PCOC Vehicle Systems and Operations 2

Question 1

What does a boat's trim refer to?

Accepted Answer

The angle of the vessel bow-to-stern relative to the waterline

Answer

Trim describes the fore-and-aft angle of the boat as it sits in or moves through the water.

Question 2

Which of the following best describes a planing hull?

Accepted Answer

A hull that rises and skims on top of the water at higher speeds

Answer

A planing hull is designed to rise up and skim across the water surface once sufficient speed is reached.

Question 3

What is the primary purpose of a boat's keel?

Accepted Answer

To provide lateral stability and prevent sideways drift

Answer

The keel runs along the bottom centerline of the hull and helps keep the boat tracking straight and stable.

Question 4

On an outboard motor, the water pump impeller is responsible for:

Accepted Answer

Circulating cooling water through the engine

Answer

The impeller draws water from below the waterline and circulates it through the engine to prevent overheating.

Question 5

What does the term 'dead in the water' mean when applied to a vessel?

Accepted Answer

The boat has no propulsive power and is not moving

Answer

A vessel dead in the water has lost all way and cannot be steered or propelled under its own power.

(PCOC) Pleasure Craft Operator Card Practice Test