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Strength of materials
| 1-Dont try to cram or spend more time here just read it fast and cover syllabus then practice MCQ's cheptor of same topic to check your progress. . |
| 2-Wrong options are also given but dont concentrate there, Right answer is in bold format. |
| Q1 ⇒ Under external loads the stress is developed
in the body due to Deformation of particles [other wrong options] [Discuss in forum] |
| Q2 ⇒ When a steel rod is pulled from opposite
ends the stress developed will be Tensile stress [other wrong options] [Discuss in forum] |
| Q3 ⇒ The modulus of elasticity for copper is more
than that of lead. It can be, therefore, concluded
that copper is More elastic [other wrong options] [Discuss in forum] |
| Q4 ⇒ For which of the following materials, the
Poisson's ratio is expected to the least ? Concrete [other wrong options] [Discuss in forum] |
| Q5 ⇒ A reinforced concrete beam is considered as
made of Heterogeneous material [other wrong options] [Discuss in forum] |
| Q6 ⇒ Inclined loads generally cause Thrust in the beam [other wrong options] [Discuss in forum] |
| Q7 ⇒ The ratio of elongations of a conical bar due to its own weight and that of a prismatic bar of the same length, is 1/3 [other wrong options] [Discuss in forum] |
| Q8 ⇒ A simply supported beam of span L carries a concentrated load W at its mid-span. The maximum bending moment M is WL/4 [other wrong options] [Discuss in forum] |
| Q9 ⇒ For a given material Young's modulus is 200 GN/m2 and modulus of rigidity is 80 GN/m2. The value of Poisson's ratio is 0.25 [other wrong options] [Discuss in forum] |
| Q10 ⇒ The range within which a load can be applied on a rectangular column, to avoid any tensile stress, is. one-fifth of the base [other wrong options] [Discuss in forum] |
| Q11 ⇒ A rectangular bar of width b and height h is being used as a cantilever. The loading is in a plane parallel to the side b. The section modulus is. b2h/6 [other wrong options] [Discuss in forum] |
| Q12 ⇒ Pick up the correct statement from the following : All the above. [other wrong options] [Discuss in forum] |
| Q13 ⇒ A uniform girder simply supported at its ends is subjected to a uniformly distributed load over its entire length and is propped at the centre so as to neutralise the deflection. The net B.M. at the centre will be WL/32 [other wrong options] [Discuss in forum] |
| Q14 ⇒ The phenomenon of slow extension of materials having constant load, i.e. increasing with the time is called creeping [other wrong options] [Discuss in forum] |
| Q15 ⇒ A triangular section having base b, height h, is placed with its base horizontal. If the shear stress at a depth y from top is q, the maximum shear stress is. 3S/bh [other wrong options] [Discuss in forum] |
| Q16 ⇒ An arch with three hinges, is a structure. statically determinate [other wrong options] [Discuss in forum] |
| Q17 ⇒ The deflection of any rectangular beam simply supported, is. inversely proportional to the cube of its depth [other wrong options] [Discuss in forum] |
| Q18 ⇒ If a shaft is simultaneously subjected to a toque T and a bending moment M, the ratio of maximum bending stress and maximum shearing stress is. 2M/T [other wrong options] [Discuss in forum] |
| Q19 ⇒ The region of the cross-section of a column in which compressive load may be applied without producing any tensile stress, is known as the core of the cross-section. In circular columns the radius of the core, is one-quarter of the radius [other wrong options] [Discuss in forum] |
| Q20 ⇒ Dimensional formula for modulus of elasticity
is [ML-1T-2] [other wrong options] [Discuss in forum] |
| Or |