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A student , while making a circuit to m...

A student , while making a circuit to make a bulb glow using a dry cell , connected the plastic covering of the wire to the cell , instead of the metal wire inside it .Then ,

A

current will not flow in the circuit

B

bulb will be fused

C

bulb will start glowing but with diminished light

D

electric circuit will be short circuited .

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The correct Answer is:
**Step-by-Step Solution:** 1. **Understanding the Circuit Components:** - A circuit typically consists of a power source (like a dry cell), a load (like a bulb), and connecting wires. The wires have a metal conductor inside them that allows electric current to flow. 2. **Identifying the Problem:** - In this scenario, the student mistakenly connected the plastic covering of the wire to the dry cell instead of the metal wire inside. 3. **Recognizing the Role of Insulators:** - The plastic covering of the wire is an insulator. Insulators do not allow electric current to flow through them. This means that if the plastic is connected to the circuit, it will not conduct electricity. 4. **Analyzing the Circuit Connection:** - Since the plastic covering is connected to the bulb, and not the metal wire, the circuit is incomplete. The electric current cannot flow through the plastic. 5. **Conclusion:** - As a result, the bulb will not glow because there is no flow of electric current in the circuit. Therefore, the correct answer to the question is that the bulb will not glow. ---

**Step-by-Step Solution:** 1. **Understanding the Circuit Components:** - A circuit typically consists of a power source (like a dry cell), a load (like a bulb), and connecting wires. The wires have a metal conductor inside them that allows electric current to flow. 2. **Identifying the Problem:** - In this scenario, the student mistakenly connected the plastic covering of the wire to the dry cell instead of the metal wire inside. ...
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MTG IIT JEE FOUNDATION-ELECTRICITY AND CIRCUITS -EXERCISE (Multiple Choice Questions) LEVEL -2
  1. Choose the correct order with respect to conductivity .

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  2. Which one is incorrect among the following statements ?

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  3. Sometimes electric bulb does not glow even when electric switch is...

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  4. Why are rubber and plastic used for covering the electrical switc...

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  5. A battery is made by using

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  6. Which of the following are insulators ?

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  7. Which of these conducts electricity ?

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  8. Which of the following devices does not convert electrical energy...

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  9. Devices that are used to convert electrical energy into heat ener...

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  10. A solar cell converts

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  11. In which case does the bulb glow ?

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  12. Which of the following bulbs is /are fused bulb (s) ?

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  13. When more than one electric cell have to be used , they are joined to...

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  14. Which of the following prevents a short circuit ?

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  15. Suppose you are a scientist and you have to make a satellite to sen...

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  16. A student , while making a circuit to make a bulb glow using a dry...

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  17. Which of the following pairs does not show same electrical property ...

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  18. The coloured plastic covering on an electric wire makes the wire

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  19. Electric current is carried from a powerhouse by

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  20. When will we get electric shock from the electric circuit ?

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