General Awareness
General Awareness Questions
Q.1> Hawa Mahal was constructed by ?
Ans. Maharaja Sawai Pratap Singh
Q.2> What is the subject of the play Mudrarakhsasa ?
Ans. King Chandragupta Maurya
Q.3> Who is the person responsible for building...
Static GK for UPSC
Static GK for UPSC Q & A
Q.1> What was the agreement made at UNFCCC meeting in Paris in 2015?
Ans. The agreement aims to limit the greenhouse gas emissions so that the...
Important GK topics for UPSC
Important GK Topics for UPSC
Agenda 21
It is a non binding action plan of the UN with regard to sustainable development.
It is a product of Earth Summit ( UN Conference...
Commonly used fits for shafts
Commonly used fits for shafts
There are three types of fits :
Interference fit
Clearance fit
Transition fit
These fits are applied differently as per the requirement. Find your requirement from the image...
Geometric tolerance
Geometric Tolerance control frame and Commonly used Symbols
The picture shows Geometric Tolerance control frame used in Engineering drawing/Drafting Auto Cad. It also shows commonly used symbols used in the drawing. Refer the...
Spheroidizing
Spheroidizing ;
The heat treatment process which produces globular form of carbide in steel is known as Spheroidizing.
Purpose ;
To soften high carbon steel to increase the machinability.
Process :
Any process of heating and...
Maraging Steel
Maraging Steel :-
1. Maraging Steel find applications as aluminum die casting dies, inserts, extrusion dies, forging dies, punches, cold hardening dies and dies holder.
2. Maraging Steel are low carbon, high nickel alloy...
Tempering – Heat Treatment
Tempering -
The process of reheating hardened steel to some temp. below its critical range in order to decrease hardness and impart toughness is known as tempering.
Purpose :
1. To impart toughness to...
Critical temperatures of Steel
Lower Critical Temperature
All Steel being heated at a uniform rate from room temperature show a comparatively much slow rise in temperature on reaching a temperature about 723 deg. Celsius. This temperature at...



















































