Steel rods are normally used for concrete reinforcement because concrete and steel have almost equal_________________?

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Rain drops falling through atmospheric air attain limited terminal velocity, because of ____________________?

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Which of the following is prone to cup and cone fracture ?

A. Cast iron B. Soft brass C. Round specimen of ductile metal D. Flat tensile specimen of ductile metal...

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A. Ductile fracture of a stressed material, which exhibits a large plastic deformation is commonly caused by the formation and coalescence of voids in the necked region B. Brittle fracture is caused by the propagation of pre-existing cracks in the material and involves minimum plastic deformation C. Fatigue fracture of a material is always brittle … Pick out the wrong statement?Read More...

The atmospheric temperature during melting of ice/snow (in the atmosphere)_________________?

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A. The equivalent stiffness of two springs (of equal stiffness ‘S’) in series is S/2 while in parallel is 2S B. For a helical spring, deflection is proportional to D3 (D = mean coil diameter) or d4 (d = wire diameter) C. Crushing load or columns is less than the buckling load D. Modulus of … Pick out the wrong statement ?Read More...