SOM
A must solve question of SOM to improve the basics of deformation
Hello readers, Below is a question which we would recommend to solve from SOM for GATE and ESE Mains. Try
May 22, 2017
Tag: Concepts
SOM
Deflection of bar due to self-weight at different locations + Strain energy concepts
When a prismatic bar is hanging and subjected to self-weight then there is elongation in the beam due to the
May 20, 2017
Material Science
Cast Iron: a topic asked almost every year in ESE
Cast Iron = Iron + Carbon (2.1-4.5%) + Silicon (up to 3%) Silicon is added to: Promote graphite formation (graphitization) Improve fluidity
May 20, 2017
THERMO
Frequently asked basics of Thermodynamics in ESE Objective
The first law of thermodynamics is simply an expression of the conservation of energy principle, and it asserts that energy
May 20, 2017
FM
Some concepts you cannot afford to miss about Rotational and Irrotational flow
Basically there are two types of motion (i) Translation and (ii) Rotation. These two may exist independently or simultaneously. SOME
May 18, 2017
Calculation of change in Pressure Angle with change in Centre Distance
NOTE: This concept has been asked in both prelims and mains of ESE 2017. For the involute gear profile increase
May 18, 2017
5 measures to reduce gear interference
Steps to eliminate interference: Use of a larger pressure angle can eliminate interference. Having a larger pressure angle results in
February 15, 2017
THERMO
Shortcuts to convert P-v diagram into T-s diagram
Most of you might have faced problems while converting P-v diagram into T-s diagram. In this post I will be
February 1, 2017
Two unique concepts in Turning Moment Diagram
I was discussing the doubt of one of my students when I realized that these concepts were not explicitly mentioned
February 1, 2017
THERMO
Free expansion (real vs ideal gas)
Free expansions are considered to be adiabatic. There are two reasons for this: 1. In a theoretical free expansion, we
February 1, 2017
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