With the help of a diagram explain the working of a full wave center tapped rectifier.

Explain with the help of a labelled diagram the working of a transformer.

With the help of a ray diagram sketch the image formation of a convex lens when the object is between 2F and F.

With the help of a circuit diagram describe the method to find the internal resistance of a cell using potentiometer.

With the help of suitable diagram describe the logistic population growth curve.

With the help of a diagram, give the splitting of d-orbitals of Mn^(2+) Ion in an octahedral crystal field.