Question 25
The velocities of light in air and glass are 3.0 x108ms-1 respectively. Calculate the sine of the angle of incidence that will produce an angle of refraction of 30 for a ray of light incident on glass.
Objective
Question details
- Exam body
- WAEC
- Subject
- Physics
- Year
- 1988
- Question no.
- #25
- Type
- Objective
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