The toughness of a material _________ when it is heated
Does not change
Increases
Decreases
None of the Above
- Silver based solder is used for
- The ultimate strength of steel in tension in comparison to shear is in the ratio of
- When screw threads are to be used in a situation where power is being transmitted in one direction only,…
- Castle nut is a locking device in which
- The power transmitted by the belt drive can be increased by
- Which of the following statement is correct?
- When the belt is transmitting maximum power, the belt speed should be
- Idler pulley is used for
- The application of third type levers is found in
- When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant…
- In worm gears, the pressure angle is ________ the angle between two inclined faces in axial plane.
- Crowning on pulley helps
- In nitrated parts, the origins of the fatigue cracks will occur at
- The connecting rod bolts are tightened up so that tightening stress
- In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock…
- Machine screws are
- Cap screws are
- Taper on the cotter and slot is provided
- A bolt of uniform strength can be developed by
- Which is positive drive?
- Which is correct statement?
- The included angle in unified of American National threads is
- Cold working
- Which of the following statement is correct regarding power screws?
- Factor of safety for fatigue loading is the ratio of
- For unequal width of butt straps, the thicknesses of butt straps are
- Taper usually provided on cotter is
- The maximum efficiency of a square threaded screw is
- A flange coupling is used to connect two shafts
- Turn buckle has