The power of lens is -2dioptre. Write its focal length and nature
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Answered by
3
Explanation:
If the power is -2D
the We know formula to find focal length in this case that f = 1 / P
f = - 1 /2
f = -0.5
Here -ve sign shows that it's concave mirror
Answered by
0
Answer:
focal length is 1/-2metre
= - 0.5 metre
and
the lens is of concave type
because focal length is negative
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