A curved beam has neutral axis is curved while loaded and straight when unloaded.

Related MCQs

• If for a curved beam of trapezoidal cross section, radius of neutral axis is 89.1816mm and radius of centroidal axis is 100mm, then find the bending stress at inner fibre whose radius is 50mm. Area of cross section of beam is 7200mm² and the beam is loaded with 100kN of load.
• The bending stress in a straight beam varies linearly with the distance from neural axis like that in a curved beam.
• 1816mm and radius of centroidal axis is 100mm, then find the bending stress at inner fibre whose radius is 50mm. Area of cross section of beam is 7200mm² and the beam is loaded with 100kN of load.
• A curved beam with eccentricity 0.02D is loaded with 1kN.Centroidal radius=4D and inner and outer radii are 3.5D and 4.5D respectively. Area of cross section is 0.8D². Find the dimension D if allowable stress is 110N/mm² and considering only direct tensile stress.
• Straight bevel gears are easy to design and manufacture and give reasonably good service with quieter operation.
• Zerol gears are straight bevel gears with zero spiral angle.
• A radial bearing supports the load that acts along the axis of the shaft.
• A               bearing supports the load acting along the axis of the shaft.
• A beam is said to be of uniform strength, if
• Stress in a beam due to simple bending is