In a plate girder, the web plate is connected to the flange plates by fillet welding. The size of the fillet welds is designed to safety resist.

1.  the bending stresses in the flanges

2.  the vertical shear force at the section

3.  the horizontal shear force between the flanges and the web plate

4.  the forces causing buckling in the web

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4
Correct Answer :

the horizontal shear force between the flanges and the web plate


Explanation :
No Explanation available for this question

A 10m thick clay layer is underlain by a sand layer of 20m depth (see figure below). The water table is 5 m below the surface of clay layer. The soil above the water table is capillary saturated. The value of gsat is 19kN/m3.The unit weight of water is gw. If now the water table rises to the surface, the effective stress at a point P on the interface will

1.  increase by 5 γw

2.  remain unchanged

3.  decrease by 5 gw

4.  decrease by 10 gw

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4
Correct Answer :

decrease by 5 gw


Explanation :
No Explanation available for this question

If A is a real square matrix, then AAT is

1.  unsymmetric

2.  always symmetric

3.  skew symmetric

4.  sometimes symmetric

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4
Correct Answer :

always symmetric


Explanation :
No Explanation available for this question

In matrix algebra AS = AT (A,S,T, are matrices of appropriate order) implies S=T only if

1.  A is symmetric

2.  A is singular

3.  A is non singular

4.  A is skew symmetric

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4
Correct Answer :

A is symmetric


Explanation :
No Explanation available for this question

The Laplace Transform of a unit step function ua(t), defined as

1.  e-as/s

2.  se-as

3.  s-u(0)

4.  se-as-1

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4
Correct Answer :

se-as


Explanation :
No Explanation available for this question

The continuous function ƒ(x,y) is said to have saddle point at (a,b) if

1.  ƒx (a,b)= ƒy(a,b) = 0; ƒsy2- ƒxx ƒyy

2.  ƒx (a,b)= 0; ƒy(a,b) = 0; ƒxy2- ƒxx . ƒyy>0 at (a,b)

3.  ƒx (a,b)= 0; ƒy(a,b) = 0; ƒxx- and ƒyy

4.  ƒx (a,b)= 0; ƒy(a,b) = 0; ƒxx2 – ƒxx . ƒyy = 0 at (a,b)

View Answer  
4
Correct Answer :

ƒx (a,b)= ƒy(a,b) = 0; ƒsy2- ƒxx ƒyy<0 at (a,b)


Explanation :
No Explanation available for this question

In the inclined manometer shown in the figure below, the reservoir is large. Its surface may be assumed to remain at a fixed elevation. A is connected to a gas pipeline and the deflection noted on the inclined glass tube is 100 mm. Assuming θ=300 and the manometric fluid as oil with specific gravity of 0.86, the pressure at A is

1.  43 mm water (vacuum)

2.  43 mm water

3.  86 mm water

4.  100 mm water

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4
Correct Answer :

43 mm water


Explanation :
No Explanation available for this question

A three hinged arch shown in Figure is quarter of a circle. If the vertical and horizontal components of reaction at A are equal, the value of θ is

1.  600

2.  450

3.  300

4.  None in (00,900)

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4
Correct Answer :

450


Explanation :
No Explanation available for this question

The x component of velocity in a two dimensional incompressible flow is given by u = 1.5 x. At the point (x,y) = (1,0), the y component of velocity v =0. The equation for the y component of velocity is

1.  v= 0

2.  v = 1.5 y

3.  v = -1.5x

4.  v = -1.5 y

View Answer  
4
Correct Answer :

v = -1.5 y


Explanation :
No Explanation available for this question

A propped cantilever beam is shown in Figure. The plastic moment capacity of the beam is M0. The collapse load P is

1.  4M0/L

2.  6M0/L

3.  8M0/L

4.  12M0/L

View Answer  
4
Correct Answer :

6M0/L


Explanation :
No Explanation available for this question
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