The formation of the bar per unit length in the direction of the force is known as

Related MCQs

• …………….Strain is the deformation of the bar per unit length in the direction of force.
• The tensile force at a distance y from support in a vertical hanging bar of length L whch carries a load P at the bottom is equal to---- where w = weight per unit length
• A prismatic bar of volume V is subjected to a tensile force in longitudinal direction. If Poisson's ratio of the material is u and longitudinal strain is e, then the final volume of the bar becomes
• A strip of steel (E = 200 GPa, 0.25) has a length of 1 m, width of 200 mm and thickness of 10 mm. A line of length 1 m is drawn parallel to its length on one of its side surfaces. When the strip is subjected to an axial tensile force of 100 kN, the length of the line will be                  mm.
• The change in length of a rod of uniform circular cross section was found to be 2 mm for some applied force. The change in length of a rod of the same material and length but of half the diameter subjected to the same force will be Mm
• The change in length of a rod of uniform cross section was found to be 2 mm for some applied force. The change in length of a rod of the same material and length but of twice the cross section area subjected to the same force will be__ mm.
• A bar of 30 mm diameter is subjected to an axial force 280 KN length of bar is 400 m and E= 200GPa. Determine volumetric strain if m=4.
• A stepped bar of steel consists of a pmormtion with cross section area 500 mm2 connected to a portion with cross section area 1000 2. Each portion has a length of 1 m. The modulus of elasticity of steel is 200 GPa. The maximum elongation of the bar by applying an axial tensile force at the ends without exceeding a stress of 100 MPa is    mm.
• A bar of length L metres extends by l mm under a tensile force of P. The strain produced in the bar is
• The maximum bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length lies at the middle of its length.