जब हवा का शुष्क बल्ब तापमान (dry bulb temperature) और आर्द्र बल्ब तापमान (wet bulb temperature) समान होता है, तो हवा की सापेक्ष आर्द्रता (relative humidity) कितनी होगी?

Thermal equilibrium between two bodies means they have the same:

Clinical thermometers should NOT be cleaned or sterilized using boiling water because:

In a standard laboratory thermometer, the temperature measurement range is typically: