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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
- The respective speeds of the molecules are 1,2,3,4 and 5 km/s.
- Moment of inertia of a uniform circular disc about a diameter is I. Its moment
- The excitation potential of hydrogen atom in the first excited state is
- A p-n photodiode is made of a material with a band gap of 2.0 eV
- A body undergoes no change in volume. Poisson’s ratio is
Topics: Current Electricity (136)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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