In SI units, one bar is equal to

Related MCQs

• A steel bar 2 m long, 20 mm wide and 10 mm thick is subjected to a pull of 2 kN. If the same bar is subjected to a push of 2 kN, the Poission's ratio of the bar in tension will be
• When two shafts of same length, one of which is hollow, transmit equal torques and have equal maximum stress, then they should have equal
• If V is the volume of a rectangular bar subjected to a three dimensional stress state and the Poisson's ratio for the material is 0.5, the change in volume of the bar will be __ _.
• 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 steel bar ABC (E = 200 GPa) is 1 m long. For AB = 0.7 m, it has cross section P area of 500 mm2 and for BC = 0.3 m the cross section area is 400 mm2. The bar is subjected to an axial pull of 100 kN. The stress is maximum in ___ _
• 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 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
• If a composite bar of steel and copper is heated, then the copper bar will be under
• A bar of length L metres extends by l mm under a tensile force of P. The strain produced in the bar is
• A bar of copper and steel form a composite system, which is heated to a temperature of 40?C. The stress induced in the copper bar will be