1. Electromagnet is used in device_____.

2. Voltage of current supplied to consumers is______.

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

4. Magnetic field in most part of the coil is_____.

5. A practical application mutual induction is_____.

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

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

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

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

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