domestic refrigerator Archives

Difference between Ton of refrigeration and liter of refrigerator

June 10, 2023January 4, 2019 by Dr. Paresh Gujarati

Have you ever wondered, Why capacity units of the domestic refrigerator and Air Conditioner (AC) are different though both are refrigeration systems? What is the basic difference between them with respect to the cooling capacity? The capacity of the domestic refrigerator is normally rated in ‘Litre’. A liter is actually a unit of volume and … Read more

What will be the change in room temperature if door of refrigerator kept open?

November 29, 2023February 22, 2015 by Dr. Paresh Gujarati

What will be the change in room temperature if the door of the refrigerator kept open? This question is often asked at a mechanical engineering job interview and also in the engineering examination. Ans: NO, Rather, the temperature of the room will increase over time, not instantly. Why? To understand this, let us first … Read more