#1
Which component is primarily responsible for supporting the vehicle's weight?
Suspension system
ExplanationThe suspension system supports the vehicle's weight by absorbing shocks and maintaining tire contact with the road.
#2
What does GVWR stand for in the context of vehicle weight?
Gross Vehicle Weight Rating
ExplanationGVWR indicates the maximum weight a vehicle can safely carry, including passengers, cargo, and fuel.
#3
What does the term 'kerb weight' of a vehicle represent?
The weight of the vehicle without any occupants or cargo
ExplanationKerb weight signifies the vehicle's mass without additional load, aiding in determining performance and fuel efficiency.
#4
Which of the following statements is true regarding payload capacity?
It is the maximum weight a vehicle can carry, including passengers and cargo
ExplanationPayload capacity refers to the total weight a vehicle can carry, encompassing occupants, luggage, and other cargo.
#5
How does the center of gravity (CG) affect a vehicle's stability?
Lowering the CG increases stability
ExplanationA lower center of gravity enhances stability by reducing the risk of rollovers and improving handling.
#6
What is the purpose of a load distribution hitch in towing?
To improve stability and balance by distributing the tongue weight
ExplanationA load distribution hitch redistributes the weight, minimizing sway and ensuring safe towing.
#7
In the context of electric vehicles, what is 'curb weight' often used to describe?
The weight of the vehicle with the battery included
ExplanationCurb weight in electric vehicles includes the battery's weight, impacting range and performance.
#8
What safety feature is designed to prevent a vehicle from rolling backward on a hill when starting from a stop?
Hill Start Assist (HSA)
ExplanationHill Start Assist prevents rollback by temporarily maintaining brake pressure, aiding in uphill starts.
#9
What is the purpose of a weight distribution system in towing?
To evenly distribute the weight of the trailer across all axles of the towing vehicle
ExplanationA weight distribution system ensures balanced weight distribution, enhancing towing stability and safety.
#10
In the context of vehicle weight distribution, what does the term 'axle load' refer to?
The weight supported by each individual wheel axle
ExplanationAxle load denotes the weight borne by each wheel axle, crucial for maintaining balance and stability.
#11
Which rating system indicates the maximum load-carrying capacity of a tire?
Tire load index
ExplanationTire load index specifies the maximum weight a tire can support safely, crucial for vehicle stability and performance.
#12
What impact does a higher payload capacity have on a vehicle's suspension system?
It increases stress on the suspension components
ExplanationHigher payload capacity exerts more stress on the suspension, potentially affecting performance and longevity.
#13
What is the significance of the Gross Axle Weight Rating (GAWR) for a vehicle?
It indicates the maximum load each axle is designed to support
ExplanationGAWR specifies the maximum weight each axle can carry safely, crucial for vehicle stability and safety.
#14
How does the distribution of weight in a vehicle impact fuel efficiency?
Uneven weight distribution decreases fuel efficiency
ExplanationUneven weight distribution increases drag and alters vehicle balance, adversely affecting fuel efficiency.
#15
In a weight distribution hitch, what does the term 'tongue weight' refer to?
The weight applied by the trailer's tongue on the hitch
ExplanationTongue weight is the downward force exerted on the hitch ball by the trailer's tongue, critical for towing stability.