Kilowatt hour (kWh) is a unit of electrical energy. It measures the amount of energy consumed or produced over time. One kilowatt hour represents the energy used by a device with a power rating of one kilowatt operating for one ...
Category: Class 10 Science
NCERT Solutions for Class 10 Science and important questions for CBSE class 10 for session 2020-2021
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The electrolyte used in a car battery is sulfuric acid. Sulfuric acid is crucial for the chemical reactions that occur within the battery, allowing it to store and release electrical energy effectively. It interacts with the lead plates inside the ...
The correct answer is that nichrome wires are used as heating elements due to their high specific resistance and the fact that they do not form oxide when red hot. These properties make nichrome effective at converting electrical energy into ...
Approximately 30-40% of the energy consumed by a tube light is converted into visible light. The rest of the energy is lost as heat due to the inefficiencies in the lighting process.
When the length of a wire is doubled from L to 2L, the resistance of the wire will change due to the relationship between resistance and length in electrical conductors.