Question 7
A beam of light is incident from air to water at an angle of 30°. Find the angle of refraction if the refractive index of water is 4/3.
Objective
Question details
- Exam body
- UNN
- Subject
- Physics
- Year
- 2009/2010
- Question no.
- #7
- Type
- Objective
More from this paper
- Q3A bead travelling on a straight wire is brought to rest at 0.2m by friction. If…
- Q4A machine whose efficiency is 60% has a velocity ratio of 5. If a force of 500N…
- Q5A mass of gas at 7°C and 70 cm of mercury has a volume of 1200cm 3 . Determine…
- Q9A boy on looking into a mirror discovers that his face appeared to have grown…
- Q10Find the frequencies of the first three harmonics of a piano string of length…
- Q11The resistance of a piece of wire of length 20cm and cross-sectional area 8 x 10…