Question
A spider hangs by its string at an eye level 20 cm in front of the plane mirror. You are behind the spider, 50 cm from the mirror. What is the distance betwen your eye and the image of the spider in the miror?
The spider's image is 20 m behind the mirror. Add 50 cm (your eye-mirror distance) to that.
The spider's image is 20 m behind the mirror. Add 50 cm (your eye-mirror distance) to that.