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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 1mg has the same wavelength as an electron moving with a velocity
- When indensity of radiation is increased on a photosensitive plate, then
- The number of photons of wavelength of 540 nm emitted per second by an electric bulb
- A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
- Four cells, each of emf E and internal resistance r, are connected in series across
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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