Final answer:
If you back off the throttle on a PWC, you lose steering control because steering depends on the thrust of the water jet, which diminishes when the throttle is reduced.
Step-by-step explanation:
The correct answer is option 'if you back off the throttle on a PWC (Personal Watercraft), you will lose steering control.' This is because most PWCs do not have a rudder like boats do. Steering control on a PWC is accomplished by directing the thrust of the water jet.
When you reduce the throttle, the water jet's force decreases, leading to reduced steering capability. It is crucial for operators to maintain some power on the throttle to retain control over the PWC's direction, especially in the case of evasive maneuvers to avoid collisions
. Always refer to the specific PWC's owner's manual for detailed operational guidance and safety instructions.
The correct answer is option the personal watercraft will slow down or decelerate. When you back off the throttle on a personal watercraft (PWC), it reduces the amount of fuel being delivered to the engine, which decreases the power output. This leads to a decrease in speed and momentum, ultimately causing the PWC to slow down or decelerate.
This principle is based on Newton's laws of motion. According to Newton's second law of motion, the acceleration of an object is directly proportional to the force applied and inversely proportional to its mass. By reducing the throttle, you are reducing the force being applied to the PWC, causing it to decelerate.
For example, if you are riding a PWC at a high speed and suddenly release the throttle, the PWC will gradually slow down due to the decrease in power. The rate at which it slows down will depend on various factors such as the initial speed, the mass of the PWC, and any external forces like friction or wind resistance.