Question

When you walk on a woolen carpet and bring your finger near the metallic handle of a door, an electric shock is produced. This is because

(a) charge is transferred from your body to the handle

(b) a chemical reaction occurs when you touch the handle boaolo

(c) the temperature of the human body is higher than that of the handle

(d) the human body and the handle arrive at thermal equilibrium by the process

Answer 1

(a) charge is transferred from your body to the handle

When you walk on a woolen carpet, electrons get transferred to the carpet through your shoes. With every step, you become more and more positively charged. This charge distributes itself over your body. Now when you bring your finger near the metallic handle of a door, an electric shock is produced because electron is transferred from the handle to your body.