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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.
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Sodium and copper have work function 2.3 eV and 4.5 eV respectively
- The radius of gyration of a solid sphere of radius r about a certain axis is r
- The de-Broglie wavelength of an electron is the same as that of a 50 KeV X-ray photon.
- For a transformer, the turns ratio is 3 and its efficiency is 0.75. The current flowing
- A spherical shell of radius 10cm is carrying a charge q. If the electric potential
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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