Numerical Problems from Light

Madhu sent us the following problems from "Light". Visitors can attempt to solve the problems by quoting the question number. Most of the questions below are based on mirror formula and lens formula.   Mirror Formula   Lens Formula   Now try solving these questions/problems. If in doubt or not able to solve the problems, … Continue reading Numerical Problems from Light

A question from practical life situation

“I was hit in the head with a 10 lb 10 inch circular disc a truck ran over my ques is? If it launched from ground level traveled 18.3 feet and hit my head i’md im 6’3. At what speed was it traveling? if it weighs 10 lbs what was its weight really like when [...]