Measuring Devices and Scales
Total Questions: 52
A barometer is a scientific instrument used in meteorology to measure atmospheric pressure.A sudden fall of mercury in a barometer indicates the thunderstorms.There are different type of barometer e.g water-based, vaccum pump, mercury etc.
Lactometer is used to measurement of the density of the milk. Butyrometer is used to measure fat content in milk or milk products.
Hygrometer is a device used to determine the relative humidity of the atmosphere. Hydrometer used to measure the relative density of liquids while the potentionmeter is used to measure the electric potential in a circuit. Lactometer is used to measurement of the density of the milk.
Hygrometer is a device used to determine the relative humidity of the atmosphere.Spectrometer is an instrument used to measure the properties of light over a specific portion of the electromagnetic spectrum.A eudiometer is a laboratory device that measure the change in volume of a gas mixture following a physical or chemical change.
Hygrometer is a device used to determine the relative humidity of the atmosphere. Pyrometer is used for measuring high temperature and hypsometer is used to measure the height or altitiude. Thermostat is a device which is used to measure for regulating the temperature of a system so that the system temperature is maintained near a desired set point temperature.
The Ringelmann scale is a scale for measuring the apparent density or opacity of smoke. It was developed by a French engineering Maximilien Ringelmann who first specified the scale in 1888.The Ringelmann smoke chart fulfills an important need in smoke abatement work and in certain problems in the combustion of fuels.
Thermoresistor is a device which acts as an electronic thermometer. This device changes its resistance with changes in temperature. So option (a) is correctly matched.