Question

(A) clockwise, 1.57 ms
ns-
(C) anti clockwise, 1.57 ms
-1
(B) clockwise, 3.14 ms
(D) anti clockwise, 3.14 ms
12.
In a concave mirror an object is placed at a distance x from the focus and the image is
formed at a distance X2 from the focus. Then the focal length of the mirror is:
(A) XX2
(B) x, X
(C)+x
(D)
2​

Answer 1

Answer:

sorry bro I dont know ok