2.6 Interference Flashcards
1
Q
Phase
A
Two Points in —– travelling in the same way
2
Q
Coherent
A
When Two waves have a constant phase relationship
3
Q
Destructive
A
Two waves of opposite waveform collide which causes them to cancel out
4
Q
Constructive
A
When two waves of the same wave form meet in phase causing the a maxima to occur
5
Q
What are gratings
A
Many small equally spread slots that are very close together
6
Q
What interference is constructive considered at for sound
A
Loud
7
Q
What interference is destructive considered at for sound
A
Quiet
8
Q
What interference is constructive considered at for light
A
Light
9
Q
What interference is destructive considered at for light
A
Dark
10
Q
Equation used in interference
A
mλ = dSinØ
