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GATE 2020 Revision Test 3 (App update required to attempt this test)

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Question 1

For avoiding the limit state of collapse, the safety of R.C. structures is checked for appropriate combinations of dead load (DL), imposed load or live load (IL), wind load (WL) and earthquake load (EL). Which of the following load combinations is NOT considered ?

Question 2

Which of the following process is known as slacking?

Question 3

The peak discharge of a 4-hr unit hydrograph, triangular in shape, for a basin of 108 km², is 20 cumecs. The time base (in hrs)of this hydrograph is

Question 4

A fluid is flowing with the following velocity profile

If the flow is 2D and incompressible then find the value of

Question 5

Water flows steadily through the tanks as shown in figure below :

The height h_A is ____ m [considering that depth of water in tanks A and B do not change with time]

Question 6

A concrete beam is prestressed by a cable carrying an initial prestressing force of 500 kN. The cross-sectional area of the wires in the cable is 500 mm². The ratio of percentage loss of stress in the cable due to shrinkage of concrete in pre-tensioned and post-tensioned prestressed beam is ____.
[Assume modulus of elasticity of steel (Es) = 210 kN/mm² and age of concrete at transfer = 8 days]

Question 7

A reinforced beam is designed by limit state method, partial safety factor for stresses in concrete is reduced to 1.1 and stress strain curve is considered to be varying linearly (rather than parabolic) till 0.002 strain level with maximum strain being 0.0035. The compressive force in the balanced section under flexure for the beam section as shown in figure below is___kN.

Use M20 grade concrete and Fe415 steel; E_s = 2 x 10⁵ N/mm²

Question 8

A steel truss is shown below. FGH is a weightless rigid bar. A load of 12KN (downward) acting at H. The member force of CE is (Tension: Positive)

Question 9

Indirect cost is 500 per duration.
The optimum duration of the project will be

Question 10

A simply supported beam of 4m span is carrying loads as shown in figure below

The location of point of maximum bending moment from C is

Question 11

The Froude number of flow in a rectangular channel is 0.8. If the depth of flow is 1.5 m, the critical depth is

Question 12

The saturation extract of a soil has conductivity of 11 m-mho/cm at 25% reduction in the yield of a crop. If the electrical conductivity of irrigation water is 1.4 m-mho/cm and consumptive use requirement of the crop is 85mm, then required depth of water to be applied to the field is _______mm. Assume electrical conductivity of leaching water as twice the electrical conductivity of saturated extract of soil.

Question 13

For a portal frame as shown in the figure below, the final end moments are as given below:

M_AB = kNm; M_BA = 20 kNm; M_CD = 40 kNm

The end moment at D|(M_CD)| will be ___________ kNm

Question 14

2 legged 10 mm diameter vertical stirrups are provided at a spacing of 250 mm centre to create in a rectangular beam of width = 250 mm, effective width = 400 mm. If design shear strength of concrete is 0.7 MPa, total shear capacity of the section is ________kN.
[Take Fe415 grade steel]

Question 15

A steel strip of length, L = 200 mm is fixed at end A and rests at B on a vertical spring of stiffness, k = 2 N/mm. The steel strip is 5 mm wide and 10 mm thick. A vertical load, P = 50 N is applied at B, as shown in the figure. Considering E = 200 GPa, the force (in N) developed in the spring is _________.

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ESE & GATE CE General

Nov 26ESE & GATE CE