Home › CBSE Class 10 › Science › class10_light_mirrors › The line through the pole and the centre of curv…
The line through the pole and the centre of curvature is the:
APrincipal arc
BPrincipal area
CPrincipal axis
DPrincipal angle
Answer & Solution
Correct answer: C. Principal axis
1. It runs straight through the mirror.
2. It is taken as the x-axis in the sign convention.
3. It is the principal axis.
_Source: NCERT Class 10 Science, Ch 10 'Light - Reflection and Refraction'_
Related questions
A concave mirror focusing sunlight on paper makes the paper:Magnification is the ratio of the height of the image to the height of the:The mirror formula is valid for:The distance of the principal focus from the pole is the:The distance of the object from the pole is called the object:In that convention, which point is taken as the origin?The set of sign conventions used for mirrors is called:Convex mirrors are preferred for rear-view because the image is always: