1. Find the size, nature and position of image formed by Concave Mirror, When an object of size 1 cm is placed at
a distance of 15 cm. Given focal length of mirror is 10 cm.
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Explanation:
u=-15cm
f=10cm
h=1cm
1/f=1/u + 1/v
1/10=1/-15 + 1/v
1/v=1/-15 - 1/10
1/v = -2-3/30
1/v = -5/30
1/v = -6
Nature= Real and inverted
Position= behind the mirror
Size = enlarged
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