Question

1.In sign convention to be followed the
mirror is kept with its reflecting face..​

Answer 1

Explanation:

REFLECTING FACE

negative (–)

POLISHED FACE

positive (+)

Answer 2

answer

– (negative

+ (positive)

Explanation:

Sign is taken as – (negative) from pole of a spherical mirror towards object along the principal axis. This means sign is always taken as – (negative) in front of a spherical mirror. ... For example if an image is formed behind the mirror, the distance of image is taken as + (positive) from pole along the principal axis.

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