QuestionMay 18, 2025

5. Name three advantages of the tran- sistor over the vacuum tube. 6. What is a photovoltaic cell? 7. What is an LED? 8. What is an integrated circuit? 9. List three advantages of the inte- grated circuit over individual components.

5. Name three advantages of the tran- sistor over the vacuum tube. 6. What is a photovoltaic cell? 7. What is an LED? 8. What is an integrated circuit? 9. List three advantages of the inte- grated circuit over individual components.
5. Name three advantages of the tran- sistor over the vacuum tube. 6. What is a photovoltaic cell? 7. What is an LED? 8. What is an integrated circuit? 9. List three advantages of the inte- grated circuit over individual components.

Solution
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Answer

1. Smaller size, greater reliability, lower power consumption. ### 2. Converts sunlight into electricity using the photovoltaic effect. ### 3. Semiconductor device emitting light when current passes through. ### 4. Set of electronic components on a single semiconductor material. ### 5. Reduced size, enhanced performance, lower cost in mass production. Explanation 1. Advantages of Transistor 1. Smaller size, allowing for compact devices. 2. Greater reliability and longer lifespan. 3. Lower power consumption compared to vacuum tubes. 2. Definition of Photovoltaic Cell A photovoltaic cell converts sunlight directly into electricity using the photovoltaic effect. 3. Definition of LED An LED (Light Emitting Diode) is a semiconductor device that emits light when an electric current passes through it. 4. Definition of Integrated Circuit An integrated circuit is a set of electronic components such as transistors, resistors, and capacitors fabricated onto a single piece of semiconductor material. 5. Advantages of Integrated Circuit 1. Reduced size and weight due to miniaturization. 2. Enhanced performance and speed. 3. Lower cost in mass production compared to individual components.

Explanation

1. Advantages of Transistor<br /> 1. Smaller size, allowing for compact devices.<br /> 2. Greater reliability and longer lifespan.<br /> 3. Lower power consumption compared to vacuum tubes.<br /><br />2. Definition of Photovoltaic Cell<br /> A photovoltaic cell converts sunlight directly into electricity using the photovoltaic effect.<br /><br />3. Definition of LED<br /> An LED (Light Emitting Diode) is a semiconductor device that emits light when an electric current passes through it.<br /><br />4. Definition of Integrated Circuit<br /> An integrated circuit is a set of electronic components such as transistors, resistors, and capacitors fabricated onto a single piece of semiconductor material.<br /><br />5. Advantages of Integrated Circuit<br /> 1. Reduced size and weight due to miniaturization.<br /> 2. Enhanced performance and speed.<br /> 3. Lower cost in mass production compared to individual components.
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