Semiconductor

The video tutorial explains the differences between conductors and insulators, highlighting how semiconductors can control electrical currents without physical movement. It emphasizes the small size and cost-effectiveness of semiconductor devices, which are fundamental to modern electronic technology.

What is the unique property of semiconductors that differentiates them from pure conductors or insulators?

• They can act as both conductors and insulators.

• They are always better insulators than conductors.

• They can only conduct electricity in one direction.

• They can conduct electricity only at high temperatures.

How do semiconductors control electrical currents without physical movement?

• By changing their physical shape.

• By altering their conductive properties.

• Through chemical reactions.

• By using magnetic fields.

What advantage do semiconductors offer due to their small size?

• They are easier to recycle.

• They require less energy to operate.

• They are more durable than larger components.

• They allow for the production of low-cost devices.

What is the primary role of semiconductor devices in modern technology?

• To replace outdated mechanical systems.

• To form the basis of modern electronic technology.

• To provide power to electronic devices.

• To enhance the speed of data processing.

Why are semiconductors crucial in the development of electronic devices?

• They are the most expensive component.

• They are the easiest to manufacture.

• They are the largest component in devices.

• They enable the miniaturization of electronic circuits.