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GATE CE 2020 National Champion Quiz 6 (App update required to attempt this test)
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Question 1
A rectangular cross-section simply supported RC beam having clear span 6 m and support width 350 mm has the cross-sectional dimension 300 mm x 500 mm
The effective span of the beam as per IS 456: 2000 is _____mm.
Question 2
In shear design of an RC beam, other than the allowable shear strength of concrete 
there is also an additional check suggested in IS 456-2000 with respect to the maximum permissible shear stress 
The check for 
max is required to take care of
there is also an additional check suggested in IS 456-2000 with respect to the maximum permissible shear stress The check for max is required to take care of Question 3
A singly reinforced section having following parameter. Depth of Neutral Axis as per IS456:2000 is ______mm. (Given: b=250mm, d=310mm, 
=845 
, M25, Fe415)
=845 , M25, Fe415)
Question 4
The minimum strain at failure in the tensile reinforcement (fy = 420 MPa) of RCC beam at failure as per limit state method is _______× 10—2
Question 5
A column size of 450mm*600mm having 8 bars. Out of which 4 bars have diameter of 16mm and remaining 4 bars have diameter 20mm. Calculate the diameter and spacing of lateral ties?
Question 6
Design bending moment of a slab is 37.2kN-m. Effective depth of slab is 110 mm. Area of steel required _______ mm2 . (Take M20, Fe415)
Question 7
The limiting tensile percentage reinforcement, pt, in WSM for a singly reinforced balanced rectangular section is ____% .
[Take M20 grade concrete and Fe415 grade steel]
Question 8
A cantilever beam of width 450 mm and effective depth 550 mm is laterally restrained at a distance L from the free end. The maximum value of ‘L’ to ensure proper stability is
Question 9
A haunched (varying depth) reinforced concrete beam is simply supported at both ends, as shown in the figure. The beam is subjected to a uniformly distributed factored load of intensity 10 kN/m. The design shear force (expressed in kN) at the section X-X of the beam is ___________.
Question 10
A rectangular concrete beam 250 mm wide and 500 mm deep is prestressed by means of 20 wires of high tensile steel each of 8 mm diameter located at 100 mm from the neutral axis of the beam at a given section. The effective prestress in the wires is 700 MPa. The maximum sagging moment due to live load which this section of the beam can withstand without causing tensile stresses at the bottom face of the beam is _____ kNm. Neglect the self weight of the beam.
Question 11
A pre-tensioned rectangular concrete beam 150 mm wide and 300 mm depth is prestressed with three straight tendons, each having a cross-sectional area of 50 mm2, to initial stress of
. The tendons are located at 100 mm from the soffit of the beam. If the modular ratio is 6, the loss of prestressing force (in kN, up to one decimal place) due to the elastic deformation of concrete only is ______
. The tendons are located at 100 mm from the soffit of the beam. If the modular ratio is 6, the loss of prestressing force (in kN, up to one decimal place) due to the elastic deformation of concrete only is ______Question 12
A spiral column of diameter 500 mm is subjected to an unfactored load of 1600 KN with longitudinal reinforcement 8-16 mm 
and effective length of column is 3.5 m. The column is provided with helical reinforcement of diameter 6 mm. The concrete used is M25 and reinforcement provided is FeClear cover used is 40 mm.
and effective length of column is 3.5 m. The column is provided with helical reinforcement of diameter 6 mm. The concrete used is M25 and reinforcement provided is FeClear cover used is 40 mm.
The pitch of the helical reinforcement satisfying the criteria as per IS456 – 2000 is _____ mm.
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Oct 28ESE & GATE CE
