Engine Repair Michigan Mechanic Exam Verified Test Paper Questions And Solutions

ENGINEERING BTEC COMPLETE EXAM
REVIEW WITH FULL SOLUTIONS

●● computer aided design
Answer: Full term for CAD


●● computer aided manufacture
Answer: Full term for CAM


●● modern composite materials
Answer: -Carbon fibre
-Kevlar
-GRP
are examples of?


●● High performance materials
Answer: -Titanium
-Super alloys
-Ceramics
are examples of?


●● Smart materials

,Answer: -Shape memory alloys
-Shape memory polymers
-piezoelectric actuators
are examples of?


●● GRP properties
Answer: Good strength:weight, easily moulded/shaped, resistant to
corrosion, durable, electrical insulator, relatively inexpensive


●● Carbon fibre properties
Answer: Amazing strength:weight, easily moulded/shaped, resistant to
corrosion, rigid/stiff, electrical insulator and quite expensive


●● Kevlar properties
Answer: High tensile-strength:low-weight, high chemical resistance,
extremely tough, very stable, non-flammable


●● Titanium properties
Answer: Low density, high strength, resistant to corrosion, low thermal
conductivity


●● Ceramic properties

, Answer: Very hard but brittle, good wear resistance, corrosion resistant,
chemically inert


●● Super alloy properties
Answer: Excellent strength at high temperatures, very expensive,
resistant to corrosion, hard-wearing


●● SMA properties
Answer: Return to their original shape after heating and deformation,
lightweight, quite expensive, conductive


●● SMP properties
Answer: Return to their original shape after heating and deformation,
lightweight, resistant to corrosion, not conductive


●● Piezoelectric properties
Answer: Have an ability to generate electric charge when squeezed or
pressed


●● GRP applications
Answer: -Garage doors
-Boats
-Custom furniture moulding