What technique should be used for proper acceleration in a vehicle?

Using steady pressure in a smooth, straight line is the most effective technique for proper acceleration in a vehicle. This method ensures that acceleration is controlled and predictable, which is crucial for maintaining vehicle stability and safety. Smooth acceleration minimizes the risk of skidding or losing control, especially in adverse weather conditions or when navigating turns. It allows the driver to maintain traction with the road and significantly reduces the likelihood of abrupt shifts in weight that could lead to accidents or mechanical issues.

In contrast, sudden acceleration can lead to a loss of traction and control, particularly if the road conditions are not ideal. High RPMs can strain the engine and other components of the vehicle, reducing operational efficiency and increasing wear. Frequent gear shifts also create potential for loss of momentum and can lead to jerky movements, which are not conducive to smooth acceleration. Thus, steady pressure is universally recommended for effective vehicle operation and safety.