P1.3 (Mains electricity) ( ray diagrams) Flashcards Preview

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Flashcards in P1.3 (Mains electricity) ( ray diagrams) Deck (6)
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1
Q

The image in a plain mirror is…

A
  • Virtual
  • Upright
  • Laterally Inverted
2
Q

The law of reflection

A

The angle of incidence equals the angle of reflection

3
Q

What is the angle of incidence?

A

The angle between the line of incidence and the normal

4
Q

What is the angle of reflection?

A

The angle between the line of reflection and the normal

5
Q

What is the normal?

A

A line intersecting another line at a right angle, that the ray might be reflected towards or away from.

6
Q

In which direction should the arrows on the light lines face?

A

The direction in which it is travelling.