashoka |  Types of Motions in Parliamentary Procedure |  Types of Majorities in Parliament |  Pressure Groups in World and India |  Order of Precedence |  Types of Rocks |  Treaties in Indian History |  Types of Rocks |  Features of Indian Economy |  Geographical Indications |  Ancient History Terminology and Meanings |  Schedules of the Constitution |  Nuclear Power Plants in India List  |  Types of Clouds for SSC CGL | Nuclear Power Plants in India ListTypes of Ocean CurrentsStructure: Layers of EarthAPPSC Group 1 Answer KeySSC JE 2017 QUESTION PAPEROne Word Substitution for SSC and Bank ExamsMPSC Answer Key 2017 2017Layers of AtmosphereMPSC Answer Key 2017 2017BPSC Solved Question Paper 2017MPPSC Solved Question Paper 2017GST Bill IndiaDelhi SultanateLaw Commission of IndiaOscar Awards Winner 2017 ListDiseases in CropsCommon Drugs and UsesDifferent Types of Deserts in WorldUPSC Civil Services Exam-2016 Answer KeyUPSC CAPF Exam-2016 Answer Key | UPPSC UPPER Subordinate Exam-2016 Answer Key | Regulatory BodiesNational Parks in India | International Airports in India  | United Nation International Years National Highways | National Birds of Countries | Sessions of Congress  | Facts About Kerala
Tropical Deciduous Forest |  Hoolock Gibbon: National Parks |  Sectors of Indian Economy |  How Legislative Council is Formed |  Insectivorous Plants |  Causes of Revolt of 1857 in Points |  Ordinance Making Power of President and Governors |  Mangroves Cover in India |  Coral Reefs in India |  Seasons and Climate in India |  Constitutional and Statutory Bodies in India |  Rock Edicts of Ashoka |  Types of Motions in Parliamentary Procedure |  Types of Majorities in Parliament |  Pressure Groups in World and India |  Order of Precedence |  Types of Rocks |  Treaties in Indian History |  Types of Rocks |  Features of Indian Economy |  Geographical Indications |  Ancient History Terminology and Meanings |  Schedules of the Constitution |  Nuclear Power Plants in India List  |  Types of Clouds for SSC CGL | Nuclear Power Plants in India ListTypes of Ocean CurrentsStructure: Layers of EarthAPPSC Group 1 Answer KeySSC JE 2017 QUESTION PAPEROne Word Substitution for SSC and Bank ExamsMPSC Answer Key 2017 2017Layers of AtmosphereMPSC Answer Key 2017 2017BPSC Solved Question Paper 2017MPPSC Solved Question Paper 2017GST Bill IndiaDelhi SultanateLaw Commission of IndiaOscar Awards Winner 2017 ListDiseases in CropsCommon Drugs and UsesDifferent Types of Deserts in WorldUPSC Civil Services Exam-2016 Answer KeyUPSC CAPF Exam-2016 Answer Key | UPPSC UPPER Subordinate Exam-2016 Answer Key | Regulatory BodiesNational Parks in India | International Airports in India  | United Nation International Years 
Ordinance Making Power of President and Governors |  Mangroves Cover in India |  Coral Reefs in India |  Seasons and Climate in India |  Constitutional and Statutory Bodies in India |  Rock Edicts of Ashoka |  Types of Motions in Parliamentary Procedure |  Types of Majorities in Parliament |  Pressure Groups in World and India |  Order of Precedence |  Types of Rocks |  Treaties in Indian History |  Types of Rocks |  Features of Indian Economy |  Geographical Indications |  Ancient History Terminology and Meanings |  Schedules of the Constitution |  Nuclear Power Plants in India List  |  Types of Clouds for SSC CGL | Nuclear Power Plants in India ListTypes of Ocean CurrentsStructure: Layers of EarthAPPSC Group 1 Answer KeySSC JE 2017 QUESTION PAPEROne Word Substitution for SSC and Bank ExamsMPSC Answer Key 2017 2017Layers of AtmosphereMPSC Answer Key 2017 2017BPSC Solved Question Paper 2017MPPSC Solved Question Paper 2017GST Bill IndiaDelhi SultanateLaw Commission of IndiaOscar Awards Winner 2017 ListDiseases in CropsCommon Drugs and UsesDifferent Types of Deserts in WorldUPSC Civil Services Exam-2016 Answer KeyUPSC CAPF Exam-2016 Answer Key | UPPSC UPPER Subordinate Exam-2016 Answer Key
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Monday, 3 October 2016

List of Scientific Instrument and Their Uses

  GKPlanet Team       Monday, 3 October 2016

Scientific Instruments and Their uses


Name of Instrument
Use
Altimeter
An instrument used in aircraft for measuring altitudes
Ammeter
Measures electric current
Anemo meter
Used to measure the speed, direction and pressure of wind
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)


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