Primary and Secondary Cell

Q.

Can a capacitor act as a battery$?$

Q.

Can dry cells be recharged?

Q.

Which cell is also called storage cell and can be reused?

1. Generator

2. Tertiary cell

3. Primary cell

4. Secondary cell

Q. Which of the following serves as the negative terminal of a dry cell?

1. Zinc
2. Aluminium
3. Carbon
4. Iron

Q. Which of the following statement(s) is/are correct about a dry cell?

1. Zinc acts as the negative terminal of the cell.
2. It can be recharged once its contents are exhausted.
3. A carbon rod with a metal cap acts as the positive terminal.
4. It contains a mixture of aluminium chloride and carbon particles.

Q.

Name the three sources of electricity.

Q. Which of the following is a source of electrical energy?

1. Dry cell
2. Electric meter
3. CFL
4. Electric motor

Q.

In a secondary cell chemical reaction is ___

Q.

_________ cell can be recharged again and again.

Q.

The cells which cannot be reused once it is discharged is called ___ .

1. Primary cell

2. Secondary cell

3. Tertiary cell

4. Generator

Q. When the chemicals in a cell get used up, then:

1. It works more efficiently.
2. It stops working.
3. It works just like before.
4. It melts down.

Q.

Zinc is used to make dry cells and electrodes.

1. True
2. False

Q.

Why dry cell or leclanche cell is not suitable for obtaining continuous current over a long period of time?

Q.

How do you know if you have a bad car battery?

Q. Differentiate between a cell and a battery. [2 Marks]

Q.

An electric motor converts mechanical energy into electrical energy.

1. False
2. True

Q. A terminal having local processing capability is?

1. Intelligent terminal
2. Optical terminal
3. None of the above
4. KIPS
5. AI