Explain the meaning of self-motivation. Describe an experiment that demonstrates the effect of self-motivation. ,

Describe an experiment to demonstrate transverse nature of light.

Explain what is meant by diffraction of light. Describe a simple experiment to demonstrate diffraction at a single slit.

Demonstration Effect means :

With the help of circuit diagram describe an experiment to study photoelectric effect.

Explain the merits and demerits of self and cross pollination.

What is the meaning of motivation State the features of motivation as an element of Directing.