You don't have any matches, so you want to focus sunlight to ignite a pile of twigs for a campfire. Which mirror would be best to use?
A.convex mirror
B.concave mirror
C.flat mirror
D.plane mirror

Question

You don't have any matches, so you want to focus sunlight to ignite a pile of twigs for a campfire. Which mirror would be best to use?
A.convex mirror 
B.concave mirror
C.flat mirror 
D.plane mirror

thedj4jc · Answer

B is what I found

thedj4jc · Answer

Was that right?

shamim · Answer

After reflection of sunlight by a concave mirror meets on a focus point nd helps to ignite

shamim · Answer

We hv to put object on focus point of concave mirror to ignite

shamim · Answer

Can u tell me abt convex mirror