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प्रश्न
Can the cell used in the clock gives us an electric shock? Justify your answer.
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उत्तर
- The cell used in the clock will not give us an electric shock because the voltage of that cell is very low nearly 1.5 v.
- So it will not affect our body.
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संबंधित प्रश्न
State two precautions that you must take when switching on an electric circuit.
Describe the construction, working and usefulness of a dry cell, with the help of a diagram.
Name the scientist who invented the electric cell.
Which one of the following is using secondary using cells?
A chemical solution that produces positive and negative ions is used as ______.
Match the following
| 1. | Dry cells | a. | Reversible |
| 2. | Electrolyte | b. | Opens or closes the circuit |
| 3. | Switch | c. | Solution |
| 4. | Secondary cell | d. | Torches |
Write the differences between the primary cell and the secondary cell.
Choose the incorrect statement.
Paheli wanted to glow a torch bulb using a cell. She could not get connecting wires, instead, she got two strips of aluminium foil. Will she succeed? Explain, how?
Figure A and B, show a bulb connected to a cell in two different ways.
- What will be the direction of the current through the bulb in both the cases. (Q to P or P to Q)
- Will the bulb glow in both the cases?
- Does the brightness of the glowing bulb depend on the direction of current through it?
