Question 2:-
If a person of height 1.45 m stands in front of a plane mirror, he/she would get an image as
high as:
1 50 cm
2 1450 mm
3 145 mm
4 14.5 cm
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Answer:
1450mm
because 1m=1000mm
So 1.45m = 1.45×1000mm=1450mm
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