A battery lights a bulb. Describe the en | Class 9 Science Chapter Work and Energy, Work and Energy NCERT Solutions

Question:

A battery lights a bulb. Describe the energy changes involved in the process.

Answer:

When a battery lights a bulb , then the chemical energy of the battery is transferred into electrical energy. When the bulb receives this electrical energy, then it converts it into light and heat energy. Therefore, energy changes are shown as :

      Chemical Energy  →  Electrical Energy  →  Light Energy  +  Heat Energy


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  • Read the question carefully and focus on the core concept being asked.
  • Reference examples and data from the chapter when answering questions about Work and Energy.
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Welcome to the NCERT Solutions for Class 9 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 5 , Question 3: A battery lights a bulb. Describe the energy changes involved in the process.....