2 A person standing 1 m in front of a plane mirror approaches the mirror by 40 cm. The new distance between the person and his image in the plane mirror is
60 cm
1.2 m
1.4 m
2.0 m
Answers
Answered by
9
As he is moving towards the mirror,
1m=100cm-40cm=60cm
i.e. the distance from mirror and object is 60cm
Distance between image and object is 60+60=120cm
1m=1/100cm
=120/100
=12/10=1.2m
Therefore the answer us 1.2m
Answered by
1
Answer:
As he is moving towards the mirror,
1m=100cm-40cm=60cm
i.e. the distance from mirror and object is 60cm
Distance between image and object is 60+60=120cm
1m=1/100cm
=120/100
=12/10=1.2m
Therefore the answer us 1.2m
Explanation:
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