a convex lens can be used to start a fire .how and why?
Answers
Answered by
25
convex lens is used to start fire as it is also called conversing lens it traps the heat of the sun at a place and focuses on a point and helps to start fire quickly.
Answered by
17
it is converging lens it converge the all rays of sun and focus at a point which increases the ignition temp of material and it starts burning
hope it helps you
hope it helps you
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