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When an incident ray makes an …

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When an incident ray makes an angle of 40c with a normal to the air glass interface of the rectangular glass slab. The value of angle of emergence is- (a) 30° (b) 60° (c) 90° (d) 40°

Posted by Rohit Kumar 4 years, 1 month ago

CBSE > Class 10 > Science

3 answers

Raghavi Pattar 4 years, 1 month ago

40 because angle of incidence is equal to angle of emergence ....

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Ripandeep Kaur 4 years, 1 month ago

0Thank You

Parth Chaturvedi 4 years, 1 month ago

40 as I and e are equal (angles)

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Posted by Pandey Ji 5 months, 4 weeks ago

CBSE > Class 10 > Science