Filament lamps

In this lesson we will be learning about the relationship between current, potential difference and resistance in a filament lamp. We will also be looking at its I-V graph.

Video

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Worksheet

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Quiz:

Filament Lamps

This quiz will test your knowledge from this lesson and your prior learning.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Q1.Revision: Which of these components is designed to break the circuit, if the current becomes too high?

1/6

Q2.When measuring the resistance of a lamp, which component (which is placed in series) varies the current in the circuit?

2/6

Q3.What happens to the brightness of the lamp as the potential difference is increased?

3/6

Q4.On a normal I-V graph what does a steep line represent?

4/6

Q5.Why does the resistance increase as the potential difference increases for a lamp?

5/6

Q6.If a current of 1.2 A passes through a lamp, and it has a potential difference of 18 V across it. What is the resistance of the lamp?

6/6

Quiz:

Filament Lamps

This quiz will test your knowledge from this lesson and your prior learning.

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Q1.Revision: Which of these components is designed to break the circuit, if the current becomes too high?

1/6

Q2.When measuring the resistance of a lamp, which component (which is placed in series) varies the current in the circuit?

2/6

Q3.What happens to the brightness of the lamp as the potential difference is increased?

3/6

Q4.On a normal I-V graph what does a steep line represent?

4/6

Q5.Why does the resistance increase as the potential difference increases for a lamp?

5/6

Q6.If a current of 1.2 A passes through a lamp, and it has a potential difference of 18 V across it. What is the resistance of the lamp?

6/6

Lesson summary: Filament lamps

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The next lesson in Electricity (FT) is "Diodes"

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