A. ductile material
B. brittle material
C. elastic material
D. hard material
E. all of the above
Related Mcqs:
- The property of a material which enables it to resist fracture due to high impact loads is known as__________________?
A. elasticity
B. endurance
C. strength
D. toughness
E. resilience - Brittle coating technique is used for_________________?
A. determining brittleness
B. protecting metal against corrosion
C. protecting metal against wear and tear
D. experimental stress analysis
E. non-destructive testing of metals - In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by_________________?
A. decreasing the cross-section area of’ bar
B. increasing the cross-section area of bar
C. remain unaffected with cross-section area
D. would depend upon other factors
E. none of the above - Cold working________________?
A. increases the fatigue strength
B. decreases the fatigue strength
C. has no influence on fatigue strength
D. alone has no influence on fatigue strength
E. none of the above - The following type of nut is used with alien bolt____________________?
A. alien nut
B. hexagonal nut
C. slotted nut
D. castle nut
E. any one of the above - If d is the normal diameter of a bolt in mm, then the initial tension in kg in a bolt used for making a fluid tight joint as for steam engine cover joint is calculated by the relation_______________?
A. 102 d
B. 124 d
C. 138 d
D. 151 d
E. 168 d - Oil in journal bearing should be applied at the point where load is________________?
A. nil or lightest
B. maximum
C. average
D. any one of the above
E. unpredictable - When a bolt is subjected to shock loading, the resilience of the bolt should be considered in order to prevent breakage at_______________?
A. shank
B. head
C. in the middle
D. at the thread
E. anywhere in the bolt - A backing ring is used inside the pipe joint when making a___________________?
A. butt weld
B. fillet weld
C. sleeve weld
D. socket weld
E. tube weld - Jam nut is a locking device in which _____________________?
A. one smaller nut is tightened over main nut and main nut tightened against smaller one by loosening, creating friction jamming
B. a slot is cut partly in middle of nut and then slot reduced by tightening a screw
C. a hard fiber or nylon cotter is recessed in the nut and becomes threaded as the nut is screwed on the bolt causing a tight grip
D. through slots are made at top and a cotter-pin is passed through these and a hole in the bolt, and cotter spitted and bent in reverse direction at other end
E. none of the above
