Which of the following term is used for the point at which the incident ray strikes the refracting surface?
a)point of incidence
b)parallel
c)refracted ray
d) normal
Which of the following term is used for the line drawn at right angles to refracting surface at the point of incidence?
a) incident ray
b) perpendicular
c)refracted ray
d)normal
When light moves from a material in which its speed is higher to a material in which its speed is lower, the light ray………
a) bends toward normal
b) bends away from normal
c) does not bend
d) none of these
When light moves from
a material in which its speed is lower to a material in which its speed is higher,
the light ray………
a) bends toward normal
b) bends away from normal
c) does not bend
d) none
of these
What
happens to the light ray when it moves from air to glass?
a) it bends toward normal
b) it bends away from normal
c) it does not bend
d)
none of these
What happens to the light ray when it moves from air to water?
a) it bends toward normal
b) it bends away from normal
c) it does not bend
d) none of these
Option a is corrct
by at 2024-07-23 20:32:02