Question

one doubt guys in convex mirror the focal length is negative or positive please help me friends​

Answer 1

Answer:

In Convex mirror the focal length is positive

Answer 2

HEY WELCOME TO MY PERFECT ANSWER -:)

CONVEX MIRROR

Since u know F =2R

Always taking U as negative we will fnd that R is in other side ..so R is Positive..

And becoz R is Positive then F should be positive.

✌✌Look attachment

Conclusion -Focal Length of convex mirror is positive