GSK Exit Exam • Set 9 Question 24 of 30

What instrument measures atmospheric pressure on the navigation bridge?

✓

Direct Answer

Option A: Aneroin Barometer

An aneroid barometer is the standard meteorological instrument used on the bridge to measure atmospheric pressure without the use of liquid mercury. Monitoring pressure trends is vital for predicting weather changes, as required by bridge watchkeeping procedures and the IMO's guidelines on meteorological services for safety of navigation.

All Options

A

Aneroin Barometer (Correct Answer)

B

Hygrometer

C

Psychrometer

D

Anemometer

Detailed Explanation & Context

An aneroid barometer is the standard meteorological instrument used on the bridge to measure atmospheric pressure without the use of liquid mercury. Monitoring pressure trends is vital for predicting weather changes, as required by bridge watchkeeping procedures and the IMO's guidelines on meteorological services for safety of navigation.

Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • General Ship Knowledge (GSK).

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