which of the following doesnot apply to cancave mirror: A. focal lenght is negative B.image distance can be positive or negative C.image distance is always negative D.height of the image can be positive or negative
Answers
Answered by
1
Answer:
focal length is positive
Explanation:
Focal length is positive" is one of the option that doesn't apply for the concave mirror. Explanation: The focal length is negative for a concave mirror since according to the Cartesian Sign, the object is placed "in front of the mirror" and the sign of the object is taken as 'negative'.
Similar questions