Question

Under which of these conditions will no image be formed (real or virtual) for an object placed in front of a concave mirror?

Answer 1

i really need help for real some body help me

Answer 2

please

Answer 3

were are the options?

Answer 4

ok wait

Answer 5

A) The object is placed at the focal point on the principal axis
B)The object is placed at the center of curvature on the principal axis
c)The object is placed between the center of the curvature and focal point on the principal axis
C)The object is placed between the center of the vector on the principal axis

Answer 6

the last one is so pose to be the letter D instead of C

Answer 7

think about how the rays behave after being reflected in a concave mirror, and what is the condition for a image to be formed by light rays.
Also take a look at this link:
http://www.physicsclassroom.com/class/refln/Lesson-3/Image-Characteristics-for-Concave-Mirrors
:)

Answer 8

I need an answer cause I am getting time by this qurstion
so please help me

Answer 9

please

Answer 10

take 2 minutes to look at that link, the possible cases are listed and explained there, the answer is there!

Answer 11

where

Answer 12

this is the link again: http://www.physicsclassroom.com/class/refln/Lesson-3/Image-Characteristics-for-Concave-Mirrors
just scroll down a little and you will find 5 cases listed, read the analysis for each of them...