Question

Review Interactive Solution 16.59 for one approach to this problem. A dish of lasagna is being heated in a microwave oven. The effective area of the lasagna that is exposed to the microwaves is 3.86 × 10^-2 m². The mass of the lasagna is 0.308 kg, and its specific heat capacity is 3520 J/(kg C^o). The temperature rises by 63.5 C^o in 8.6 minutes. What is the intensity of the microwaves in the oven?

Answer 1