0
MRT = A1t1 + A2t2 + A3t3
devided by
A1 +A2 + A3
A= Area of element
t = Temperature °C
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Why were themometers invented?
to measure temperature.
Which planet is the coldest Mercury Venus Earth Mars or Jupiter?
Jupiter (in as far as we can measure into the atmosphere (it may be hotter near the core)The mean surface temperature of Mars is 227 KThe mean surface temperature of Jupiter is 165 K
Does Energy from the sun travels to earth as radiant energy?
Yes, radiant energy or radiation
Which physical property of a star does the spectral type measure?
Composition.
Who invented the radiant cut diamond?
Henry Grossbard invented the radiant cut diamond in 1977.
What instrument is used to measure radiant temperature?
ASYMMETRY
What is mean radiant temperature?
The mean radiant temperature is the average effect of radiation from surrounding surfaces. At the center of the room this temperature can be taken as being equal to the mean surface temperature
What methods and instruments used to measure radiant temperature?
Examples: thrmometers, pyrometres, thermocouples.
What is globe thermometer?
A globe thermometer is used to measure radiant heat. It bascially consists of a therometer with its bulb or sensor located at the centre of a Matt black copper bulb. Mean radiant temperature can be calculated from this result if air temp and velocity are known.
What is the unit used to measure radiant energy?
Radiant energy does not exist in quantum units because radiant energy has no wavelength
What is corrected effective temp index?
It is an index of thermal comfort & combines effect of temperature,humidity,velocity of air & mean radiant heat.
What does radiant mean?
glowing
Does temperature mean measure of the heat energy?
No; it is more like a measure of the average energy per particle.
What does tempture mean?
Temperature is the measure of degrees. It is measured in Celsius or kelvin.
What is one hundred and sixty degrees in radiant measure?
8pi/9
What does Sanya mean?
It means radiant
When you measure an object's temperature you measure the?
Temperature.
