Heat And Thermodynamics - Study Mode
[#121] Energy can neither be generated nor destroyed but it can be transformed into another form, which is called?
Correct Answer
(B) Law of energy conservation
[#122] Metal tea pots have wooden handles because
Correct Answer
(A) wood is a bad conductor of heat
[#123] A glass vessel is filled with water up to the brim and a lid is fixed to it tightly. Then it is kept inside a freezer for hours. What is expected to happen?
Correct Answer
(C) The glass vessel breaks due to expansion as water freezes to ice
[#124] Which one of the following scales of temperature does not have a negative value?
Correct Answer
(C) Kelvin
[#125] The working principle of a mercury thermometer is
Correct Answer
(B) expansion of matter on heating