Differentiate between homogeneous and heterogeneous class 12 chemistry CBSE Difference Between Plant Cell and Animal Cell Give 10 examples for herbs , shrubs , climbers , creepers Write a letter to the principal requesting him to grant class 10 english CBSE One cusec is equal to how many li...
State any four properties of the scalar product of class 11 physics CBSE Define angle of friction and angle of repose Show that class 11 physics CBSE What is shunt Explain its uses class 12 physics CBSE Give 10 examples for herbs , shrubs , climbers , creepers Writ...
Hint:When a concave lens and a convex lens of the same focal length are in contact, then the power of the lens combination will be zero and its focal length will be infinite. Therefore, the combination behaves as a plane glass plate. Formula used: The effective focal...