B.TECH - Semester 3 mechanics of structures Question Paper 2021 (oct)
Practice authentic previous year university questions for better exam preparation.
Sample Questions
- Deline the terms: (a) Bulk moculus
- Deline the terms: (b) Principal stresses
- Write an expression for section modulus of a reclangular and circular section of a beam 3 Write the assumplions made in theory of simple bending 4 Definc lorsional rigidity and shear centre. 5 Compare thin and thick cylinders. $$ \text { (5x4 = } ...
- (a) Derive the relationship berween Modulus of Elasticily, bulk modulus and shear modulus.
- (b) A concrete cylinder of diameter 150 mm and length 300 mm when subjected to an axial compressive load of 240 kN resulled in an increase of diameler by 0.127 mm and a decrease in length of 0.28 mm . Compule the value of Poisson's ratio $\mu$ and mo...
- (b) At a point in a bracket the stresses on two mutually perpendicular planes are $35 \mathrm{MN} / \mathrm{m}^{2}$ (tensile) and $15 \mathrm{MN} / \mathrm{m}^{2}$ (tensile). The shear stress across these planes is $9 \mathrm{MN} / \mathrm{m}^{2}$. F...
- Derive the expression for bending equation as per theory of simple bending 9 Draw the S.F and B.M diagram for the simply supported beam loaded as shown in Fig 1. Fig. 1 2 10 (a) As slender pin ended aluminium column 1.8 m long and of circular cro...
- A close coiled helical spring is lo carry a load of 500 N . Hs mean coil diameter is to be 10 is to times that of the wire diameter, Calculate the diameters if the maximum shear stress in the malerial of the spong are to be $80 \mathrm{~N} / \mathrm{...
- A close coiled helical spring is lo carry a load of 500 N . Hs mean coil diameter is to be 10 is to times that of the wire diameter, Calculate the diameters if the maximum shear stress in the malerial of the spong are to be $80 \mathrm{~N} / \mathrm{...
- (a) Explain the procedure of analyzing the frames by using Method of Joints
- (b) Analyse the frame shown in Fig 2 and determina the member forces for all the members. Fig. 2 $(\mathrm{A} \times 2 \mathrm{O}=80$ Marks $)$ 3 M - 5635