123abc22 Asked: December 2022 A convex lens of focal length 30cm, forms an image of an object, twice the size of of the object. Find two
123abc22 Asked: December 2022 when is the potential difference between two points in a current carrying conductor said to be 1v
123abc22 Asked: December 2022 What is meant by least count? if an ammeter has 20 divisions between mark and 2 on its scale, what is its
123abc22 Asked: December 2022 12th of the mass of one C 12 atom. Reason- Atomic mass is the mass of one atom of the substance2) A- The molecular