Write two precautions while tracing the path of ray of light passing through rectangular prism.
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.
1. make sure pins are pinup in accurate distances.2. make sure that prism is polished or not.