If R1 and R2 be the resistance of the filament of 40 W and 60 W respectively operating at 220 V, then: [1]
A. R1 < R2
B. R1 < R2
C. R1 = R2
D. R1 ≥ R2
Answer:B
If R1 and R2 be the resistance of the filament of 40 W and 60 W respectively operating at 220 V, then: [1]
A. R1 < R2 B. R1 < R2 C. R1 = R2 D. R1 ≥ R2