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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
- A particle of mass m oscillates along x-axis according to equation x = a sin ?t
- When 1 kg of ice at 0⁰C melts to water at 0⁰C, the resulting change in its entropy
- A parallel plate capacitor has 91 plates, all are identical and arranged with same
- A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T.
- A boat taken 2h to travel 8km and back in still water.If the velocity of water 4 km/h
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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