Advertisements
Advertisements
Question
If the angle between the plane mirror and the incident ray is 40∘, what are the angles of incidence and reflection?
Diagram
Advertisements
Solution
`angle i + 40° = 90°`
`=> angle i = 50°`
Using law of reflection, we have
`angle i = angle r = 50°`
shaalaa.com
Is there an error in this question or solution?
RELATED QUESTIONS
What do you mean by the term reflection of light ?
Figure shows an incident ray AO and the normal ON on a plane mirror. The angle which the incident ray AO makes with mirror is 30°. (a) Find the angle of incidence. (b) Draw the reflected ray and then find the angle between the incident and reflected rays.
State four uses of a plane mirror.
Draw a neat two ray diagram to illustrate how a concave mirror is used as a shaving mirror.
What is a real image?
Write down four characteristics of light.
Name the substance through which light is made to pass.
Are metals transparent by nature?
State three characteristics of the image formed by a concave mirror.
Which material is transparent?
