Light reflection and refraction Worksheet-24
A. between the focus and centre of curvature
B. at the centre of curvature
C. beyond the centre of curvature
D. between the pole of the mirror and focus
A. At the principal focus of the lens
B. At twice the focal length
C. At infinity
D. Between the optical centre of the lens and its principal focus
A. Both are concave
B. Both are convex
C. The mirror is concave, but the lens is convex
D. The mirror is convex, but the lens is concave
A. plane B. concave
C. convex D. either plane or convex
A. convex B. concave
C. convex or concave D. cannot say
A. only convex mirror
B. only concave mirror
C. either convex or concave mirror
D. cannot say
A. at pole B. at focus
C. beyond 2 F D. between F and 2 F
A. at pole
B. at focus
C. between pole and focus
D. beyond twice the focal distance
A. convex mirror
B. concave mirror
C. both convex and concave mirrors
D. cannot say
A. 0° B. 90° C. 45° D. 180°
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