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Two bulbs 40 watt and 60 watt and rated voltage 240 V are connected in series across a potential difference of 420 V. Which bulb will work at above its rated voltage
Options
(a) 40 W
(b) 60 W
(c) both 40 W and 60 W
(d) none of the bulbs
Correct Answer:
40 W
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
- In producing chlorine through electrolysis 100 watt power at 1125 V is being
- A person has a minimum distance of distinct vision as 50 cm. The power of lenses
- The kinetic energy of an electron in the first excited state is
- A ray of light is incident at an angle of incidence i, on one face of a prism
- A radioactive substance decays to 1/16th of its initial activity in 40 days.
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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