The function of cutting oil when threading a pipe is to
Provide cooling action
Lubricate the dies
Help removes chips
All of the above
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- Which of the following is not correct procedure to increase the fatigue limit?
- In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft)
- Oldham coupling is used to connect two shafts
- According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the…
- The contact ratio for gears is
- The ball bearings are provided with a cage
- If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations…
- A bolt of M 24 × 2 means that
- For a shoe brake, the equivalent coefficient of friction is equal to (where μ = Actual coefficient…
- When an open coiled helical compression spring is subjected to an axial compressive load, the stress…
- The bearings of medium series have capacity __________ over the light series.
- In testing a material for endurance strength, it is subjected to
- In block brakes, the ratio of shoe width to wheel diameter is taken between
- In a transverse fillet welded joint, the size of weld is __________ the throat of weld.
- An open belt drive is used when
- In hydrostatic bearings
- In designing a connecting rod, it is considered like __________ for buckling about Y-axis.
- The width of the pulley should be __________ width of the belt.
- The spring mostly used in gramophones is
- Two helical springs of the same material and of equal circular crosssection, length and number of turns,…
- The maximum stress due to stress concentration in a bar having circular transverse hole, as compared…
- The stress induced in the belt is,
- Which of the following is a permanent fastening?
- If the size of a standard specimen for a fatigue testing machine is increased, the endurance limit for…
- For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual…
- A column is known as a long column if the slenderness ratio is
- Which of the following has threads at both ends?
- For general industrial machinery, the ratio of the length of journal to its diameter is taken as
- The ultimate strength of steel in tension in comparison to shear is in the ratio of
- A flange coupling is used to connect two shafts