Question

express the following in decimal from42%​

Answer 1

Answer:

If a beam of red light and a beam of violet light are incident at the same angle on the

inclined surface of a prism from air medium and produce angles of refraction r and v

respectively, which of the following is correct?

A. r = v

B. r > v

C. r = 1/v

D. r < v

Answer 2

Answer:

42/100=0.42.

Step-by-step explanation:

i don't know to explain

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