Question

Difficulty: EasyNegative Detail Identification

The standard military lensatic compass consists of three major parts: the cover, the base, and the lens. The cover protects the compass dial and contains the sighting wire. The base houses the floating dial, which rotates freely and features luminous markings for low-light navigation. Connected to the base is the lens bracket, used to magnify dial readings while sighting an azimuth. Additionally, the compass features a thumb loop attached to the base, which serves as both a carrying handle and a stabilizing lock when folded over the cover.

According to the passage, which of the following is NOT a feature or component of the lensatic compass?

  1. A
    A sighting wire housed within the protective cover
  2. An internal battery to illuminate the floating dialAnswer
  3. C
    A lens bracket designed to magnify dial readings
  4. D
    A thumb loop that can function as a stabilizing lock

Answer

An internal battery to illuminate the floating dial
The passage states that the compass utilizes luminous markings for low-light navigation, but never mentions an internal battery. Therefore, an internal battery is the detail not included in the text.

Step-by-Step Solution

1
Identify the negative qualifier in the question stem.
The goal is to find the detail that is NOT mentioned or supported by the passage.
Negative detail questions require isolating the single unsupported choice while eliminating confirmed details.
2
Verify each option against the passage facts.
The sighting wire, the magnifying lens bracket, and the stabilizing thumb loop are all explicitly described in the text.
Cross-referencing stated features confirms which choices are true details from the text.
3
Select the unmentioned or contradicted component.
The text states the dial uses luminous markings for low-light visibility, making no mention of an internal battery.
The item describing an internal battery is completely unsupported by the provided passage.

Key Concept

Negative Detail Identification
Estimated Time:45s
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