Question

An object is placed 70 cm from a concave mirror. The image is real and 125 cm from the mirror. What is the focal length of the mirror? An object is placed 30 cm in front of a mirror. The image is virtual and located 75 cm behind the mirror. What is the focal length of the mirror? What kind of mirror is it?

Name: an object is placed 70 cm from a concave mirror the image is real and 125 cm from the mirror what is the focal length of the mirror an object is placed 30 cm in front of a mirror the image i 92406
Uploaded: 2022-06-10T11:32:59-08:00
Duration: 1 min 51 s
Channel: Madhur L
Description: an object is placed 70 cm from a concave mirror the image is real and 125 cm from the mirror what is the focal length of the mirror an object is placed 30 cm in front of a mirror the image i 92406

          An object is placed 70 cm from a concave mirror. The image is
real and 125 cm from the mirror. What is the focal length of the
mirror?
An object is placed 30 cm in front of a mirror. The image is
virtual and located 75 cm behind the mirror. What is the focal
length of the mirror? What kind of mirror is it?

Added by Carlos R.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Madhur L

06/10/2022

Step 1

Step 1: For the first part of the question, we are given: Object distance (u) = -70 cm Image distance (v) = -125 cm Show more…

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An object is placed 70 cm from a concave mirror. The image is real and 125 cm from the mirror. What is the focal length of the mirror? An object is placed 30 cm in front of a mirror. The image is virtual and located 75 cm behind the mirror. What is the focal length of the mirror? What kind of mirror is it?