The edge of the plates for boilers and tanks are usually bevelled at an angle of 80?
A.To reduce stress concentration
B.For safety
C.To facilitate joining
D.For fullering and caulking
E.None of the above
A.To reduce stress concentration
B.For safety
C.To facilitate joining
D.For fullering and caulking
E.None of the above
A.Modulus of elasticity
B.Slendemess ratio
C.Cross-sectional area
D.All of the above
E.None of the above
A.Roller type
B.Knife edge type
C.Flat type
D.Spherical type
E.Mushroom type
A.Four bar mechanism
B.Mechanism of steam engine
C.Lower pair
D.Higher pair
E.Whit worth-quick-return motion
A.The key way is cut in shaft only
B.The key way is cut in bub only
C.The key way is cut in both shaft and hub
D.The key way is helical along the shaft
E.The key is in two parts
A.120 mm as the dia of small pulley
B.120 cm as the length of belt
C.120 inch as the length of belt
D.120 cm as the centre distance between pulleys
E.None of the above
A.The mechanical advantage will be high
B.The load will be sustained in absence of the other
C.The load will be easily lifted
D.The mechanical advantage will be low
E.While unloading, little effort will be required
A.Shaft is the stronger component
B.Hub is the strongest component
C.Key is the strongest component
D.Key is the weakest component
E.Shaft is the weakest component