Understanding Forward and Reverse Bias in Semiconductors

Understanding Forward and Reverse Bias in Semiconductors

Assessment

Interactive Video

Physics

9th - 10th Grade

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct connection for a forward bias in a semiconductor?

Positive to p-type, negative to n-type

Positive to n-type, negative to p-type

Both terminals to n-type

Both terminals to p-type

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the outcome of a forward-biased connection in terms of current flow?

Current flow is unpredictable

High current flows

Low current flows

No current flows

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a diode symbol, what does the arrow represent?

The voltage level

The direction of current flow

The direction of electron flow

The type of semiconductor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a forward-biased diode, what is the relationship between the arrow direction and current flow?

They are unrelated

They are the same

They are perpendicular

They are opposite

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the current when the voltage in a forward-biased circuit exceeds the barrier voltage?

The current decreases

The current stops

The current increases

The current remains the same

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is reverse bias achieved in a semiconductor?

By connecting positive to p-type and negative to n-type

By connecting positive to n-type and negative to p-type

By increasing the voltage

By decreasing the voltage

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary characteristic of a reverse-biased circuit?

Alternating current flow

High current flow

No or very low current flow

Unstable current flow

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