Question

According to New Cartesian Sign Convention:; A. focal length of concave mirror is positive and that of convex mirror is negative; B. focal length of concave mirror is negative and that of convex mirror is positive; C. focal length of both concave and convex mirrors is negative; D. focal length of both concave and convex mirrors is positive

Answer 1

Answer:

b) focal length of concave mirror is negative and focal length of convex mirror is

positive

Explanation:

b) option is the appropriate answer for this question