Gk Questions on Branches of Science and their Definitions - 1
Electrometer | It measures electricity |
Electroscope | It detects presence of an electric charge |
Endoscope | It examines internal parts of the body |
Fathometer | It measures the depth of the ocean |
Galvanometer | It measures the electric current of low magnitude |
Hydrometer | It measures the specific gravity of liquids |
Hydrophone | It measures sound under water |
Kymograph | It graphically records physiological movements(Blood Pressure and heart beat) |
Lactometer | It determines the purity of milk |
Manometer | It measures the Pressure of gases |
Mariner’s compass | It is an instrument used by the sailors to determine the direction. |
Microphone | It converts the sound waves into electrical vibrations and to magnify the sound. |
Radiometer | It measures the emission of radiant energy |
Rain Gauge | An apparatus for recording rainfall at a particular place. |
Radar | It is used for detecting the direction and range of an approaching plane by means of radio microwaves. |
Pyrometer | It measures very high temperature |
Potentiometer | It is used for comparing electromotive force of cells. |
Periscope | It is used to view objects above sea level (used in sub marines) |
Photometer | The instrument compares the luminous intensity of the source of light. |
Phonograph | An instrument for producing sound |
Odometer | An instrument by which the distance covered by wheeled vehicles is measured. |
Microscope | It is used to obtain magnified view of small objects. |
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