Question
The incident ray, the ray perpendicular to the point of incidence, and the reflected ray all lie________.
The correct answer is
in the same plane
The correct answer is in the same plane.
Key Points
- According to the first law of reflection, the incident ray, reflected ray, and the normal at the point of incidence all lie in the same plane.
- The normal is perpendicular to the reflecting surface.
- The angle of incidence ∠ i is equal to the angle of reflection ∠r.
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Important Questions from Optics
Which among the following is used as a reflector in search lights?
Which is the only event to prove that light is a transverse wave?
A. Scattering of light
B. Interference
C. Diffraction
D. Polarisation
In which a convex mirror is used?
A. Rear View mirrors in vehicles
B. Glass windows
C. Makeup Mirror
D. Kaleidoscope
Which mirror is preferred as a rear-view (wing) mirror in vehicles because of its wider field of view?
Mirages are formed primarily due to _________of light.
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