Select the incorrect statement A. Forests provides variety of products. B. Forests have greater plant diversity . C. Forests do not conserve soil . D. Forest conserve water .
Sivadharni
Asked:
December 2022
Which one is inexhaustible natural resource? A. Forests B. Minerals C. Coal D. Water
Sivadharni
Asked:
December 2022
An object is kept at a distance of 15 cm from a 1. Concave mirror 2. Convex lens 3. Plane mirror The focal length of the convex mirror and the concave lens are 10 cm each. Draw the appropriate ray diagrams, showing the formation of image ,...
Sivadharni
Asked:
December 2022
State the mirror formula for determining the focal length of spherical mirrors .write the meanings of the symbols used an object is placed at a distance 25 cm from a concave mirror of focal length 15 cm . calculate the distance of the image from the mirror.