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In India, electricity is supplied for domestic use at 200V. It is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in USA will be
Options
(a) R
(b) 2R
(c) R/4
(d) R/2
Correct Answer:
R/4
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Current Electricity
(136)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A wire of resistance 4 ohm is stretched to twice its original length.
- A common emitter amplifier gives an output of 3 V for an input of 0.01 V.
- The difference in the lengths of a mean solar day and a sidereal day is about
- The wavelength λₑ of an electron and λₚ of a photon are of same energy E are related by
- A lift is moving down with acceleration a.A man in the lift drops a ball
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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