Advertisements
Advertisements
प्रश्न
Explain the term boiling ?
Advertisements
उत्तर
Boiling : The change from liquid to gaseous phase on heating at a constant temperature is called boiling.
संबंधित प्रश्न
Ice cream appears colder to the mouth than water at 0℃. Give reason.
A calorimeter has mass 100 g and specific heat 0.1 kcal/ kg °C. It contains 250 gm of liquid at 30°C having specific heat of 0.4 kcal/kg °C. If we drop a piece of ice of mass 10 g at 0°C, What will be the temperature of the mixture?
Fill in the following blank using suitable word:
SI unit of heat is .........
A liquid X has specific heat capacity higher than the liquid Y. Which liquid is useful as coolant in car radiators.
What are other units of heat? Name and define them.
The molar specific heat of a gas at constant volume is 12307.69 J kg-1 K-1. If the ratio of the two specific heats is 1.65, calculate the difference between the two molar specific heats of gas.
Write the name.
The amount of heat absorbed at constant temperature by unit mass of a liquid to convert into gaseous phase.
Define specific heat capacity.
Numerical Problem.
What is the heat in joules required to raise the temperature of 25 grams of water from 0°C to 100°C? What is the heat in Calories? (Specific heat of water = `(4.18"J")/("g"°"C")`
