At what angle with the ground should a projectile be thrown to reach the maximum distance? a.) 0° with the ground b.) 45° with t
1 answer:
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Answer:
At the focus
Explanation:
In car head lights concave mirrors are used. The light bulbs in these headlights are place along the principal axis as shown in the figure. On this Principal axis light bulbs are place at the Focus to get maximum brightness. As from the figure we can conclude that light rays coming from infinity converse at focus thus, giving maximum brightness.
