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

Coherent sources are necessary for producing sustained interference. With the help of a suitable diagram, find the distance between two consecutive bright brands produced by Young's double slit.

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

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

With a neat labelled diagram, describe the parts of a typical angiosperm ovule.