Physics • Physics Topics

Units & Conversions

Master Units & Conversions concepts with free HESI A2 practice questions and detailed rationales. These questions will help you reinforce your understanding and improve your score on the HESI A2 exam.

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What you will practice in this topic

This Units & Conversions page is part of the Physicssection under Physics Topics. Use the free questions below to check your understanding, read the rationale after each answer, and then move into a full HESI A2 question bank session.

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Free Practice Questions (2)

Question 1easy

Which Physics Law Explains Mercury Drop in a Sphygmomanometer?

A nurse notices that the mercury level in a manual sphygmomanometer drops rapidly when the valve is opened. Which of the following physics principles explains the behavior of the mercury column?

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Question 2easy

How Many Milliliters Are in 0.5 Liters?

A nurse prepares to administer 0.5 liters of IV fluid. How many milliliters will the nurse enter into the infusion pump settings?