24.1 – Investigating Current and Voltage in a Semiconductor Diode (Leaving Cert Physics): Flashcards

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24.1 – Investigating Current and Voltage in a Semiconductor Diode
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Semiconductor diode function

Allows current in one direction, blocks in opposite

Forward-biased diode

Allows current to flow through the diode

Reverse-biased diode

Blocks current flow through the diode

Ammeter for forward bias (range in mA)

Milliammeter (0-20 mA)

Ammeter for reverse bias (range in μA\mu A)

Microammeter (0-10 μA\mu A)

Junction voltage for silicon diode

Approximately 0.60.6 V

Max safe forward current for typical diode

Typically 5050 mA

Current below junction voltage

Very little current flows

Current above junction voltage

Increases dramatically/exponentially

Reverse bias leakage current

Typically less than 1μA1 \mu A

Forward bias resistance

Very low resistance (mA range currents)

Reverse bias resistance

Extremely high resistance (μA\mu A range currents)

Diode's key electrical property

Rectifying properties/one-way conduction

Explore Leaving Cert Physics Revision Notes by Topics

3.1 – Calculations of Refraction of Light

3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

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8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

Explore Leaving Cert Physics Model Answers by Topics

3.1 – Calculations of Refraction of Light

3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

Show more

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

Explore Leaving Cert Physics Quizzes by Topics

3.1 – Calculations of Refraction of Light

3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

Show more

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

Explore Leaving Cert Physics Exam Questions by Topics

3.1 – Calculations of Refraction of Light

3.2 – Measuring the Critical Angle and Refractive Index

4.1 – Verifying the Lens Equation

5.1 – Investigating Constant Velocity Using a Trolley or Rider

6.1 – Investigating Accelerated Motion Using a Trolley or Rider

6.2 – Determining Acceleration Due to Gravity

6.3 – Determining Acceleration Due to Gravity Using a Simple Pendulum

7.1 – Verifying the Law of Vector Addition

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

Show more

8.1 – Investigating Force, Mass and Acceleration Relationships

8.2 – Investigating Conservation of Momentum

9.1 – Determining Acceleration Due to Gravity

10.1 – Investigating Conservation of Energy on a Ramp

12.1 – Investigating Work and Energy in Stretching or Compression

12.2 – Verifying Hooke’s Law

13.1 – Investigating Alcohol as a Thermometer Liquid

14.1 – Determining the Specific Heat Capacity of a Liquid

14.2 – Determining the Latent Heat of Fusion and Vaporisation

16.1 – Verifying the Stretching of a Spring (Tension Model)

17.1 – Measuring the Wavelength of Light

22.1 – Investigating Current and Voltage Relationships

22.2 – Investigating Resistance in Series and Parallel

22.3 – Investigating the Effect of Temperature on Resistance

23.1 – Investigating Current and Voltage in a Filament Lamp

24.1 – Investigating Current and Voltage in a Semiconductor Diode

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