1.Shear strength is equal to crushing strength
2. Shear strength is greater than crushing strength
3. Shear strength is less than crushing strength
4.none of the above
Posted Date:-2021-11-27 16:52:59
In designing a connecting rod, it is considered like __________ for buckling about Y-axis.
1. Both ends hinged
2.Both ends fixed
3.One end fixed and the other end hinged
4. One end fixed and the other end free
Posted Date:-2021-11-27 16:51:14
In the assembly of pulley, key and shaft
1.Pulley is made the weakest
2. Key is made the weakest
3.Key is made the strongest
4.All the three are designed for equal strength
Posted Date:-2021-11-27 16:56:05
The stress in the threaded part of the bolt will be __________ as compared to the shank.
1.Same
2.Higher
3.Lower
4.None of these
Posted Date:-2021-11-27 16:48:40
When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be
1. F/bh
2.3F/2bh
3.2F/bh
4.4F/bh
Posted Date:-2021-11-27 17:01:01
In thrust bearings, the load acts
1.Along the axis of rotation
2.Parallel to the axis of rotation
3.Perpendicular to the axis of rotation
4.In any direction
Posted Date:-2021-11-27 16:54:04
Lewis form factor for 14½° composite and full depth involute system is (where T = Number of teeth)
1.0.124 - (0.684/T)
2.0.154 - (0.912/T)
3.0.175 - (0.841/T)
4.None of these
Posted Date:-2021-11-27 16:57:38
The design of shafts made of brittle materials is based on
1.Guest's theory
2.Rankine's theory
3. St Venant's theory
4.Von Mises theory
Posted Date:-2021-11-27 16:59:59
When compared to the rod of the same diameter and material, a wire rope
1.Is less flexible
2.Has a much smaller load carrying capacity
3.Does not provide much warning before failure
4. Provides much greater time for remedial action before failure
Posted Date:-2021-11-27 16:55:06
Which of the following statement is correct?
1.The distance from a point on one thread to the corresponding point on the next thread is called pitch
2. The distance which a screw thread advances axially in one rotation of the nut is called lead
3.In single start threads, lead is equal to pitch
4.All of the above
Posted Date:-2021-11-27 16:58:51