Solar Cell

Q.

A solar cell is made up of ______.

1. magnesium

2. silicon

3. titanium

4. teflon

Q. In a village named Kowakol in Bihar, there is no electricity. Still Mr. Darshan Ram uses many electric appliances at his home like TV and Fridge. He is using a device to produce electricity. But Mr. Ram is not able to use electric appliances when the weather is cloudy. What is that device called?

1. Solar heater
2. Solar panel (set of solar cells)
3. Biogas generator
4. Solar cooker

Q.

In which of the following equipment do we use solar cells?

1. Traffic signals

2. Artificial satellite

3. All of the above

4. Calculators

Q.

Which elements are used in manufacturing of solar cells?

1. silicon

2. Silver

3. Gold

4. Zinc

Q.

How much power can be generated using single solar cell ?

1. 0.1 W

2. 20 W

3. 0.7 W

4. 1 W

Q.

Which device is used to convert solar energy of the sunlight to electrical energy?

1. solar cells

2. solar cooker

3. solar heater

4. All of these

Q.

A solar cell converts ______.

1. heat energy into light energy

2. solar energy into light energy

3. solar energy into electrical energy

4. heat energy into electrical energy

Q.

What are the advantages of solar cell?

1. Little maintenance

2. All of these

3. No moving parts

4. Can be set up in remote areas

Q. Solar cells convert solar energy into:

1. Mechanical energy
2. Electrical energy
3. Heat energy
4. Sound energy

Q. Solar cells convert solar energy into:

1. Mechanical energy
2. Electrical energy
3. Heat energy
4. Sound energy