A microwave oven referred to as a microwave is an electric oven that heats and cooks foods by exposing it to electromagnetic radiation in the microwave frequency range. this induces polar molecules in the food to rotate and produce the thermal energy in a process it is well known as dielectric heating,658 Daikin AC repair service center Visakhapatnammicrowave cooks food quickly and efficiently because the excitation is fairly uniform in outer 25-38mm of a homogeneous, high water content food item, most commonly the microwave oven is used to cook the food early and it is generated by electricity. It cooks the food fastly and quickly and for heating the food microwave oven is used, it is used in all the homes it is used in daily life for domestic use purposes.