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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.
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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
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
- The physical quantities not having same dimensions are
- A bicyclist comes to a skidding stop in 10 m.During this process, the force
- If sink is at a temperature of -39⁰C and source at 0⁰C, then efficiency will be
- In Young’s experiment, the ratio of maximum to minimum intensities of the fringe
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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