On a new stainless steel spoon if you see the image of your face upside down, then that part of the spoon acts like,
a. convex lens
b. concave mirror
c. convex mirror
d. concave lens
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The inner surface of the spoon acts like a concave mirror
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On a new stainless steel spoon if you see the image of your face upside down, then that part of the spoon acts like concave.
It is type of the telescopes which may them be large or small, and use concave mirror as per the size of telescope.
When the telescope is large and bigger mirrors for smaller ones in a small mirror is used in a fine manner .
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