A 100 W and 500 W bulb are joined in parallel with the mains . Which bulb will glow brighter?Give reasons

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Fig. 9.12 shows three bulbs A, B and C each of rating 100 W, 220 V connected to the mains of 220 V. Answer the following:

(a) How is the bulb A connected with the mains? At what voltage does it glow?

(b) How are the bulbs B and C connected with the mains? At what voltage does the bulb B glow?

(d) How is the glow of bulbs B and C affected if bulb A gets fused?

Two bulbs A and B are marked as ‘A’ 60W, 220V & ‘B’ 100W, 220V are connected in parallel to 220 V source. Which of the two will glow brighter?

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