Question

State the condition under which a microwave oven heats up food item containing water molecules

Answer 1

Answer:

The condition under which a microwave oven heats up a food item containing water molecules most efficiently is. (a) Microwaves are heat waves. so always produce heating

Answer 2

Answer:

In microwave oven the frequency of the microwaves must match the resonant frequency of water molecules so that energy from the waves is transferred efficiently to the kinetic energy of the molecules