Advertisements
Advertisements
प्रश्न
The specific heat capacity of water is :
विकल्प
4200 J kg-1 K-1
420 J g-1 K-1
0.42 J g-1 K-1
4.2 J kg-1 K-1
Advertisements
उत्तर
4200 J kg-1 K-1
संबंधित प्रश्न
The coolant in a chemical or a nuclear plant (i.e., the liquid used to prevent the different parts of a plant from getting too hot) should have high specific heat.
Write the approximate value of specific heat capacity of water in S.I. unit.
A burner raises the temperature of 360 g of water from 40°C to 100°C in 5 minutes. Calculate the rate of heat supplied by the burner.
What are other units of heat? Name and define them.
Does the specific heat capacity of a substance depend upon its mass and rise in temperature only?
Some heat is provided to a body to raise its temperature by 25°C. What will be the corresponding rise in temperature of the body as shown on the Kelvin scale?
Two uniform brass rods A and B of length land 2l and radii 2r and r respectively are heated to the same temperature. The ratio of the increase in the volume ofB to that of A is ____________.
Two metals A and B have specific heat capacities in the ratio 2 : 3. If they are supplied the same amount of heat then
Which metal piece will show a greater rise in temperature given their masses is the same?
What is the amount of heat required to raise the temperature of 5 kg of iron from 30°C to 130°C? Specific heat capacity of iron = 483 Jkg-1C-1.
To study energy exchange between hot and cold objects, the system of both objects is isolated from the environment by keeping them inside ______.
