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प्रश्न
The bulb in the circuit shown in Figure does not glow. Can you identify the problem? Make necessary changes in the circuit to make the bulb glow.

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उत्तर १
The bulb in the circuit is not glowing because the two cells are not connected properly.
To make the bulb glow, the negative terminal of one cell should be connected to the positive terminal of the other cell, as shown in the given figure.

उत्तर २
The problem in this circuit is the combination of two cells. In the circuit, the positive terminal of one cell should be connected with the negative terminal of the other to make the bulb glow.

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संबंधित प्रश्न
To make a battery of two cells, the negative terminal of one cell is connected to the negative terminal of the other cell.
When the electric current through the fuse exceeds a certain limit, the fuse wire melts and breaks.
Zubeda made an electric circuit using a cell holder shown in Figure, a switch and a bulb. When she put the switch in the ‘ON’ position, the bulb did not glow. Help Zubeda in identifying the possible defects in the circuit.

Write true or false for a given statement.
Wool is a conductor of electricity.
In which of the following case the bulb will glow :
Mark the correct choice
- Assertion: In a simple battery circuit the point of highest potential is the positive terminal of the battery.
- Reason: The current flows towards the point of the highest potential
______ is an instrument used in electric circuits to find the quantity of current flowing through the circuit.
______ are used to connect devices.
Identify the circuit in which the electrical components have been properly connected.
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| (i) | (ii) | (iii) | (iv) |
Draw the symbols of the following circuit components.
Electric cell




