Question

The construction of a triangle ABC , given that AB=5 cm , LA=45degree is possible when BC+CA is equal to
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Answer 1

Answer:

Assertion : The frequency of light does not change when it travels from one medium to

another.

Reason : The incident ray, the normal and the refracted ray may lie in different planes.

(a) If both assertion and reason are true and the reason is the correct explanation of

assertion

(b) If both assertion and reason are true but reason is not the correct explanation of the

assertion.

(c) If assertion is true but reason is false

(d) If assertion is false but reason is true.