Automotive Materials and Electronics

What is the primary difference between Material Scientists and Material Engineers?

• There is no difference between Material Scientists and Material Engineers

• Material Scientists focus on processing techniques, while Material Engineers focus on material structure

• Material Scientists develop new materials, while Material Engineers create new products using existing materials

• Material Scientists synthesize materials, while Material Engineers develop techniques for processing materials

What is the structure of a material related to?

• The type of external stimuli it is exposed to

• The arrangement of internal components

• The color and texture of the material

• The size and shape of the material

Which material is commonly used for pistons in automobile engines?

• Polymers

• Aluminum Alloys

• Steel Alloys

• Ceramic Composite Materials

What is a common material used for piston rings in internal combustion engines?

• Ductile Iron

• Alloys

• Stainless Steel

• Cast Iron

Why are ceramic materials used for piston rings in some specialized applications?

• Good wear resistance and corrosion resistance

• High electrical conductivity and magnetic properties

• Low cost and easy availability

• Excellent heat resistance and reduced thermal expansion

What is the purpose of an automotive flywheel?

• To adjust the suspension system

• To monitor tire pressure

• To control the vehicle's speed

• To convert reciprocating motion into rotational motion

Which material is commonly used for automotive crankshafts due to its excellent strength and fatigue resistance?

• AISI 4340 steel alloy

• Ductile Cast Iron

• Carbon Fiber

• Aluminum

What does the ABS warning light in a vehicle indicate?

• Fault in the anti-lock braking system

• Malfunction in the airbag system

• Low engine oil pressure

• Low fuel level

What is the purpose of a catalytic converter in a vehicle?

• To monitor tire pressure

• To regulate the fuel delivery process

• To reduce harmful pollutants in the exhaust gases

• To increase engine power

What do potentiometers measure in a vehicle?

• Engine speed

• Coolant temperature

• Fuel level

• Linear or angular position