Important Scientific Instruments

Important Scientific Instruments 

Instrument            Use

Ammeter :   It measures strength of electric

Current (in ampere).

Audiometer : It measures intensity of sound.

Altimeter : It measures aptitudes and is used in aircrafts.

Anemometer: It measures force and velocity of wind.

Audiophone: It is used for improving imperfect sense of hearing.

Barometer : It measures atmospheric pressure.

Binocular :It is used to distant objects.

Calorimeter : It measures quantity of heat.

Chronometer : It determines longitude of a place kept onboard ship.

Cardiogram : It traces movements of the heart, recorded on a cardiogram.

 Cinematography: It is an instrument used in cinema making to throw on screen and enlarged image of photograph

Dynamo: It measures mechanical energy into electrical energy.

Dynamometer: It measures electrical power

Electroscope : It detects presence of an electric charge.

Electrometer : It measures electricity charge.

Fathometer : It measures the depth of the ocean.

Galvanometer: It measures the electric current of low magnitude.

Hygrometer : It measures humidity in air.

Hydrometer: It measures the specific gravity of liquids.

 Hydrophone: It measures sound under water.

 Lactometer : It determines the purity of milk.

  Microphone : It converts the sound waves into electrical vibrations and to magnify the sound.

Manometer : It measures the pressure of gases.

Pyrometer : It measures very high temperature.

Radar : It is used for detecting the direction and range of an approaching plane by means of radio microwave.

Rain Gauge : An apparatus for recording rainfall at a particular place.

Spectrometer: It is an instrument for measuring the energy distribution of a particular type of radiation.

Sphygmomanometer: It measures blood pressure.

Speedometer : It is an instrument placed in a vehicle to record its speed.

Tachometer : An instrument used in measuring speeds of aeroplanes and motor boats.

Voltmeter : It measures the electric potential difference between two points.