The Two Water Reservoirs Shown in the Figure Are Open

question 9

Multiple Choice

The two water reservoirs shown in the figure are open to the atmosphere,and the water has density 1000 kg/m³.The manometer contains incompressible mercury with a density of 13,600 kg/m³.What is the difference in elevation h if the manometer reading m is 25.0 cm?

• A) 1.58 m
• B) 4.20 m
• C) 3.75 m
• D) 3.40 m
• E) 3.15 m

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Definitions:

Visual Search

The task of locating a specific visual target among a field of distractors.

Number of Distracters

The quantity of irrelevant stimuli or options that divert attention away from the target information or choice.

Simultaneous Tasks

The performance of multiple tasks at the same time, requiring cognitive flexibility and often leading to divided attention.

Dictation

The act of speaking aloud for someone else to write down or for a machine to record the words.