A. Bright sunshine period
B. Beam radiation
C. Diffuse radiation
D. None of these
Related Mcqs:
- Continuous measurement of moisture content of paper in paper industry is done by measuring the_________________?
A. Thermal conductivity through the paper
B. Electrical resistance through the paper
C. Magnetic susceptibility
D. None of these - A pyranometer is an instrument used for measuring the___________________?
A. Beam radiation
B. Global radiation
C. Bright sunshine period
D. None of these - Which of the following is not a composition measuring instrument ?
A. Thermal conductivity cell
B. Mass spectrometer
C. Polarograph
D. Hot wire anemometer - Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an _____________ pyrometer?
A. Radiation
B. Optical
C. Photoelectric
D. None of these - Which is the most suitable instrument for measuring pressure below 3 microns ?
A. Mcleod gauge
B. Alphatron
C. Ionisation gauge
D. Bourdon gauge - For measuring the temperature of a red hot furnace, which is the most suitable instrument ?
A. Platinum resistance thermometer
B. Thermocouple
C. Optical pyrometer
D. Bimetallic thermometer - Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C ?
A. Mercury thermometer
B. Bimetallic thermometer
C. Radiation pyrometer
D. None of these - Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury?
A. 250
B. 350
C. 550
D. 700 - Composition of natural gas is determined by the_________________?
A. Haldane apparatus
B. Mass spectrometer
C. Chromatograph
D. Both B. and C. - In a second order under damped system, the_________________?
A. Time required for the response of first reach its ultimate value is called the response time
B. Overshoot (which is a measure of how much the response exceeds the ultimate value) increase
with the decrease of damping co-efficient
C. Decay ratio (which is the ratio of the sizes of successive peaks) is equal to the reciprocal of
overshoot
D. None of these
