
TOTAL INTERNAL REFLECTION
Quiz by ANNIE PREEMA
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- Q1
Which of the following is a necessary condition for total internal reflection?(Understanding)
a) The angle of incidence in denser medium must be greater than the critical angle for the two media
b) The angle of incidence in the rarer medium must be greater than the critical angle for the two media
c)The angle of incidence in the denser medium must be lesser than the critical angle for the two media
d)The angle of reflection in the denser medium must be greater than the critical angle for the two med
b) The angle of incidence in the rarer medium must be greater than the critical angle for the two media
d)The angle of reflection in the denser medium must be greater than the critical angle for the two med
a) The angle of incidence in denser medium must be greater than the critical angle for the two media
c)The angle of incidence in the denser medium must be lesser than the critical angle for the two media
30s - Q2
When light is trapped inside an object rather than having the ability to escape, this can be used to create... (Application)
a) Electricity
b) Friction
c) Energy
d) Sparkles
Friction
Sparkles
Energy
Electricity
15s - Q3
Total internal reflection (Evaluate)
a) refers to light being reflected from a plane mirror
b) may occur when a fisherman looks at a fish in a lake
c) may occur when a fish looks at a fisherman on a lake
b) may occur when a fisherman looks at a fish in a lake
c) may occur when a fish looks at a fisherman on a lake
a) refers to light being reflected from a plane mirror
20s - Q4
Total internal reflection can be observed while underwater by look up at....
a) the surface from a small angle
b) the surface from a wide angle
c) the surface from a right angle
b) the surface from a wide angle
a) the surface from a small angle
c) the surface from a right angle
20s