Two 220V – 100W bulbs are connected first in series and then in parallel.

Two 220V – 100W bulbs are connected first in series and then in parallel. Each time the combination is connected to 220 V AC supply line. The powers drawn by the combination in each case respectively will be

Options

(a) 100W and 50W
(b) 200W and 150W
(c) 50W and 200W
(d) 50W and 100W

Correct Answer:

50W and 200W

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

admin:

Related Questions

  1. CO₂ laser uses
  2. The speed of electromagnetic waves in vaccum is equal to
  3. A perfect gas at 27° C is heated at constant pressure to 327° C. If original volume of gas
  4. The wavelength of Kα line in copper is 1.5Å. The ionisation energy of K electron in copper is
  5. The current in a conductor varies with time t as I=2t+3t² Where I is in amperes