Chemistry, asked by shruti431, 1 year ago

an object kept 60 cm from a lens gives a virtual image 20 cm ik n front of the lens. what is the focal length if the lens? it is a converging lens or diverging lens?​

Answers

Answered by anshikaverma29
2

Solve the problem by using lens formula:-

1/v-1/u=1/f

u will get f= 30cm

Which shows that the lens is converging..


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