Description : For a fixed beam with midpoint load point deflection for x
Last Answer : c. (Px2/48EI)(3L-4x)
Description : .For a fixed beam with midpoint load point of contraflexure occurs at a. L/4 b. L/2 c. L/6 d. L/8
Last Answer : a. L/4
Description : For a fixed beam with midpoint load point, reaction force at support is a.P b.P/2 c.P/3 d.P/4
Last Answer : b.P/2
Description : For a fixed beam with midpoint load point, maximum deflection at the centre is a.PL3/ 192EI b.PL2/ 48EI c.PL4/ 192EI d.PL3/ 48EI
Last Answer : a.PL3/ 192EI
Description : For a fixed beam with UDL,maximum bending moment at midpoint is a. wL3/248 b. wL2/248 c. wL2/24 d. wL2/24
Last Answer : c. wL2/24
Description : A concentrated load P acts on a simply supported beam of span L at a distance L/3 from the left support. The bending moment at the point of application of the load is given by (a) PL/3 (b) 2PL/3 (c) PL/9 (d) 2PL/9
Last Answer : (d) 2PL/9
Description : In a simply supported beam subjected to uniformly distributed load (w) over the entire length (l), total load=W, maximum Bending moment is (a) Wl/8 or wl2/8 at the mid-point (b) Wl/8 or wl2/8 at the end (c) Wl/4 or wl2/4 (d) Wl/2
Last Answer : (a) Wl/8 or wl2/8 at the mid-point
Description : In a off centre point loaded fixed beam total moment is a. Wab / L b.Wab / 2L c. Wab / 3L
Last Answer : a. Wab / L
Description : In a cantilever subjected to a concentrated load (W) at the free end and having length =l, Maximum bending moment is (a) Wl at the free end (b) Wl at the fixed end (c) Wl/2 at the fixed end (d) Wl at the free end
Last Answer : (b) Wl at the fixed end
Description : For a simply supported beam of span L, with point load W at the centre, the maximum B.M. will be (a) WL (b) WL/2 (c) WL/4 (d) WL/8
Last Answer : (c) WL/4
Description : In a mid point loaded fixed beam,the free bending moment diagram is a a.square b.rectangle c.triangle d.trapezium
Last Answer : c.triangle
Description : In a mid point loaded fixed beam,the fixed bending moment diagram is a a.square b.rectangle c.triangle d.trapezium
Last Answer : b.rectangle
Description : In an off centre point loaded fixed beam the free bending moment diagram is a a.square b.rectangle c.triangle d.trapezium
Description : For a fixed beam with UDL,point of contraflexure is a.0.211L or 0.789L b. 0.365 L or 0.635 L c. 0.177 L or 0.823 L d.0.477 L or 0.523 L
Last Answer : a.0.211L or 0.789L
Description : A sudden jump anywhere on the Bending moment diagram of a beam is caused by (a) Couple acting at that point (b) Couple acting at some other point (c) Concentrated load at the point (d) Uniformly distributed load or Uniformly varying load on the beam
Last Answer : (a) Couple acting at that point
Description : For any part of a beam subjected to uniformly distributed load, bending moment diagram is (a) Horizontal straight line (b) Vertical straight line (c) Line inclined to x-axis (d) Parabola
Last Answer : d) Parabola
Description : For any part of a beam between two concentrated load, Bending moment diagram is a (a) Horizontal straight line (b) Vertical straight line (c) Line inclined to x-axis (d) Parabola
Last Answer : (c) Line inclined to x-axis
Description : A beam is a structural member which is subjected to (a) Axial tension or compression (b) Transverse loads and couples (c) Twisting moment (d) No load, but its axis should be horizontal and x-section rectangular or circular
Last Answer : b) Transverse loads and couples
Description : In a cantilever subjected to a combination of concentrated load, uniformly distributed load and uniformly varying load, Maximum bending moment is (a) Where shear force=0 (b) At the free end (c) At the fixed end (d) At the mid-point
Last Answer : (c) At the fixed end
Description : The bending moment diagram for a cantilever with point load, at the free end will be (a) A triangle with max. height under free end (b) A triangle with max. height under fixed end (c) A parabolic curve (d) None of these
Last Answer : (b) A triangle with max. height under fixed end
Description : In continuous beam if it is end is fixed supported the bending moment will be a. zero b. neglected c. infinite
Last Answer : a. zero
Description : In moment distribution method initially all the members of the beam as assumed to be a.free b.fixed c.partially free d.partially fixed
Last Answer : b.fixed
Description : In an UDL fixed beam free moment diagram gives a bending moment of a. Convex up b. Convex down c. Concave up d.Concave down
Last Answer : b. Convex down
Description : In an off centrepoint loaded fixed beam the fixed bending moment diagram is a a.square b.rectangle c.triangle d.trapezium
Last Answer : d.trapezium
Description : For the same span and loads fixed beam in comparison with simply supported beams has a. lesser value of maximum bending moment b. more value of maximum bending moment c.twice the value of maximum bending moment d.same value of maximum bending moment
Last Answer : a. lesser value of maximum bending moment
Description : For a fixed beam with UDL, maximum bending moment at end is a. wL2/12 b.wL2/24 c.wL2/36 d.wL2/48
Last Answer : a. wL2/12
Description : .For a fixed beam with UDL,the free moment diagram represent a a.rectangle b.parabola c.triangle d.cubic curve
Last Answer : b.parabola
Description : In case of a cantilever beam, bending moment at the fixed end will be (a) Maximum (b) Minimum (c) Zero (d) None
Last Answer : (a) Maximum
Description : The bending moment at the fixed end of a cantilever beam is (a) Maximum (b) Minimum (c) Wl/2 (d) Wl
Description : When the bending moment is parabolic curve between two points, it indicates that there is (a) No loading between the two points (b) Point loads between the two points (c) U.D.L. between the two points (d) Uniformly varying load between the two points
Last Answer : (c) U.D.L. between the two points
Description : A cantilever carrying a uniformly distributed load W over its full length is propped at its free end such that it is at the level of the fixed end. The bending moment will be zero at its free end also at ... point of the cantilever (C) 1/4th length from free end (D) 3/4th length from free end
Last Answer : (D) 3/4th length from free end
Description : In comparison with a simply supported beam of same span and load , a continuous beam has a.less maximum bending moment b. same bending moment c. higher maximum bending moment d. twice the bending moment
Last Answer : a.less maximum bending moment
Description : Maximum bending moment in a S.S. beam having a concentrated load at the centre will be (a) WL (b) WL/2 (c) WL/4 (d) None
Description : In a simply supported beam, bending moment at the end (a) Is always zero if it does not carry couple at the end (b) Is zero, if the beam has uniformly distributed load only (c) Is zero if the beam has concentrated loads only (d) May or may not be zero
Last Answer : (a) Is always zero if it does not carry couple at the end
Description : In a mid point loaded fixed beam,the normal loads downwards tend to bend the beam a. wL2/ 12 b.wL2/ 4 c. wL2/ 8 d.wL2/ 24
Last Answer : c. wL2/ 8
Description : Deflection underthe load in a S.S beam with W not at the centre will be a.4Wa2b2/ 3EI l . b.2Wa2b2/3EIl. c.Wa2 b2/ 3EIL. d.None.
Last Answer : c.Wa2 b2/ 3EIL.
Description : The shear force at the centre of a simply supported beam of span l carrying a uniformly distributed load of w per unit length over the whole span is (a) wl (b) wl/2 (c) wl/4 (d) Zero
Last Answer : (d) Zero
Description : According to Euler’s column theory, the crippling load for a column of length (l) fixed at both ends is __________ the crippling load for a similar column hinged at both ends. (a) equal to (b) two times (c) four times (d) eight times
Last Answer : (c) four times
Description : At a point in a simply supported or overhanging beam where Shear force changes sign and = 0, Bending moment is (a) Maximum (b) Zero (c) Either increasing or decreasing (d) Infinity
Description : In a mid point loaded fixed beam, the end number of moments created are a.2 b.3 c.4 d.1
Last Answer : a.2
Description : Maximum bending moment in a cantilever beam having a UDL over entire length will be (a) wL2/2 (b) wL2/4 (c) wL2/8 (d) None
Last Answer : a) wL2/2
Description : Maximum bending moment in a S.S. beam having a UDL over entire length will be (a) wL2/2 (b) wL2/4 (c) wL2/8 (d) None
Last Answer : (c) wL2/8
Description : For a simply supported beam of span L, loaded with U.D.L. w/m over the whole span, the maximum B.M will be (a) wL/4 (b) wL2 /8 (c) wL2 /4 (d) WwL2 /2
Last Answer : (b) wL2
Description : Equivalent bending moment in a shaft subjected to axial load P, torque T and bending moment M is (a) Meq = 0.5 [M + (M2 + T2)0.5]0.5 (b) Meq = 0.5 [M + (M2 + T2)0.5] (c) Meq = ( M2 + T2)0.5 (d) None
Last Answer : (b) Meq = 0.5 [M + (M2 + T2)0.5]
Description : Equivalent torque in a shaft subjected to axial load P, torque T and bending moment M is (a) Teq = (Pa2 + M2 + T2) (b) Teq = (Pa2 + M2 + T2)0.5 (c)Teq = ( M2 + T2)0.5 (d) None
Last Answer : c)Teq = ( M2 + T2)0.5
Description : 18.The total extension of a taper rod of length ‘L’ and end diameters ‘D1’ and ‘D2’, subjected to a load (P), is given of a. 4PL/ΠE. D1D2 b. 3PL/ΠE. D1D2 c. 2PL/ΠE. D1D2 d. PL/ΠE.D1D2 Where E=Young’s modulus of elasticity
Last Answer : a. 4PL/ΠE. D1D2
Description : Point of contra-flexure is also called (a) Point of maximum Shear force (b) Point of maximum Bending moment (c) Point of inflexion (d) Fixed end
Last Answer : (c) Point of inflexion
Description : A beam 3m long simply supported at its ends ,is carrying a point load W at the centre.If the slope at the ends of the beam should not exceed 10,find the deflection at the centre of beam? a.18.41 mm b.13.45 mm c.17.45 mm d.21.67 mm.
Last Answer : c.17.45 mm
Description : Deflection of a simply supported beam when subjected to central point load is given as ________ a. (Wl /16 EI) b. (Wl2/16 EI) c. (Wl3/48 EI) d. (5Wl4/ 384EI)
Last Answer : c. (Wl3/48 EI)
Description : When a simply supported beam is loaded with a point load at the centre, the maximum tensile stress is developed on the (a) Top fibre (b) Bottom fibre (c) Neutral axis (d) None of these
Last Answer : (b) Bottom fibre