Question

if focal length of a concave mirror is is 5cm if the object is placed at 3cm from pole then it's m will be
a} positive and <1
b} positive and >1
c} negative and <1
d} negative and >1​

Answer 1

Answer:

b} positive and >1

Explanation:

if focal length of a concave mirror is is 5cm if the object is placed at 3cm from pole then it's m will be positive and >1