A clinical thermometer is different from other mercury in glass thermometers owing to

Physics

JAMB 2007

A. the constriction on its stem
B. the grade of mercury used in it
C. its long stem
D. its wide range of temperatures

Your School's Whatsapp Group - Join Us now

WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now

Correct Answer: Option A

Explanation

The constriction in the stem of a clinical thermometer prevents the mercury from returning to the bulb after the temperature has been taken, allowing for a more accurate reading. This feature is what distinguishes it from other types of mercury thermometers, which do not typically have this constriction

There is an explanation video available below.

Previous Next

Go back to Phy classroom

Report an Error Ask A Question Download App