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Due to which of the following reasons the light of a tube appears cooler than that of a bulb ? | |
A. | Tungsten is not used in the tube [Correct Answer] |
B. | Tube is painted with milky colour [Wrong Answer] |
C. | Tube consumer less power [Wrong Answer] |
D. | Surface area of the tube is more than that of bulb '(e)None of the above [Wrong Answer] |