For hardening alloy steels and high speed steels, they are heated to
1100 to 1300°C
1300 to 1500°C
500 to 600°C
700 to 900°C
- For maximum power, the velocity of the belt will be
- When bevel gears having equal teeth and equal pitch angles connect two shafts whose axes intersect at…
- Stress concentration is caused due to
- A steel containing upto 0.15% carbon is known as
- A feather key is generally
- In designing a connecting rod, it is considered like __________ for buckling about X-axis.
- If a material fails below its yield point, failure would be due to
- In designing thick cylinders, the equation used is
- Which of the following cotter joint will be used to connect strap end of a connecting rod?
- According to Indian standard specifications, 100 H6/g5 means that
- A bolt of uniform strength can be developed by
- Cap screws are
- According to I.B.R., when the thickness of the boiler shell (t) is less than 8 mm, then the diameter…
- The size of a gear is usually specified by
- Which of the following statement is wrong?
- A V-belt designated as B 4430 LP has
- The belt slip occurs due to
- The fatigue stress concentration factor is defined as
- The contact ratio for gears is
- In the assembly of pulley, key and shaft
- A double fillet welded joint with parallel fillet weld of length l and leg s is subjected to a tensile…
- Stress concentration is caused due to
- In order to avoid tearing of the plate at an edge, the distance from the centre line of the rivet hole…
- Which is positive drive?
- The crest diameter of a screw thread is same as
- The process which improves the machinability of steels, but lowers the hardness and tensile strength…
- A type of brake commonly used in motor cars is a
- The resistance to fatigue of a material is measured by
- A connecting rod is designed as a
- In a journal bearing, the load on the bearing is __________ to the axis of the journal.