1. A practical application mutual induction is_____.

2. A device which is used to convert electrical energy into mechanical energy_____.

3. Direction of magnetic lines of force in straight conductor is found by_____.

4. Voltage of current supplied to consumers is______.

5. Who found the direction of induced e.m.f first time_____.

6. Electromagnet is used in device_____.

7. Type of transformer which is used to increase the value of alternating voltage_____.

8. A coil in which current is induced is known as_____.

9. A cross (x) on paper indicates that the current is directed_____.

10. When current passes through straight conductor it produce magnetic field in the form of______.