Under what conditions heat can be given to a substance without raising its temperature?
When a substance is melted or vaporized, heat is constantly absorbed but the temperature doesn’t rise because of latent heat of fusion or latent heat of vaporization.
Related Articles
- Under what conditions can a body travel a certain distance and yet its resultant displacement be zero ?
- Give the usual name for the following :Heat required to change the state of a substance without changing the temperature.
- List conditions under which combustion can take place.
- When you heat a substance, several changes can be observed. Talk about three of these changes?
- Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions(a) Low temperature, low pressure(b) High temperature, low pressure(c) Low temperature, high pressure(d) High temperature, high pressure
- Define ignition temperature of a substance.
- Program to find number of tasks can be finished with given conditions in Python
- A piece of paper can be jerked out from under a book quickly without moving the book. Why?
- Difference Between Heat and Temperature
- Fill in the blanks using the words given in the box. ignition, petrol, combustion, calorific value, combustible, inflammable(a) A chemical process in which a substance reacts with oxygen to give off heat is called ………………(b) Wood, paper, CNG are ……………substances.(c) The lowest temperature at which a substance catches fire is called its …………… temperature.(d) Ignition temperature of……………… is lower than that of wood.(e) The substances which have very low……………… temperature and can easily catch fire with a flame are called…………….. substances.(f) The amount of heat energy produced on complete combustion of 1 kg of a fuel is called its …………….
- Why does the temperature of a substance remain constant during its melting point or boiling point?
- Which of the two can be zero under certain conditions : average speed of a moving body or average velocity of a moving body ?
- The mass of one molecule of a substance is 4.65 × 10–23 g. What is its molecular mass? What could this substance be?
- Fuel must be heated to its ……….. temperature before it starts burning.
- Is a substance which can be compressed soft or hard?
Kickstart Your Career
Get certified by completing the course
Get Started
Data Structure
Networking
RDBMS
Operating System
Java
MS Excel
iOS
HTML
CSS
Android
Python
C Programming
C++
C#
MongoDB
MySQL
Javascript
PHP
Physics
Chemistry
Biology
Mathematics
English
Economics
Psychology
Social Studies
Fashion Studies
Legal Studies