Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 10 Answered

need the sign conventions for mirrors and lenses
Asked by k_airness | 26 Jan, 2009, 09:17: PM
answered-by-expert Expert Answer

Pls. post each query seperately.

Sign conventions used in mirrors:-

1) All the distances are measured from pole of the mirror.

2) Distances measured in the direction of incident ray are taken as positive.

3) Distances measured in the direction opposite to that of  incident ray are taken as negative.

4) In case of real image (distance of image) is taken as negative and in case of a virtual image , it is taken as positive.

5) The focal length of a convex mirror is taken as positive and that of a concave mirror is taken as negative.

Answered by | 26 Jan, 2009, 10:55: PM
CBSE 10 - Physics
Asked by suryamr2019 | 08 Mar, 2024, 04:32: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
Asked by nandanagnair | 17 Dec, 2023, 03:44: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
Asked by 0 0 | 19 Oct, 2023, 03:51: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
Asked by bubbynaik77 | 29 Sep, 2023, 09:34: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
Asked by gurcharansingh37306 | 10 Sep, 2023, 12:53: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 10 - Physics
Asked by Shiwani.Sawant | 28 Jul, 2023, 09:42: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
Get Latest Study Material for Academic year 24-25 Click here
×