Multiple Choice
How far must a man's face be located in front of a concave spherical shaving mirror of radius 120 cm for him to see an erect image of his face four times its real size?
A) -75 cm
B) 45 cm
C) 75 cm
D) 90 cm
E) 150 cm
Correct Answer:
Verified
Correct Answer:
Verified
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