Write principle to utilize tidal energy to produce electricity.

How solar energy is produced?

Short Note-Tidal Energy

Write the principle to generate electricity using wind energy.

Fill in the blanks : The large portion of electrical energy is produced in our country by burning________.

Write th principles fo biotechnology.

Write the principle of the following : Zone refining

Define BOT unit of electrical energy .

Write the commercial unit of electrical energy?

Write down some uses of electrical energy.

Does the principle of multiplication of thrust violate the principle of conservation of energy? Discuss.