All of the following are clamping tools EXCEPT:
A.Hard screw
B.Pich dog
C.C-clamp
D.Brace
Category: Mechanical Engineering Mcqs
Which one of the following statements is not true about a normal distribution?
A.It has a one mode
B.It has two modes
C.The mode and the mean are equal
D.The mean and the median are equal
E.It is represented by a bell mouthed curve
A radiation pyrometer is used for temperatures
A.Upto 100?C
B.100 – 250?C
C.250 – 500?C
D.Above 500?C
E.Below 100?C
Machining properties of steel are improved by adding
A.Chromium
B.Nickel
C.Cobalt
D.Lead
E.Silicon
Which of the following radio-nuclide has the shortest half life?
A.Carbon 14
B.Cesium 137
C.Cobalt 60
D.Iodine 131
The basic tool in work study is
A.Process chart
B.Planning chart
C.Bar chart
D.Stop watch
E.Shop layout
The depth of hardening is affected by
A.Size of specimen
B.Hardenability of steel
C.Quenching medium
D.All of the above
A low wet bulb temperature indicates
A.Very cool air
B.Very low humidity
C.Very low atmospheric temperature
D.(A) and (B) above
E.(A) and (C) above
Non-dimensional numbers generally involved in case of heat transfer from horizontal cylinders by natural convection are
A.Reynolds number
B.Nusselt number
C.Prandtl number
D.Grashof number
E.(B), (C) and (D) above
