When two plane mirrors are parallel, such as on opposite walls in a barber shop,
ID: 1502939 • Letter: W
Question
When two plane mirrors are parallel, such as on opposite walls in a barber shop, multiple images arise because each image in one mirror serves as an object for the other mirror. An object is placed between parallel mirrors separated by 35 cm. The object is 5 cm in front of the left mirror and 30 cm in front of the right mirror.
(a) Find the distance from the left mirror to the first four images in that mirror.
.... cm (image 1)
..... cm (image 2)
....... cm (image 3)
........ cm (image 4)
(b) Find the distance from the right mirror to the first four images in that mirror.
.... cm (image 1)
.... cm (image 2)
.... cm (image 3)
..... cm (image 4)
Explanation / Answer
fisrt image from left = 5 cm behind left mirror
right mirror make 30 cm behind right or 65 cm from left mirror so secod image become at 65 cm
the first image in the left mirror is 60 cm from right mirror and forms 60 cm behind the right mirror or 95 cm from the left mirror .image 95 cm behind the left mirror
fourth image will be 135 cm
right
30 cm
60 cm
100 cm
130 cm
Related Questions
drjack9650@gmail.com
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.