Related Questions

Accurate temperature measurement performance of a radiation pyrometer can not be affected, if the
A Enhancement or attentuation of redia-tion occurs in the sighting path
B Object and surrounding are at almost the same temperature
C Object has varying emissivity
D Object is transparent
Temperature of __________ can not be measured by an optical or radiation pyrometer.
A Hot blast (air) from stoves
B Molten slag flowing out of blast furnace
C Combustion space in boilers
D Rotary limestone calcination kiln
Which of the following is a 'contact' pyrometer?
A Resistance pyrometer
B Optical pyrometer
C Radiation pyrometer
D Infra red pyrometer
Which one of the following thermometers is known as pyrometer?
A Thermo-electric thermometers
B Radiation thermometers
C Gas thermometers
D Liquid thermometers
Working principle of radiation pyrometer is based on the
A Wien's law
B Kirchoffs law
C Stafan-Boltzman law
D Seebeck effect
Working principle of disappearing filament type optical pyrometer is based on the
A Wien's law
B Seebeck effect
C Kirchoff's law
D Peltier effect
Starting temperature of optical radiation pyrometer is __________ °C.
A 800
B 400
C 1200
D 1500
A risk which is classified as its contribution to risk of portfolio is classified as
A classified risk
B contributed risk
C irrelevant risk
D relevant risk
In a simple circuit, one end of a conducting wire is attached to an electric cell, and the other end to an electric outlet
A battery
B faucet
C socket
D appliance
An electric toaster is an electric ..........
A Sort
B Kinkd
C goods
D appliance

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