Engineering Mechanics (AICTE - March - 2023)

 

 







 

 

 















 

 



 

 

 





 





 





 







 





 



 

 



 

 

 

 



 

 

 

 



 

 





 



 

 

 



 



 



 



 





 







 



 

 

 







 





 

 

⁽¹⁰⁾

   

^.1

(10 x 1 = 10 Marks)

   

⁽¹⁾

        

 

⁽²⁰⁰⁾

                         

⁽⁴⁾

              

⁽⁷⁾

   

^.2

(4 x 5 = 20 Marks)

     

⁽⁵⁾

          

(500)

                         

⁽³⁾

              

⁽⁵⁾

   

^.3

(3 x 10 = 30 Marks)

     

⁽¹⁰⁾

            









1

  

 



Conditions



Equillibrium Equations i.

 



^Statement



Lami's Theorem ii.

 

^Define



^Scalar

 

Vector Quantities .iii

 

^Define



^Collinear

 

Concurrent Forces .iv

 



^Centroid



^Circle

 

^{Rectangle .v}

 



 





Centre of Gravity .vi

 

^Define



Coefficient of Friction .vii

 



 



Limiting force of Friction .viii

 

^Define



Resultant Force .ix

 





Varignon's Principle of Moments .x



 



 

 

 



 



Diploma in Engineering

I Semester Exams: AICTE - March - 2023 DPCE101EST - Engineering Mechanics

Total Time : 3 hrs Total Marks :60

P.T.O. 1/5



 





 

 

^Resultant



Force System

  

.2

 

 





^Tensions

      

^{Chain AC}

 

^BC



^System

  

^.3



 

 

^Resultant



Force System

  

^.4

2/5



 





^Reactions



Simply supported Beam

  

^.5



 

 

Centroid Position



^{T- Section}

  

^.6

 

 





^Base

  

^Centroid



Trapezoidal Section

  

^.7

P.T.O. 3/5

 





Angle of Friction

 

Angle of Repose .8

 

 



 



 

^Forces

      

^{Members AC}

 

^BC



^System

  

^.9



 

 

^Magnitude



^Direction



^Resultant



Concurrent force System

  

^.10

P.T.O. 4/5



 

 

^Centroid



I - Section

  

^.11

 

 





Support Reactions



Overhang Beam

  

^.12



 

 

Coefficient of Friction

 

^Surface

 

^Block



^System

  

^.13







5/5