10200 nav 5 quiz 3

Sea/Rain clutter reduction enhances detection by filtering out unwanted echoes caused by waves and precipitation.

• True

• False

Off-centering shifts the vessel’s position on the display to emphasize forward or rearward scanning, increasing situational awareness.

• True

• False

ARPA's core function is autonomous target tracking and providing navigational data like CPA and speed.

• True

• False

Exposure to radar EMR can result in cataracts, skin burns, and reproductive health risks—key concern in such scenarios.

• True

• False

High-power radar can generate excessive heat or sparks, creating a potential fire hazard in enclosed areas.

• True

• False

Overreliance can cause neglect of visual lookout or other aids, leading to poor situational awareness.

• True

• False

EMR intensity drops quickly with distance, so maintaining distance from the antenna is an effective precaution.

• True

• False

Shielding or protective clothing is another valid safety measure when working near EMR sources.

• True

• False

Understanding radar performance factors is merely beneficial but not crucial for basic navigation.

• True

• False

Rain clutter appears as patches or bands, masking targets and reducing range.

• True

• False