Q. 51. Strain rosetters are used to

- a) measure shear strain
**b) measure linear strain**- c) measure volumetric strain
- d) relieve strain

Q. 52. The ultimate tensile stress for mild steel is …….. the ultimate compressive stress.

- a) equal b)less than
**c) more than**

Q. 53. Modular ratio of the two materials is the ratio of their modulus of elasticities. (True)

Q. 54. Show the Relation Between Modulus of E, K & G

Q. 55. Principle plane is a plane on which the shear stress is

**a) zero**- b) minimum
- c) maximum

Q. 56. The energy stored in a body when strained within elastic limit is known as

- a) Resilience
**b) Strain Energy**

Q.57. The total energy stored in a body is termed as

- a)
**resilience** - b) proof resilience
- c) impact energy
- d) modulus of resilience

Q. 58. A beam which is fixed at one end and free at the other end is called cantilever beam (True)

Q. 59. A beam supported at its both ends is not a simply supported beam (False)

Q. 60. A beam encastered at both the ends is called (Fixed Beam)

Q. 61. A beam extending beyond the supports is called ………(Overhanging beam)

Q. 62. A beam supported on more than two supports is called continuous beam (Yes)

Q. 63. The shear force at a point on a beam is the algebraic ……….. of all the forces on either side of the point.

**a) Sum**- b) Difference

Q. 64. The bending moment at a point on a beam is the algebraic………. of all the moments on either side of the point.

**a) Sum**- b) Difference

Q. 65. The bending moment on a section is maximum where shear force is

- a) minimum
- b) maximum
**c) change sign**- d) zero

Q. 66 The bending moment at the free end of a contilever beam is

**a) zero**- b) minimum
- c) maximum

Q. 67. When cantilever beam is loaded with concentrated loads, the bending moment diagram will be a

- a) horizontal straight line
- b) vertical straight line
**c) inclined straight line**- d) parabolic curve

Q. 68. The bending moment diagram for a cantilever beam loaded with uniformly distributed load will be parabolic curve. (True)

Q. 69. The maximum bending moment of a cantilever beam, lies at the fixed end. (True)

Q. 70. The point of contraflexure is a point where ( Note it occures only in overhanging beam)

- a) shear force changes sign
**b) bending moment changes sign**- c) shear force is maximum
- d) bending moment is maximum

Q. 71. In a beam where shear force changes sign, the bending moment will be ………. (Maximum).

Q.72. Give the assumption, generally made in the theory of simple bending is that

- a) the beam material is perfectly homogenous and isotropic
- b) the beam material is stressed within its elastic limit
- c) the plane sections before bending remain plane after bending
**d) all of the above**

Q. 73. When a beam is subjected to a bending moment, the strain in a layer is…………. the distance from the neutral axis.

- a) inversely proportional to
- b) directly proportional to

Q. 74. What is Bending Equation ?

Q. 75. A section of beam is said to be in pure bending, if it is subjected to constant bending moment and zero shear force. (True)