Dr. Paresh Gujarati 
Today’s world is very competitive and to remain in the competition you need to have the proper preparation through books. Once the preparation meets the opportunity, success comes to you. This is equally applicable to you during the mechanical engineering study or any competitive examination or preparation for the interview for any job in mechanical … Read more
Why should we study the ideal Carnot cycle if it is not practically possible? This is an obvious question in every mechanical engineer’s mind while studying thermodynamics or refrigeration and air conditioning topics. But Why? Here is the answer: We as human beings make machines to ease our work by utilizing the concepts of nature. … Read more
The ever-increasing population of the world demands more energy day by day. Conventional energy sources are going to deplete day by day and cause climate change. The future of mankind depends on the use of renewable energy sources or sustainable energy like the use of solar energy, wind energy, geothermal energy, hydroelectric energy, green hydrogen, … Read more
What is the meaning of thermophysical properties? Substance differs from one another by their inherent characteristics whether it is chemical, electrical, or thermophysical properties. Thermophysical properties are a substance’s physical properties related to its temperature and thermal behavior. Examples include thermal conductivity, specific heat, and thermal expansion coefficient. These properties describe how a substance responds … Read more
Why best career advice? After spending four years of engineering, as a fresher engineer you are about to start or might have started a new phase of your life i.e. professional life. Suddenly you will be feeling a new atmosphere in the workplace which is quite different than the typical college life atmosphere. In college, … Read more
In the realm of materials testing, the assessment of grease consistency is crucial for various industrial applications, ranging from automotive to machinery lubrication. A grease penetrometer, a device designed to measure the consistency of grease, plays a pivotal role in this regard. This article delves into the workings of the grease penetrometer, explores the ASTM … Read more
Analytical methods and numerical methods are two different ways used in various fields of study to solve problems and help analyze complex systems or situations. The fields where these methods are extensively used are mathematics, physics, engineering, and computer science. Both these methods solve the problems with different underlying principles or techniques. Anything that happens … Read more
The world advances very fast with the help of the latest technologies including refrigeration process. These technologies often require low temperatures to remove the heat generated during fast computing. Cryogenics and refrigeration both deal with low temperatures and their applications for various human/non-human needs. Read the following article to get the answer: how is cryogenic … Read more
