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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 unit of thermal conductivity is
- The moment of inertia of a uniform circular disc of radius R and mass M about an axis
- SI unit of magnetic dipole moment is
- Three capacitors of capacitances 3 μF, 10 μF and 15 μF are connected in series
- In a coil having e.m.f. of 8 V induced for 0.05 s. The value of current changes
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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