# While designing a hydraulic structure, the piezometric head at bottom of the floor is computed as 10m. The datum is 3m below floor bottom. The assured standing water depth above the floor is 2m. The specific gravity of the floor is computed as 10m. The datum is 3m below floor bottom. The assured standing water depth above the floor is 2m. The specific gravity of the floor material is 2.5. The floor thickness should be

1.  2.00 m

2.  3.33 m

3.  4.40 m

4.  6.00 m

4

2.00 m

Explanation :
No Explanation available for this question

# Given Matrixthe rang of the matrix is

1.  4

2.  3

3.  2

4.  1

4

2

Explanation :
No Explanation available for this question

# A box contains 10 screws, 3 of which are defective. Two screws are drawn at random with replacement. The probability that none of the two screws is defective will be

1.  100%

2.  50%

3.  49%

4.  None of these

4

50\%

Explanation :
No Explanation available for this question

# If P, Q and R are three points having coordinates (3,-2,-1), (1,3,4), (2,1,-2) in XYZ space, then the distance from point P to plane OQR (O being the origin of the coordinate system) is given by

1.  3

2.  5

3.  7

4.  9

4

3

Explanation :
No Explanation available for this question

# A bar of varying square cross-section is loaded symmetrically as shown in the figure. Loads shown are placed on one of the axes of symmetry of cross-section.Ignoring self weight, the maximum tensile stress in N/mm2 anywhere is

1.  16.0

2.  20.0

3.  25.0

4.  30.0

4

25.0

Explanation :
No Explanation available for this question

# Muller Breslau principle in structural analysis is used for

1.  drawing influence line diagram for any force function

2.  writing virtual work equation

4.  none of these

4

drawing influence line diagram for any force function

Explanation :
No Explanation available for this question

# The effective length of a column in a reinforced concrete building frame, as per IS : 456-2000, is independent of the

1.  frame type i.e., braced (no sway) or un-braced (with sway)

2.  span of the beam

3.  height of the column

4.  loads acting on the frame

4

span of the beam

Explanation :
No Explanation available for this question

# A curved member with a straight vertical leg is carrying a vertical load at Z, as shown in the figure. The stress resultants in the XY segment are

1.  bending moment, shear force and axial force

2.  bending moment and axial force only

3.  bending moment and shear force only

4.  axial force only

4

axial force only

Explanation :
No Explanation available for this question

# The working stress method of design specifies the value of modular ratio, m = 280/(3 σcbc), where σcbc is the allowable stress in bending compression in concrete. To what extent does the above value of m make any allowance for the creep of concrete

1.  No compensation

2.  Full compensation

3.  Partial compression

4.  The two are unrelated

4

Partial compression

Explanation :
No Explanation available for this question

1.  120

2.  145

3.  180

4.  250

4