Question

Three electric bulbs of rating 40 W-200 V; 50 W-200 V and 100 W-200 V are connected in series to a 600 V supply. What is likely to happen as the supply is switched ON?

• A. Only 50 W bulb will fuse
• B.
  Both 40 W and 50 W bulbs will fuse.
• C.
  All the three bulbs will emit light with their rated powers.
• D. 100 W bulb will emit light of maximum intensity.

Answer 1

The correct option is B

Both 40 W and 50 W bulbs will fuse.

Both 40 W and 50 W bulbs will fuse.