Question 31
When a ray of light is incident normally on an air- glass interface, its angle of refraction is
Objective
Question details
- Exam body
- WAEC
- Subject
- Physics
- Year
- 1996
- Question no.
- #31
- Type
- Objective
More from this paper
- Q27A boy walks away from a plane mirror at a speed of 3 ms-1 in a direction normal…
- Q28The graph above shows the relationship between sin i and sin r for a ray of…
- Q29When a ray of light is incident normally on an air- glass interface, its angle…
- Q33A converging lens of focal length 5cm forms a virtual image which is 10cm from…
- Q34Which of the following instruments produces sound by the vibration of air…
- Q35The walls and ceilings of many standard auditoria are covered with perforated…