Saved Bookmarks
| 1. |
A convex mirror used on a bus has a focal length of 200 cm. If a scooter is located at 100 cm. from this mirror, find the position, nature and magnification of the image formed in the mirror. |
|
Answer» Given f=200cm u=100cmv=?mirror formula1/f=1/u+1/v by sign convention1/200=1/-100+1/v1/v=1/200+1/100=3/200v=200/3=66.6cmtherefore, the IMAGE is formed at 66.6cm BEHIND the mirror and it is virtual image .m=-v/u=-66.6/-100=66.6/100=0.66therefore , the image is erect and SMALLER in SIZE by a factor of 0.66Explanation:MARK ME BRILLIANT AND LIKE IT |
|