Easy Tech Solutions Placement Paper

Company: Easy Tech Solutions

Easy Tech Solutions

1] C TEST 10Q 20MINUITS
2]F E M TEST 19Q 20MINUITS
3]APTITUDE TEST 15Q 20MINUITS
F E M TEST

1)WHO USED THE TERM FINITE ELEMENT FOR THE FIRST TIME?
a)
b)
c) CLOUGH

2)DERIVE THE JACOBIEN |J| FOR BEAM ELEMENT WITH STRAIN
ENERGY?

(ANS:PROMLEM IS NOT CORRECT PLEASE DO NOT ATTEMPT)

3)FOR AN ELEMENT SIGMA Ni=1,WHICH TYPE OF ELEMENT IT IS?
a)
b)NATURAL CO-ORDINATE
(ANS 100% CORRECT)

4)TIMOSHENKO BEAM ELEMENT THEORY TO CONSIDER — – – -?

5)SHEAR LOCKING – – – – ?
(ANS IS VERY STIFF ‘K’)

6)MEMBRANE LOCKING
(ANS IS ARCH ELEMENT)

7)Ex(epsiolan x)=dU/dX,Ey=dV/dY,r(X,Y)=?(gama(x,y)=?)
(ANS IS dU/dY+dV/dX )
8)K=integral B(TRANSPOSE)*D*B FOR LARGE DEFORMATION
WHICH MATRIX WILL GET EFFECTED?
(ANS IS D matrix )100%correct

9)FOR PLANE STRAIN f(Ex,Ey,Ez,r(x,y) ) – – –
(ANS IS Ez=0)

10)SERENDIPITY ELEMENT IS

(ANS 8 NODED ELEMENT)
(The element which is having nodes only on boundary is
called SERENDIPITY element)

11)IF THE ROTATION OF ELEMENT AND THE DISPLACEMENT ABOUT
N-A IS SAME THEN THE ORDER OF CONTINUITY
(ANS IS C1)

12)FRONTAL THEORY IS APPLIED FOR

13)MINDLINS THEORY IS APPLIED FOR
c) this is the answer(Both Co&C1problems)

14)X=SigmaNi*Xi,U=sigmaNi*Ui WHICH TYPE OF ELEMENT
(Refer book)

15)BEAM SUBJECTED TO UDL FIND THE MOMENTS AT THE 2 NODES

16)Integral B(Transpose)*sigma(here sigma means stress)*dV REPRESENTS?

17)Integral ET(epsiolan transpose)*sigma*dV
P=strain displacement vector
Q=stress-strain deformation
Find [K]
(ANS [K]=[P]T(p transpose)*[Q]*[P] )

Easy Tech Solutions Placement Paper