The Short of It
Technician A states that during a head-on collision with a barrier , at 30 mph, the engine compartment compacts by about 30-40% of its length. Technician B states that the passenger compartment is compacted only 1 to 2 % of its length. Who is correct? _______________________________________________ a. A only
b. B only
c. Both A and B
d. Neither A nor B
c. Both A and B
The damage that occurs to a unibody car as a result of an impact can best be described by using the ______concept. _____________________________________________ a. sag
b. impact
c. crush
d. cone
d. cone
The ______used in manufacturing are not necessarily the same as the reference points the collision repair technician uses to measure the vehicle. _______________________________________________ a. body center marks
b. control points
c. center planes
d. datum planes
b. control points
A(n) ____is an imaginary flat surface parallel to the underbody of the vehicle at some fixed distance from the underbody. _______________________________________________ a. Datum Plane
b. control point
c. center plane
d. reference point
a. Datum Plane
A strut tower upper body gauge can be used to detect all of the following EXCEPT: _______________________________________________ a. Misalignment of the cowl
b. Misalignment of the strut towers
c. twist damage
d. Misalignment of a radiator support
c. twist damage
The term _____refers to the points, bolts, holes, and so on, used to give unibody and frame dimensions in body specification manuals _______________________________________________ a. sag points
b. measuring gauges
c. control points
d. reference points
d. reference points
Tram gauges are metal rods used to check for ________. _______________________________________________ a. misalignment
b. measurement
c. tracking
d. caster & camber
b. measurement
_________is a condition where one side of the car has been moved to the rear or front causing the frame and/or body to be out of square. _______________________________________________ a. sag damage
b. diamond damage
c. mash damage
d. twist damage
b. diamond damage
_______is a condition where the cowl or another area of the vehicle is lower than normal. ______________________________________________ a. sag
b. mash
c. side-sway
d. twist damage
a. sag
A(n) _______is handy because it helps you organize specs, actual measurements and differences in good and actual measurements. _____________________________________________ a. damage analysis form
b. universal analysis form
c. laser analysis form
d. pivot analysis form
a. damage analysis form
________reduces the effects of road shocks traveling from the frame to the body. ______________________________________________ a. front air bags
b. rubber body mounts
c. rocker panels
d. side air bags
b. rubber body mounts
Technician A says the center plane or centerline divides the vehicle into two equal halves: the passenger side and the driver side. Technician B says side-sway damage is a condition in which one corner of the car is higher than normal; the opposite corner maybe lower than normal. Who is correct? _______________________________________________ a. A only
b. B only
c. Both A and B
d. Neither A nor B
a. A only
_________is a condition where one corner of the car is higher than normal; the opposite corner might be lower than normal. ______________________________________________ a. sag damage
b. diamond damage
c. mash damage
d. twist damage
d. twist damage
________is present when the front, center, or rear portion of the vehicle is pushed out of alignment by a side impact. _______________________________________________ a. sag
b. twist damage
c. side-sway
d. mash damage
c. side-sway
Which of the following statements is LEAST likely true? ______________________________________________ a. The term NEGATIVE LENGTH refers to a measurement point that has been pushed in or is shorter than spec.
b. The term POSITIVE LENGTH refers to measurement point that is too long or has been forced out center of vehicle.
c. The term NEGATIVE WIDTH refers to measurement point that is pushed to center of vehicle or is too short.
d. The term POSITIVE HEIGHT refers to measurement point that has been pushed down or is too low.
d. The term POSITIVE HEIGHT refers to measurement point that has been pushed down or is too low.
To provide some control on secondary damage distortion and to provide a much safer compartment for passengers, a unibody vehicle is designated with ____or areas at the front and rear. _______________________________________________ a. rear shocks
b. belt line area
c. crush zones
d. bumpers
c. crush zones
________is present when any section or frame member of the vehicle is shorter than the factory specification. _______________________________________________ a. sag
b. mash
c. diamonding
d. twist
b. mash
While having a discussion, Technician A says that sag damage usually occurs when the vehicle is struck off-center. Technician B says that diamond damage usually occurs when the vehicle is struck off-center. Who is correct? _____________________________________________ a. A only
b. B only
c. Both A and B
d. Neither A nor B
b. B only
A center hit on a vehicle that causes a misalignment is MOST- likely referred to as: ______________________________________________ a. strut
b. double side-sway
c. mash
d. sag
b. double side-sway
_______use sound waves as a means of measuring vehicle dimensions. _____________________________________________ a. Dedicated bench measuring system
b. Robot arm measuring system
c. Sonic measuring systems
d. computerized measuring systems.
c. Sonic measuring systems
_________results from a head-on collision with another object or vehicle. ______________________________________________ a. rear unibody damage
b. side unibody damage
c. frontal unibody damage
d. top impacts
c. frontal unibody damage
_________are special tools used to check specific frame and body points. _____________________________________________ a. center planes
b. body center marks
c. datum planes
d. measurement gauges
d. measurement gauges
While having a discussion, Technician A says that the most frequent order of occurrence of damage is: side-sway, sag, mash, diamond, and twist. Technician B. says that sag and side-sway frequently occurs almost simultaneously. Who is correct? ______________________________________________ a. A only
b. B only d.
c. Both A and B
d. Neither A nor B ______________________________________________
c. Both A and B
A(n) _______shows misalignment of the strut tower/upper body parts in relation to the centerline plane and datum plane. ___________________________________________ a. Datum plane
b. Digital tram gauge
c. center plane
d. strut tower gauge
d. strut tower gauge
A sonic measuring system consists of all of the following EXCEPT: ______________________________________________ a. A laser tram
b. A personal computer
c. A receiving unit
d. emitter targets
a. laser tram