In: Physics
Question 20
Light moves from inside an ice cube to air. At what angle was the light incident upon the ice/air boundary if the refracted angle was 35°? The index of refraction for the air is 1.0 and 1.4 for the ice.
Question 20 options:
53°  | |
35°  | |
12°  | |
66°  | |
24°  | 
Question 203
An object is placed 10 cm in front of a concave mirror of focal length 5 cm. The image produced is
Question 23 options:
Virtual and upright  | |
None of the above  | |
Real and inverted  | |
Real and upright  | |
Virtual and inverted  |