Can the cell used in the clock gives us an electric shock? Justify your answer.

Short/Brief Note

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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Chapter 2: Electricity - Evaluation [Page 30]

Chapter 2 Electricity
Evaluation | Q VII. 2. | Page 30

Mention two advantages of a dry cell.

Name the scientist who invented the electric cell.

Name the device used to generate electricity.

Secondary cells are used in ______.

______ cell is used to operate devices such as mobile phones, computers, and emergency lights.

A battery is a group of ______.

Write the differences between the primary cell and the secondary cell.

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?

Fig. 12.10 A and B, show a bulb connected to a cell in two different ways.

Will the bulb glow in both the cases?

Think of six activities which use electric current. Also name the devices used to perform the activity.