akalili

can i ask u some question? about the heat transfer..1st question ,On a hot summer day, a student turns his fan on when he leaves his room in the morning. When he returns in the evening, will the room be warmer or cooler than the neighboring rooms? Why? As...

how microwave ovens work,and explain how they cook much faster than conventional ovens.Discuss whether conventional electric or microwave ovens consume more electricity for the same task.