Question

Between which two points of concave mirror should an object be placed to obtain a magnification of
(a) −3
(b) +2.5
(c) −0.4

Answer 1

Answer:a) b/w f nd c

b) b/w p and f

c) beyond c

Explanation:

Answer 2

Answer:

for option (b)the object should be placed between focus and pole....

sorry bro I don't know answer of option a and b surely.....