Similarity & Congruency
The video Shows concept of Similarity and Congruency of Triangles.
also read : Types of triangles.
https://youtu.be/AGokZJuRYTQ
Similarity and congruence of triangles
Similarity of Triangles :
1. Shape of the triangles are same but not the sizes.
2. Corresponding Sides are proportionate.
3. All 3 corresponding angles are same.
4....
Triangles – Definition, Types and Properties
Definition - Triangle can be defined as a closed shaped two dimensional, plane figure with 3 vertices and 3 straight sides.
Watch my YT video...
G K Quiz
G K Quiz Questions :
Q.1 > Who established Shantiniketan?Â
Ans. Maharshi Devendra Nath Tagore.Â
Q.2 > What is the base financial year for calculation of All India Index of industrial production?Â
Ans. 2011-...
DFCCIL
DFCCIL - Dedicated Freight Corridor Corporation of India Limited (Ministry of Railways)
Deals in Goods trains , Average speed 25-70 Km /hr
Dedicated freight Corridor project...
Mechanical Interview Questions
Mechanical Interview Questions for Diploma/Degree
Q.1 > Euler's formula is valid for?
Ans. Long Columns
Q.2> For thick walled shell, dia-thickness ratio is?
Ans. less than 20
Q.3> Monel...
General Awareness
General Awareness Questions
Q.1>Â Hawa Mahal was constructed by ?
Ans. Maharaja Sawai Pratap Singh
Q.2> What is the subject of the play Mudrarakhsasa ?
Ans. King Chandragupta...
Country Capital and Currencies of Asian Countries
Country                 Capital        ...
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...
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...
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...
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...
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...
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....
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...
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...
HSS Tools – All Details
High Speed Steel HSS :-
HSS removes metal at a much higher rate or speed than ordinary carbon Steel.
HSS are categorized by being heat treatable...
Normalizing
Normalizing ;
1. Refines most part of the steel.
2. To remove internal stresses.
3. Reduce brittleness caused by cold working.
4. Restore toughness of metal reduced by...
Annealing
Annealing - Purpose, Process and Effects.Â
Annealing - Improves softness and ductility in steel and other cold worked metals.
Purpose :
1. To induce softness in steel.
2....





























































