Advertisements
Advertisements
Question
Define calorie. How many joules make one calorie?
Advertisements
Solution
One Calorie: One calorie is the amount of heat energy required to raise the temperature of one gram of water through 1°C.
There are 4.2 J in one calorie
1 Cal = 4.2 J
APPEARS IN
RELATED QUESTIONS
Express Kelvin Zero in °C
Define temperature on the basis of the kinetic theory of matter.
A body absorbs 1680 J of heat energy. How many calories of heat is absorbed by the body?
What is the upper fixed point on the Celsius scale?
Convert the following temperature into Celsius scale:
95oF
Give a scientific reason for the following:
Old quits are less warm than the new ones.
If you keep ice at 0° C and water at 0° C in either of your hands, in which hand you will feel more chillness? Why?
Assertion: Temperature is the measure of heat energy.
Reason: Energy is the capacity to do work.
