Machine Design - Day 1

1. The best instrument for measuring a thousand of an inch:
A. tachometer
B. micrometer
C. caliper
D. pyrometer


2. A lathe with multiple cutting stations:
A. lathe
B. shaper
C. turret lathe
D. none of the above


3. V-belts operate efficiently at speed of about (fpm):
A. 4400
B. 4200
C. 3600
D. 4500


4. Device used to measure accurately speed:
A. tachometer
B. speedometer
C. dial gauge
D. dial indicator


5. Poison's ratio is the ratio of:
A. shear strain to compressive strain
B. elastic limit to compressive strain
C. lateral strain to longitudinal strain
D. elastic limit to proportional limit


6. Cold working of steel plates make the metal:
A. harder
B. tougher
C. more ductile
D. more malleable


7. Manganese steel standard designation, SAE _____
A. 10XX
B. 13XX
C. 11XX
D. 8XXX


8. The best materials for break drum is:
A. aluminum
B. steel material
C. wrought iron
D. cast iron


9. Plain carbon steel standard designation, SAE _____
A. 6XXX
B. 14XXX
C. 4XXX
D. 10XX


10. Tools usually used in wood pattern making in a foundry shop.
A. band saw
B. saws and chisels
C. knives and drills
D. drill machine