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an object 2cm high is placed at a distance of 16cm from a concave mirror which produce 3cm high inverted image what is focal lengthof the mirror and also find the position of image

Posted by Parul Singh 6 years, 11 months ago

CBSE > Class 10 > Science

2 answers

Swati Poddar 6 years, 11 months ago

V= -24 or f will be - 9.5

1Thank You

Swati Poddar 6 years, 11 months ago

Height of object =2cm or u= -16cm and height of image = -3 cm(real and inverted)now find the magnification that is h'/h then find magnification -v/u after this you can find f because now you have v and u ( u is always negative).

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CBSE > Class 10 > Science