Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

You must login to ask a question.

You must login to add post.

Please briefly explain why you feel this question should be reported.

Please briefly explain why you feel this answer should be reported.

Please briefly explain why you feel this user should be reported.

Ask A Question

Naina Venkatesh

Asked: 3 years ago2022-11-08T22:15:38+05:30 2022-11-08T22:15:38+05:30In: Class 10

When we keep lens in water than there is any change in its focal length. How and why?

Leave an answer