Reflection of Waves (HSC SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What does the law of reflection state about angles?
What does the law of reflection state about angles?
From what reference line are angles of incidence and reflection measured?
From what reference line are angles of incidence and reflection measured?
The normal to the surface
Which wave property changes during reflection?
Which wave property changes during reflection?
Direction of propagation
How do parallel rays behave when reflected from a plane mirror?
How do parallel rays behave when reflected from a plane mirror?
Remain parallel
What happens to parallel rays striking a concave reflector?
What happens to parallel rays striking a concave reflector?
They converge at the focal point
In car headlights, where is the bulb positioned relative to the parabolic reflector?
In car headlights, where is the bulb positioned relative to the parabolic reflector?
At the focal point
How do parallel rays behave after reflecting from a convex surface?
How do parallel rays behave after reflecting from a convex surface?
They diverge (spread out)
What is the main advantage of convex mirrors in vehicles?
What is the main advantage of convex mirrors in vehicles?
Wider field of view
How are rays drawn in relation to wavefronts?
How are rays drawn in relation to wavefronts?
Perpendicular to wavefronts
Why are parabolic reflectors preferred over circular ones?
Why are parabolic reflectors preferred over circular ones?
Single well-defined focal point