GATE Exam Questions Questions

• Generally the maximum deflection/span ratio of a steel member should not exceed
• A pre-tensioned concrete member of section 200 mm x 250 mm contains tendons of area 500 mm2 at centre of gravity of the section. The prestress in the tendons is 1000 N/mm2. Assuming modular ratio as 10, the stress (N/mm2) in concrete is
• The water surface profile resulting from flow underneath the gate in the below figure is :
• A stable channel is to be designed for a discharge of Q m3 /s with silt factor f as per Lacey's method. The mean flow velocity (m/s) in the channel is obtained by
• Biochemical oxygen demand (BOD) of waste water is a measure of
• While deriving an expression for loss of head due to a sudden expansion in a pipe, in addition to the continuity and impulse-momentum equations, one of the following assumptions is made :
• A light house of 120 m height is just visible above the horizon from a ship. The correct distance (m) between the ship and the light house considering combined correction for curvature and refraction, is
• The most important water quality parameter for domestic use of water is
• For the structure shown below, the vertical deflection at point A is given by
• The unit weight of a soil at zero air voids depends on :
• Base course is used in rigid pavements for
• A foundation is considered as shallow if its depth is :
• The magnitude of the bending moment at the fixed support of the beam is equal to :
• The unconfined compressive strength of a 'stiff clay' falls in the range
• A prestressed concrete rectangular beam of size 300 mm x 900 mm is prestressed with an initial prestressing force of 700 kN at an eccentricity of 350 mm at midspan. Stress at top of the beam due to prestress alone, in N/mm2 is
• The downstream end of a long prismatic channel of mild slope, ends in a pool created by a dam. The resulting non-uniform water surface profile can be described as one of the following :
• In the plate bearing test, if the load applied is in the form of an inflated type of wheel, then this mechanism corresponds to :
• Mechanical stabilization requires :
• One of the following statements is true with regards to bodies that float or are submerged in liquids :
• Blue baby disease (methaemoglobinemia) in children is caused by the presence of excess