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An electric kettle has two heating elements. One brings it to boil in ten minutes and the other in fifteen minutes. If two heating filaments are connected in parallel, the water in kettle will boil in
Options
(a) 6 minutes
(b) 8 minutes
(c) 25 minutes
(d) 5 minutes
Correct Answer:
6 minutes
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The r.m.s speed of the molecules of a gas in a vessel is 400 m/s
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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 r.m.s speed of the molecules of a gas in a vessel is 400 m/s
- In a uniform circular motion, work done in one complete rotation is
- The voltage gain of an amplifier with 9% negative feedback is 10.
- Two strings A and B, made of same material are stretched by same tension
- The electron drift speed is small and the change of the electron is also small
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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