Two electric bulbs have transparent filaments of the same thickness. It one of them gives 60 W and other gives 100 W, then____________
A. 60 W lamp filament has a shorter length.
B.100 W lamp filament has a longer length.
C. 60 W lamp filament has a longer length.
D. 60 W and 100 W lamp filaments have equal length
Answer:C
Two electric bulbs have transparent filaments of the same thickness. It one of them gives 60 W and other gives 100 W, then____________
A. 60 W lamp filament has a shorter length. B.100 W lamp filament has a longer length. C. 60 W lamp filament has a longer length. D. 60 W and 100 W lamp filaments have equal length