Deck 6: Vehicle Construction

Question 1

Technician A says the suspension parts for a unibody are mounted to the body structure. Technician B says an enclosed hat channel structure is used in areas where maximum strength is required. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Answer 1

C

Question 2

TENSILE STRENGTH: The strength or ____________________ of a piece of metal to resist ripping or tearing when a force of tension or pressure is applied to it.

Answer 2

ability

Question 3

Technician A says that manufacturers use plastic sandwiching as a means to enhance the strength of floor pan. Technician B says wood is also used for plastic sandwiching. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Answer 3

C

Question 4

At areas where additional strength is required, a lamination of multiple layers of steel is often robotically welded together using a ____________________ type resistance spot welding (STRSW) process.

Question 5

Ladder frame is best suited for larger and heavier vehicles.

Question 6

Additional ridges are stamped into the passenger compartment and trunk floor to increase their strength.

Question 7

A buckle in the center of the roof directly above the B - Pillar should be a tipoff to the estimator and the technician that additional damage was sustained to the roof's ____________________ structure as well.

Question 8

Convolutions are formed into front rail members to reinforce them.

Question 9

Technician A says the pillars supporting the roof of the car must be able to withstand at least two times the weight of the car. Technician B says the "A" pillar is sometimes reinforced with structural foam. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 10

The vehicle weight of a unibody is heavier than the body over frame.

Question 11

Insulation materials used in strategic locations to reduce the road noises normally transmitted into the passenger compartment are called Sound ____________________ Materials.

Question 12

Technician A says even though they are a unitized design some unibody vehicles utilize a stub frame under the front of the vehicle to attach the drive train. Technician B says the D pillar is found only on SUV's and vans. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 13

Technician A says the effects of the collision energy travels throughout the vehicle when it is struck. Technician B says that enclosed box type construction is usually used throughout the length of the frame rails. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 14

Technician A says that manufacturers use foam to strengthen and reinforce some pillars. Technician B says the aerodynamics of a vehicle will not affect how fuel efficient it is. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 15

Technician A says a hat channel is commonly used on the rear floor pan for reinforcement. Technician B says the aerospace industry borrows much of its safety technology from the automobile industry. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor b

Question 16

A reinforced area incorporated into the front inner rails used to attach the upper parts of the struts for the suspension system on the unibody is called a Shock or Strut ____________________.

Question 17

Technician A says a unibody design is usually a rear wheel drive. Technician B says that in a rear wheel drive vehicle the engine and transaxle may be mounted transversely. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 18

Technician A says lateral stiffeners are sometimes welded into the floor pan for reinforcement. Technician B says the perimeter frame is most often used for trucks. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor b

Question 19

Technician A says the weight distribution of a unibody is approximately 40% at the front and 60% at the rear of the vehicle. Technician B says stress risers convolutions, and kick-ups are all used in areas where controlled damage is required. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 20

The body over frame vehicle was the most popular design in the U.S. for both cars and trucks prior to the introduction of the unibody.

Question 21

What is hydroforming?

Question 22

Describe a tailor welded blank,.

Question 23

What is the correlation between the shape of a part and the resistance it offers to bending?

Question 24

Describe space frame construction.

Question 25

How has the introduction of plastic and aluminum automobile parts influenced their performance?