THREE MARK QUESTION
Question 1
Draw and explain how an electric current flow in an electric circuit does.
FIVE MARK QUESTIONS
Question 2
What is torch? Give its various parts and explain its working. Also give its labelled diagram.
Question 3
Describe a closed and open circuit with the help of diagrams.
Answers
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Answer:
Draw in your notebook the symbols to represent the following components of electrical circuits: connecting wires, switch in the ‘OFF’ position, bulb, cell, switch in the ‘ON’ position, and battery?
Answer:
Connecting wires
Physics Class 7 Electric Currents Connecting Wires
2. Switch in “ON” position
Physics Class 7 Electric Currents Switch ON
3. Electric Bulb
Physics Class 7 Electric Current Bulb
4. Electric Cell
Physics Class 7 Electric Current Electric Cell
5. Switch in “OFF” position
Physics Class 7 ELectric Current Switch OFF
6. Battery
Physics Class 7 Electric Currents Battery
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