Q. One quality of a thermometer is that its heat capacity should be small. If $P$ is a mercury thermometer, $Q$ is a resistance thermometer and $R$ thermocouple type then
A) $P$ is best, $R$ worst
B) $R$ is best, $P$ worst
C) $R$ is best, $Q$ worst
D) $P$ is best, $Q$ worst
Explanation
(c) Thermoelectric thermometer is used for finding rapidly varying temperature
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.