1) Which of the following is a differential equation for deflection?
a. dy / dx = (M/EI)
b. dy / dx = (MI/E)
c. d ^{2}y / dx ^{2} = (M/EI)
d. d ^{2}y / dx ^{2} = (ME/I)
Answer
Explanation

ANSWER: d^{2}y / dx^{2} = (M/EI)
Explanation: No explanation is available for this question!


2) A simply supported beam carries uniformly distributed load of 20 kN/m over the length of 5 m. If flexural rigidity is 30000 kN.m^{2}, what is the maximum deflection in the beam?
a. 5.4 mm
b. 1.08 mm
c. 6.2 mm
d. 8.6 mm
Answer
Explanation

ANSWER: 5.4 mm
Explanation: No explanation is available for this question!


3) Which of the following is an elastic curve equation for shear force? (EI = flexural rigidity)
a. S = EI (dy/dx)
b. S = EI (d ^{2}y /dx ^{2})
c. S = EI (d ^{3}y / dx ^{3})
d. S = EI (d ^{4}y/ dx ^{4})
Answer
Explanation

ANSWER: S = EI (d^{3}y / dx^{3})
Explanation: No explanation is available for this question!


4) In cantilever beam, slope and deflection at free end is _____
a. zero
b. maximum
c. minimum
d. none of the above
Answer
Explanation

ANSWER: maximum
Explanation: No explanation is available for this question!


5) According to I.S. code in actual design, maximum permissible deflection is limited to _______
a. (span / 200)
b. (span / 325)
c. (span / 525)
d. none of the above
Answer
Explanation

ANSWER: (span / 325)
Explanation: No explanation is available for this question!


6) Deflection of a simply supported beam when subjected to central point load is given as ________
a. (Wl /16 EI)
b. (Wl ^{2} /16 EI)
c. (Wl ^{3} /48 EI)
d. (5Wl ^{4} / 384EI)
Answer
Explanation

ANSWER: (Wl^{3} /48 EI)
Explanation: No explanation is available for this question!


7) Which of the following statements is/are true for a simply supported beam?
a. Deflection at supports in a simply supported beam is maximum
b. Deflection is maximum at a point where slope is zero
c. Slope is minimum at supports in a simply supported beam
d. All of the above
Answer
Explanation

ANSWER: Deflection is maximum at a point where slope is zero
Explanation: No explanation is available for this question!


8) The design of a beam is based on strength criteria, if the beam is sufficiently strong to resist _______
a. shear force
b. deflection
c. both a. and b.
d. none of the above
Answer
Explanation

ANSWER: shear force
Explanation: No explanation is available for this question!


9) The vertical distance between the axis of the beam before and after loading at a point is called as _______
a. deformation
b. deflection
c. slope
d. none of the above
Answer
Explanation

ANSWER: deflection
Explanation: No explanation is available for this question!


10) Macaulay's method is used to determine ______
a. deflection
b. strength
c. toughness
d. all of the above
Answer
Explanation

ANSWER: deflection
Explanation: No explanation is available for this question!

