Description : The relation between bending moment and concentrated load is (a) dM/dx=0 (b) dM/dx= –Vx (c) dM/dx= Vx (d) None
Last Answer : (c) dM/dx= Vx
Description : Relation between bending moment and shear force is (a) dM/dx = -Vx (b) dM/dx = ±Vx (c) dM/dx = Vx (d) None
Last Answer : (c) dM/dx = Vx
Description : Relation between shear force and UDL is (a) dV/dx=+ w (b) dV/dx=– w (c) dV/dx=± w (d) None
Last Answer : (b) dV/dx=– w
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 : 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,maximum bending moment at midpoint is a. wL3/248 b. wL2/248 c. wL2/24 d. wL2/24
Last Answer : c. wL2/24
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 : In case of a cantilever beam having UDL, bending moment variation will be (a) Linear (b) Parabolic (c) Cubic (d) None
Last Answer : (b) Parabolic
Description : If Z and I are the section modulus and moment of inertia of the section, the shear force F and bending moment M at a section are related by (A) F = My/I (B) F = M/Z (C) F = dM/dx (D) F Mdx
Last Answer : (C) F = dM/dx
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 : Relation between shear force and Concentrated load is (a) dV/dx= 0 (b) dV/dx=– W (c) dV/dx=–W (d) None
Last Answer : (a) dV/dx= 0
Description : The relation between shear force and concentrated load is (a) dV/dx=0 (b) dV/dx= –W (c) dV/dx= Wx (d) None
Last Answer : (a) dV/dx=0
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 : 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 : Point of contra-flexure is a (a) Point where Shear force is maximum (b) Point where Bending moment is maximum (c) Point where Bending moment is zero (d) Point where Bending moment=0 but also changes sign from positive to negative
Last Answer : (d) Point where Bending moment=0 but also changes sign from positive to negative
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 : 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
Last Answer : (a) Maximum
Description : For a fixed beam with UDL, maximum deflection is a.wL4/48EI b.wL4/192EI c. wL4/384EI d.wL3/192EI
Last Answer : c. wL4/384EI
Description : Macaulays method is more convenient for beams carrying a. Single concentrated load. b.UDL c. Multi loads d.None.
Last Answer : c. Multi loads
Description : Maximum slope in a cantilever beam with UDL w over the entire length will be a. wl3/9EI b. wl3/6EI c. wl3/3EI d. None.
Last Answer : b. wl3/6EI
Description : Maximum slope in a cantilever beam with UDL w over the entire length will be a. At the free end. b. At the fixed end. c. At the centre d. None.
Last Answer : a. At the free end.
Description : Maximum deflection in a cantilever beam with UDL w over the entire length will be a. At the free end. b. At the fixed end. c. At the centre d. None.
Description : Maximum deflection in a cantilever beam with UDL w over the entire length will be a.wL4/4EI b.wL4/12EI C.wl4/ 8EI d.None.
Last Answer : C.wl4/ 8EI
Description : Maximum slope in a S.S beam with UDL w at the entire span will be a. wl3/ 16EI. b.wl3/ 24EI. c. wl3/ 48 EI. d.None
Last Answer : b.wl3/ 24EI.
Description : Maximum deflection in a S.S beam with UDL w over the entire span will be a. at the left hand support. b.at the right support. c. at the centre. d.none.
Last Answer : c. at the centre.
Description : Maximum deflection in a S.S beam with UDL w over the entire span will be a. 3wl4 /584EI. b. 5wl4/384EI. C. 7wl4/384EI. d. None.
Last Answer : b. 5wl4/384EI.
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 continuous beam if it is end simply supported the bending moment will be a. zero b. neglected c. infinite
Description : In continuous beam, the intermediate beams are subjected to a. some bending moment b. no bending moment c. no slope d.no deflection
Last Answer : a. some bending moment
Description : When sinking is accounted in a continuous beam the bending moment is a. modified b.same c.zero d.infinite
Last Answer : a. modified
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 : 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 centrepoint loaded fixed beam the fixed bending moment diagram is a a.square b.rectangle c.triangle d.trapezium
Last Answer : d.trapezium
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 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 : The expression EI d4y/dx4 at a section of a member represents a. Shearing force b. rate of loading c. bending moment d.slope.
Last Answer : b. rate of loading
Description : .The expression EI d3y/dx3 at a section of a member represents a.Shearing force b.rate of loading c.bending moment d.slope.
Last Answer : a.Shearing force
Description : The expression EI d2y/dx2 at a section of a member represents a. Shearing force b.rate of loading c.bending moment d.slope.
Last Answer : c.bending moment
Description : A beam is designed on the basis of a. Maximum bending moment b. Minimum shear force. c.Maximum bending moment as well as for maximum shear force d. None.
Last Answer : c.Maximum bending moment as well as for maximum shear force
Description : Deflection due to shear force as compared to bending moment will be a.equal b.less c.More d.None.
Last Answer : b.less
Description : Flexible shafts have ______ rigidity in bending moment. a) High b) Low c) Very high d) Extremely low
Last Answer : b) Low
Description : Which of the following loading is considered for the design of axles ? (a) Bending moment only (b) Twisting moment only (c) Combined bending moment and torsion (d) Combined action of bending moment, twisting moment and axial thrust
Last Answer : (a) Bending moment only
Description : When the shaft is subjected to pure bending moment, the bending stress is given by? a) None of the listed b) 32M/πdᵌ c) 16M/πdᵌ d) 8M/πdᵌ
Last Answer : b) 32M/πdᵌ
Description : Which of the following act on shafts? a) Torsional moment b) Bending Moment c) Both torsional and bending d) None of the mentioned
Last Answer : c) Both torsional and bending
Description : Torque and bending moment of 100 kN.m and 200 kN.m acts on a shaft which has external diameter twice of internal diameter. What is the external diameter of the shaft which is subjected to a maximum shear stress of 90 N/mm2? a. 116.5 mm b. 233.025 mm c. 587.1 mm d. 900 mm
Last Answer : c. 587.1 mm
Description : What is the maximum shear stress induced in a solid shaft of 50 mm diameter which is subjected to both bending moment and torque of 300 kN.mm and 200 kN.mm respectively? a. 9.11 N/mm2 b. 14.69 N/mm2 c. 16.22 N/mm2 d. 20.98 N/mm2
Last Answer : b. 14.69 N/mm2
Description : What is the maximum principle stress induced in a solid shaft of 40 mm diameter which is subjected to both bending moment and torque of 300 kN.mm and 150 kN.mm respectively? a. 21.69 N/mm2 b. 28.1 N/mm2 c. 50.57 N/mm2 d. 52.32 N/mm2
Last Answer : c. 50.57 N/mm2