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. The binding energy of deutron is 2.2 MeV and that of ₂⁴He is 28 MeV.
  2. Equal currents are passing through two very long and straight parallel wires
  3. The oscillating frequency of a cyclotron is 10 MHz. If the radius of its Dees is o.5 m,
  4. Force required to move a mass of 1kg at rest on a horizontal rough plane
  5. The oscillation of a body on a smooth horizontal surface is represented by the equation