Advertisements
Advertisements
प्रश्न
Define specific heat capacity.
Advertisements
उत्तर
The specific heat capacity of a substance is defined as the amount of heat energy required to raise the temperature of 1 kilogram of a substance by 1°C or 1 K. It is denoted by the symbol C.
APPEARS IN
संबंधित प्रश्न
What property of water makes it an effective coolant?
Why do the farmers fill their fields with water on a cold winter night?
The specific heat capacity of a body depends on _____________ .
Write the approximate values of the specific latent heat of vaporization of steam.
The farmers fill their fields with water in winter. Give reason.
The temperature of a lead piece of mass 400 g rises from 20°C to 50°C when 1560 J of heat is supplied to it. Calculate Specific heat capacity of lead.
63.2 g of copper at 50°C can just melt 3.8g of ice. If the specific latent heat of ice is 336 J/g, find the specific heat capacity of copper.
Answer the following question.
Why do we generally consider two specific heats of a gas?
Solve the following problem.
What is the specific heat of metal if 50 cal of heat is needed to raise 6 kg of the metal from 20°C to 62 °C?
Calculate the amount of heat energy required to raise the temperature of 200 g of copper from 20°C to 70°C. Specific heat capacity of copper = 390 J kg-1 K-1.
