what sign convention are used for reflection from a spherical mirror
Answers
Answer:
An agriculture labourer has no right of lease or contract and has no risk in the cultivation on land but merely works on another person's land for wage. There are two types of agricultural labourers. First, those attached to some other farming households on the basis of a written or oral agreement.
Explanation:
Agricultural labourers are those who work in other farmer's field or their own fields , providing the labour required for farming themselves. they come either from landless families or families cultivating small plots of land.
Answer:
Sign is taken as + (positive) behind the spherical mirror. For example if an image is formed behind the mirror, the distance of image is taken as + (positive) from pole along the principal axis. The height of is taken as + (positive) above the principal axis and taken as – (negative) below the principal axis.