What will you do if you see a person coming in contact with a live wire?

13 What is electromagnetic induction? Explain how the movement of a magnet towards or away from a coil carrying a galvanometer produce current? Write the rule to find the direction of current in this above coil. 14 Which effect of electric current is utilized in the working of an electric fuse? 16 Name an instrument in which the directive property of a magnet is used. 17 Name the elements of Earth's magnetic field.