Which of the following methods of generating electric power from the sea is more advantageous?

a. Water power

b. Ocean power

c. Tidal power

d. sea power

Read all the following statements about the electric generator and identify the correct statement.

1. An electric generator converts magnetic energy into electrical energy.

2. An electric generator converts AC into DC

3. An electric generator converts electrical energy into hydraulic energy

4. An electrical generator converts mechanical energy into electrical energy 

Which of the following statements about using geothermal energy is not true?

1. Geothermal energy is a non-conventional source of energy

2. Geothermal energy is used as a fuel for vehicles

3. Geothermal energy is used to generate electricity

4. Geothermal energy is the internal heat of the earth

How can we harness wind power? Which source of energy is wind power according to its use?