Variation of radiant energy emitted by sun, filament of tungsten lamp and welding arc as a function of its wavelength is shown in figure. Which of the following option is the correct match?
A
Sun- 
, tungsten filament- 
, welding arc- 
, tungsten filament- , welding arc- B
Sun- 
, tungsten filament- 
, welding arc- 
, tungsten filament- , welding arc- C
Sun- 
, tungsten filament- 
, welding arc- 
, tungsten filament- , welding arc- D
Sun- 
, tungsten filament- 
, welding arc- 
, tungsten filament- , welding arc-
Text Solution
Verified by ExpertsThe correct answer is:
D
The temperature of sun is a higher than that of welding arc which in turn greater than tungsten filament.
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