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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 electromagnetic waves detected using a thermopile and used in physical therapy
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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 electromagnetic waves detected using a thermopile and used in physical therapy
- A boat which has a speed of 5 kmh⁻¹ in still water crosses river of width 1 km long
- Which is incorrect about thermal process
- A concave lens of focal length f forms an image which is 1/3 times the size
- Charge passing through a conductor of cross-section area A=0.3 m² is given
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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