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Engineering :: Production Engineering

491.  While using cemented carbide tipped tools on aluminium, the cutting speed could be
A. 1000 m/min B. 300 - 900 m/min
C. 100 - 300 m/min D. 50 - 100 m/min
E. 20 - 50 m/min    
492.  Hobbing process cannot be used to cut
A. Spur gears B. Helical gears
C. Worm gears D. Bevel gears
E. All of the above    
493.  Which of the following is gear finishing process?
A. Gear lapping B. Gear shaving
C. Gear grinding D. All of the above
E. None of the above    
494.  The process of cutting thin gears from metal sheets is known as
A. Extruding B. Stamping
C. Sintering D. Rolling
E. Punching    
495.  Which type of gears can be manufactured by extrusion process?
A. Bevel gears B. Herringbone gears
C. Helical gears D. Worm gears
E. Spur gears    
496.  Gear made by sand casting are used in
A. Automobiles B. Machine tools
C. Diesel locomotives D. Concrete mixers
E. Toys    
497.  Type of gears used in electric switch gear is
A. Spiral gears B. Bevel gears
C. Helical gears D. Herringbone gears
E. Gears are not used in switch gear    
498.  Which of the following method cannot be used for manufacturifng internal gears?
A. Stamping B. Casting
C. Die casting D. Broaching
E. Hobbing    
499.  Plastic gears are used in
A. Toys B. Instruments
C. Low load applications D. Low noise applications
E. Any of the above    
500.  Internal gears and splines used in automobile industry are manufactured by
A. Casting B. Milling
C. Broaching D. Gears shaping
E. Gears hobbing    

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