Science, asked by smarty131, 1 year ago

a convex lens can be used to start a fire .how and why?

Answers

Answered by Himanshukajaria
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 rohan5101
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
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