According to legend Archimedes built a Death Ray using a mirror
and reflecting the rays from the sun it onto enemy ships below
causing them to burst into flame. The mirror Archimedes would have
used would most definitely have been
a.
concave
b.
convex
c.
probably imaginary
d.
a&c
Convex mirrors are great when
a.
you need to focus light rays to a point
b.
you need to see a large area through a small surface
c.
both a&b
d.
Neither a&b
Concave mirrors are great when
a.
You need to focus light rays to a point
b.
you need to see a large area through a small surface
c.
both a&b
d.
Neither a&b