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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
- The velocity of radio-waves is 3×10⁵ km/s. The frequency corresponding to wavelength
- A body travels 200 cm in the first two seconds and 220 cm in the next 4 secs
- Let A = i Acosθ +j B sinθ be any vector.Another vector B which is normal to A is
- The distance travelled by a particle starting from rest and moving with an acceleration
- When the energy of the incident radiation is increased by 20%,
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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