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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: - Hydrogen atom in ground state is excited by a monochrmatic radiation of λ=975 Å
- A metal bar of length L and area of cross-section A is clamped between two rigid
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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
- Hydrogen atom in ground state is excited by a monochrmatic radiation of λ=975 Å
- A metal bar of length L and area of cross-section A is clamped between two rigid
- A planar coil having 12 turns carries 15 A current. The coil is oriented with respect
- When npn transistor is used as an amplifier
- The refractive index of water, glass and diamond are 1.33, 1.50, 2.40 respectively
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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