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A heating coil rated 1000W is used to boil off completely 2kg of boiling water....

A heating coil rated 1000W is used to boil off completely 2kg of boiling water. The time required to boil off the water is
(Specific heat capacity of water=4200Jkg-1, specific latent heat of vaporization=2.3x10^6J)
A. 1.15x10^4s
B. 1.15x10^3s
C. 4.6x10^4s
D. 4.6x10^3s?
In Physics
2 Answers Available
Asked by Oluwabusolami on 9th February, 2019
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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995