0
Add your answer:
Earn +20 pts
What is the specific heat of air in imperial units?
Specific heat of air is 0.24 BTU/lb/degree F
What is the dimensional formula of energy?
the formula to find specific heat is specific heat= calories/mass X change in temperature.
200.0 Joules of heat is required to raise the temperature of an object sample by 3.00C If the specific heat of the object is 01490 JgC what is the mass of the sample in kilograms?
Use the equation for specific heat: energy = mass x (temperature difference) x (specific heat). Replace the numbers you know, and solve for mass. Since it seems that the specific heat is specified per gram, you'll initially get the mass per gram. Converting that to kilograms is quite easy.
What are the units of heat?
The Specific Heat Capacity of water is 4,184 Joules per kg per Kelvin
Why does specific heat has the same numerical value in metric and british systems?
Specific heat is dimensionless, and dimensionless units have the same value in any system. Specific heat is the ratio between two densities - that of the substance considered, and that of water. The ratio of two quantities of the same dimension will naturally be a dimensionless number.
What is the amount of heat in air?
The amount of heat in air is measured using the specific heat capacity of air, which is about 1 kJ/kg°C. The total heat in air can be calculated by multiplying the specific heat capacity with the mass of air and the change in temperature.
What is the specific heat of air in imperial units?
Specific heat of air is 0.24 BTU/lb/degree F
Why is ocean temperature more constant than air temperature?
The specific heat of water is greater than the specific heat of air.
What is the specific heat of 450 Deg C hot air?
The specific heat of air at 450oC as an ideal gas is: 1.081 kJ/(Kg∙K)
What is the value of the of gamma in air?
The value of the specific heat ratio (gamma) in air is approximately 1.4 at room temperature. It represents the ratio of specific heats, which is the ratio of the heat capacity at constant pressure to the heat capacity at constant volume.
Which heats up faster air or soil?
Soil heats up faster than air because it has a higher heat capacity, meaning it can store more heat energy. This allows soil to absorb heat more rapidly from the sun compared to air. Once heated, soil can also retain heat for longer periods of time than air.
Specific heat capacity of air?
1000 J /kg-K
Why does water not heat up or cool as quickly as air?
Because the specific heat of water is very high. In fact, water has about 1400 times more heat carrying capacity than air.
The low specific heat capacity of air causes it to?
absorb or release small amounts of heat, changing its temperature dramatically.
What does the high specific heat of water have to do with the convection currents in the air at the seashore?
The high specific heat of water means that it can absorb and release a large amount of heat without its temperature changing much. This helps moderate the temperature of the air near the seashore, leading to the formation of convection currents as warm air rises over the warmer water and cooler air moves inland to replace it.
Why does water not heat up or cool off as air?
Water has a high specific heat capacity compared to air, meaning it can absorb or release a lot of heat energy before its temperature changes significantly. This property allows water to maintain a relatively stable temperature compared to air, which has a lower specific heat capacity and can heat up or cool down more quickly.
Air expands according to the law pv1.3 a constant inside an enclosed cylinder find its specific heat?
For an adiabatic process, we have the equation PV^1.3 = constant, where P is the pressure and V is the volume. Specific heat at constant pressure (Cp) can be found using the relation Cp - Cv = R, where R is the gas constant. Specific heat at constant volume (Cv) is dependent on the specific gas and temperature range.
