Using a certain concave mirror, the
magnification
was
found to be 4 times as great when t...
Physics, 04.12.2020 18:00 officialgraciela67
Using a certain concave mirror, the
magnification
was
found to be 4 times as great when the objecte was 25.com
from the mirror as it is , with the object at. 40 cm, from
the mirror, the image being real in both cases. Calculate
the focal length of the mirroy. [Ans. 20cm]
Answers: 2
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