What happens to the focal length of a lens if it is dropped in water and why?
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
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.
The focal length of the lens will increase as the refractive index of water and lens has less difference than the refractive index of air and lens
Nothing focal length utni hi rahegi