Home › CBSE Class 11 (Science) › Physics › Thermal Properties of Matter › Extra heat is added to water already boiling at …
Extra heat is added to water already boiling at 1 atm. What does it cause?
AA steady fall in the pressure
BA rise above 100 °C in temperature
CFreezing of the water at once
DVaporisation at constant temperature
Answer & Solution
Correct answer: D. Vaporisation at constant temperature
The added heat supplies latent heat of vaporisation, so the temperature stays at the boiling point.
Related questions
A temperature rise of 1 degree Celsius equals a rise of how many kelvin?The unit J/K is equivalent to which combination of base units?How many joules are in one kilocalorie (food calorie), as defined exactly?Heat capacity of an object is an extensive property. Which related quantity is intensive?Heat capacity of a system undergoing a phase change isBlackbody radiation curves depend on which property of the body?Newton's law of cooling holds good only when the temperature difference is what?As iron is heated in a flame, what colour sequence does it show?