the time taken to attain the final temperature to be measured

the time taken to attain 50% of the value of initial temperature difference

the time taken to attain 63.2% of the value of initial temperature difference

determined by the time taken to reach 100°C from 0°C

increases

decreases

remains constant

may increase or decrease depending on temperature

different heat contents

different specific heat

different atomic structure

different temperatures

conduction

convection

radiation

conduction and convection

hr (time)

sqm (area)

°C (temperature)

cm (thickness)