A. to produce torque
B. for speed reduction
C. to obtain variable speeds
D. to increase efficiency of system
E. to damp out vibrations
Advertisement
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...
- If a material fails below its yield point, failure would be due to___________________?
- A. straining B. fatigue C. creep D. sudden loading E. impact loading...
- Tensile strength of a mild steel specimen can be roughly predicted from following hardness test_________________?
- A. Brinell B. Rockwell C. Vicker D. Shore’s sceleroscope E. none of the above...
- Yield point in fatigue loading as compared to static loading is__________________?
- A. same B. higher C. lower D. depends on other factors E. none of the above...
- A stud________________________?
- A. has a head on one end and a nut fitted to the other B. has head at one end and other end fits into a tapped hole in the other part to be joined C. has both the ends threaded D. has pointed threads E. requires locking nuts...
- Transverse fillet welded joints are designed for________________?
- A. tensile strength B. compressive strength C. shear strength D. bending strength E. torsional strength...
- The strap end of a connecting rod of steam engine is joined by_________________?
- A. gib of cotter joint B. sleeve and cotter joint C. spigot socket cotter joint D. knuckle joint E. universal coupling...
- I.S. specifies following total number of grades of tolerances__________________?
- A. 18 B. 16 C. 20 D. 22 E. 14...
- The rated life of a bearing varies___________________?
- A. directly as load B. inversely as square of load C. inversely as cube of load D. inversely as fourth power of load E. none of the above...
- Elastic nut is a locking device in which__________________?
- A. one small 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. hard fiber or nylon cotter is recessed in the nut and becomes threaded as the...
Advertisement