thermos flask keep hot liquid hot and cold liquid cold by
a. using coolant
b. cooling
c. heating
d. preventing heat loss
Answers
Answered by
2
Answer:
preventing heat loss
Explanation:
Since there is vacumm between the walls of the bottle ,flow of heat by convection is also ruled out.
Answered by
2
Answer:
preventing heat loss
Explanation:
please follow me
Similar questions