Atkinson cycle is an ideal cycle for Otto engine exhausting to a gas turbine. In this cycle, the isentropic expansion 3-4 of an Otto cycle (1-2-3-4) is further allowed ..
The thermodynamic cycle Brayton cycle can be compared with the Otto cycle to deduce the following points: Comparison of Pressure-volume and Temperature-entropy diagrams ..
Comparison between Conductors, Semiconductors and Insulators can be done in aspects like conductivity variation, conductivity order, electrical resistivity, temperature ..
Knoop hardness test method (Microhardness test method) is applicable to extremely thin metals, plated surfaces, very hard and brittle materials, carburized and nitrided ..
There are many theories of fatigue; we have written in brief about the three theories – Orowan theory, fatigue limit theory and wood’s theory here. (i) Orowan ..
There are 31 types of crystals. Bodies and things made up of these crystals can be grouped into classes, based on the independent material constants in the linear ..
A number of types of machine tools gradually increased till mid 20th century and after that started decreasing based on Group Technology. However, machine tools ..
It is difficult to classify the exact number of various engineering manufacturing processes existing and are being practiced presently because a spectacularly large ..
Comparison of various machining processes (boring, drilling, shaping, planning, turning and milling) in aspects of advantages and limitations. S.No Machining Process ..
Sometimes much confusion and misunderstanding are created while using the various systems of units in the measurements of force and mass. This happens because of the lack ..
In many problems in engineering mechanics, it is essential to isolate the body under consideration from the other bodies in contact and draw all the forces acting ..
When several forces of different magnitude and different direction act upon a certain body, they constitute a system of forces. If all the forces in a system lie in a single ..
The interplay of the forces of the cohesion and adhesion explains the phenomena of capillarity. When a liquid is in contact with a solid, if the forces of adhesion ..
Comparison between crystal slip and twinning can be done in aspects like defect type, seen in, change in crystal axis, stress requirement, visibility and for occurrence ..
