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Describe Three Ways for the Efficient Use of Energy. - Physics

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Answer in Brief

Describe three ways for the efficient use of energy.

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Solution

Three ways to use energy efficiently:

  1. The use of compact fluorescent lights (CFL) saves 67% energy and may last 6 to 10 times longer than the incandescent lamps.
  2. The use of advanced boilers and furnaces in industry can save sufficient amount of energy in attaining high temperatures while burning less fuel. Such technologies are more efficient and less polluting.
  3. The fuel efficiency in the vehicles can be increased by reducing the weight of the vehicle, using the advanced tyres and computer controlled engines.
Concept: Social Initiatives - Improving Efficiency of Existing Technologies and Introducing New Eco-friendly Technologies. Creating Awareness and Building Trends of Sensitive Use of Resources and Products
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APPEARS IN

Selina Concise Physics Class 9 ICSE
Chapter 9 Current Electricity
Exercise 9 (C) | Q 6 | Page 199
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