21. A pressure vessel is said to be a thick shell, if the ratio of wall thickness to its diameter is
22. The pitch of threads on a Jock nut in comparison to pitch of nut is
23. In hydrodynamic bearings
24. The function of a washer is to
25. The load cup of a screw jack is made separate from the head of the spindle to
26. Silver based solder is used for
27. The endurance limit for a mirror polished material will be __________ as compared to unpolished material.
28. Eye bolts are used for
29. When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to
30. A transmission shaft includes
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