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Answer

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Answer 1

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Answer 2

Answer:

The focal length f = –15/2 cm = –7.5 cm (i) The object distance u = –10 cm. Then Eq. (1) gives The image is 30 cm from the mirror on the same side as the object. Also, magnification m = -u/v = - (-30/-10) = -3. The image is magnified, real and inverted.

Read more on Sarthaks.com - https://www.sarthaks.com/428926/object-placed-front-concave-mirror-radius-curvature-find-position-nature-magnification