Transmitter

The video discusses the role of antennas in communication and measurement. It explains the use of large transmitters in broadcasting and radar, and highlights the integration of smaller transmitters in devices like cell phones, Bluetooth gadgets, and computers.

What is the primary purpose of an antenna?

• For visual display

• To store data

• For communication or measurement

• To generate electricity

Which of the following is a common use for large transmitters?

• In handheld gaming devices

• In broadcasting and radar

• In personal computers

• In home appliances

Where are smaller transmitters typically found?

• In large industrial machines

• In cell phones and Bluetooth devices

• In kitchen appliances

• In public transportation systems

Which device is least likely to contain a small transmitter?

• Bluetooth speaker

• Cell phone

• Desktop computer

• Refrigerator

What is a key difference between large and small transmitters?

• Large transmitters are used in personal gadgets

• Small transmitters are used in broadcasting

• Large transmitters are used in radar systems

• Small transmitters are used in industrial machines