The efficiency indicates the manner in which the inputs are used by the system. Being efficient means the system uses inputs in a `right' way. If the input-output ratio is adverse, we say that the system is inefficient though it produces the desired output.
Answer:
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Explanation:
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EDIT
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Answer;
Comfortable erect position squarely behind the steering wheel.
Explanation;
Vehicle balance is the distribution of the weight of the vehicle on the tires as they meet the ground.
Vehicle movements creates changes to vehicle balance due to suspension and weight changes.
Proper position of the feet, legs, arms, and hands help maintain a stable seat position.
To maintain balance; Precise steering movements, smooth and progressive acceleration, and controlled brake application are important.
