Physics Worksheet 7 th light
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Answer:
1.concave
2.concave
3.inverted
4.concave
5.plane mirror
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Q1
a) Concave mirror
b) Concave lens
c) Real or Virtual image
d) Concave mirror
e) Rainbow
Q2
1) ans : Images formed by plane mirror are virtual, upright, left-right reversed, the same distance from the mirror as the object's distance and the same size as the object.
2) ans: A spherical mirror is a mirror which has the appearance of the spherical surface cut out of a portion. Principal focus or a focal point of spherical mirror is on the axis of a mirror or lens where after reflection or refraction of rays of light parallel to the axis converge or begin to converge.