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Blood Circulation ( рдкрд░िрд╕ंрдЪрд░рдг рддंрдд्рд░ )।।

рдкрд░िрд╕ंрдЪрд░рдг рддंрдд्рд░ рд╕ंрдмंрдзिрдд рдк्рд░рд╢्рдиोрдд्рддрд░ी ।। 1. рдХौрди рд╕ा ‘рдЬीрд╡рди рдирджी’ рдХे рд░ूрдк рдоें рдЬाрдиा рдЬाрддा рд╣ै? рдЙрдд्рддрд░: рд░рдХ्рдд 2. рд░рдХ्рдд рдкрд░िрд╕ंрдЪрд░рдг рдХी рдЦोрдЬ рдХी рдЧрдИ? ...

Important Scientific Instruments

⏱ Anemometer➖ Measures force and velocity of wind and directions.

⏱ Audiometer➖ Measures intensity of sound.

⚔️ Barograph➖Continuous recording of atmospheric pressure.

⚔️ Barometer➖Measures atmospheric pressure.

ЁЯФо Callipers➖Measure inner & outer diameters of bodies

ЁЯФо Calorimeter➖ Measures quantities of heat

⏱ Altimeter➖Measures altitudes.

⏱ Ammeter➖ Measures electric current.

⚔️ Binoculars➖To view distant objects.

⚔️ Bolometer➖To measure heat radiation.

ЁЯФо Cathetometer➖Determine heights, measurements of levels, etc. in scientific experiments.

ЁЯФо Chronometer➖Determines longitude of a vessel at sea

ЁЯЫб Dilatometer➖Measures changes in volume substance.

ЁЯЫб Dynamo➖Converts mechanical energy into electrical energy.

ЁЯФо Colorimeter➖Compares intensity of colours.

ЁЯФо Commutator➖To change the direction of electrica current.

ЁЯЫб Dynamometer➖Measures electrical power.

ЁЯФо Cryometer➖A type of thermometer used to measure very low temperature, usually close to 0° C.

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