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ICSE Class 7 Physics Question 9 of 33

Light Energy — Question 9

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Question

Question 9

The diagram shows an incident ray AO and the reflected ray OB from a plane mirror. The angle AOB is 30°. Draw normal on the plane mirror at the point O and find:

(a) the angle of incidence

(b) the angle of reflection.

The diagram shows an incident ray AO and the reflected ray OB from a plane mirror. The angle AOB is 30°. Draw normal on the plane mirror at the point O and find: (a) the angle of incidence (b) the angle of reflection. Light Energy, Concise Physics Solutions ICSE Class 7.

Answer

(a) The angle of incidence is 15°.

(b) The angle of reflection is 15°.

The diagram shows an incident ray AO and the reflected ray OB from a plane mirror. The angle AOB is 30°. Draw normal on the plane mirror at the point O and find: (a) the angle of incidence (b) the angle of reflection. Light Energy, Concise Physics Solutions ICSE Class 7.