The maximum bending stress in a curved beam having symmetrical section always occur at the
Centroidal axis
Neutral axis
Inside fibre
Outside fibre
- The fatigue life of a part can be improved by
- At low temperatures (say 75°C) the notched bar impact value of steel
- The function of cutting oil when threading a pipe is to
- Which of the following screw thread is adopted for power transmission in either direction?
- A crankshaft is a __________ shaft.
- The power transmitted by belt drive depends upon
- When a helical compression spring is cut into halves, the stiffness of the resulting spring will be
- A spring is used to
- The plasticity is the property of a material which enables it to
- The material commonly used for crane hooks is
- Lewis equation in gears is used to find the
- A machine part subjected to __________ is called a strut.
- Which of the following statement is correct?
- The velocity of sliding ________ the distance of the point of contact from the pitch point.
- The shear stress in a beam varies from zero at the outer fibres to a maximum at the________.
- The efficiency of a riveted joint is equal to
- In oilness bearings
- The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are…
- A screw is said to be over hauling screw, if its efficiency is
- The centrifugal tension in belts
- When a circular beam of diameter d is subjected to a shear force F, the maximum shear stress induced…
- Whether any core is required in wire ropes
- Gear box is used
- The usual clearance provided in hydrodynamic bearing per mm of diameter of shaft is
- Taper on the cotter and slot is provided
- Cold working
- A bolt is designed on the basis of __________ with a large factor of safety.
- The creep in the belt is due to
- The taper on a rectangular sunk key is
- In order to determine the stresses in a thin cylinder due to an internal pressure, it is assumed that