Cidepe

Function

Intended for experimental study, physics laboratory and carrying out physics experiments on: Physics. Thermometry. The thermoscope. The difference between a thermoscope and a thermometer. Thermodynamics, Calorimetry. Difference between heat and temperature. Conduction, a means of heat propagation, means of transmission, heat transfer. Convection, a means of heat propagation, means of heat transmission, heat transfer. Radiation, a means of heat propagation, means of heat transmission, heat transfer. The influence of color on thermal insulation. Some energy transformations, electrical into light, thermal and mechanical. The water equivalent and the heat capacity of a calorimeter. What is a calorimeter for? What is the water equivalent of a calorimeter? What is heat? Energy balance, principle of heat exchange. Measuring temperature and determining the mass of cold water. Measuring temperature and determining the mass of hot water. Measuring the final temperature, thermal equilibrium temperature. Determining the water equivalent of the calorimeter. Determining the heat capacity of the calorimeter. The mechanical equivalent of heat, electrical equivalent. The calorimeter with resistor. The difference between resistor and electrical resistance. The operator J that allows the exchange of the calorie unit for the joule unit and vice versa. The amount of heat transferred by the electrical resistance of the resistor to the calorimeter and water system, when connected. Using conservation of energy, principle of heat exchange. Setting up the electrical circuit with the calorimeter. Connecting the circuit and measuring the heating time. Determining the mechanical equivalent of heat. The relative percentage error between the experimental value and the expected value. The average value of the mechanical equivalent of heat and its uncertainty. The specific heat, mass heat capacity, of copper. Specific heat. Measuring the temperature of thermal equilibrium. Using the principle of conservation of energy, principle of heat exchange. Determining the specific heat of copper. Determining and comparing the specific heat, mass heat capacity, of different solid materials. The latent heat of fusion of ice. Latent heat. Determining, by difference, the mass of ice. Determining the intense heat of fusion of ice. The solidification of water, obtaining colored ice. Boiling and condensation of water. Thermal expansion. The variation in the length of copper as a function of its initial length and the variation in temperature. Copper and its metal alloys. The variation in the length of brass as a function of its initial length and the variation in temperature. Brass and its alloys. The variation in the length of steel as a function of its initial length and the variation in temperature. Steel and its alloys. Determination of the coefficient of linear expansion of copper. Determination of the coefficient of linear expansion of brass. Determination of the coefficient of linear expansion of steel, etc.

Cidepe - Industrial Center for Teaching and Research Equipment - is a company of reference in educational instruments in educational institutions in Brazil and abroad. With an experienced team of engineers, professors, researchers, consultants and other collaborators, Cidepe develops products with technology and human talent to improve the teaching dynamics.
The entire history of pioneering spirit and work focused on customer needs makes the Cidepe brand increasingly present in the lives of thousands of students, bringing greater participation and interest to the knowledge experience in the areas of Chemistry, Physics and Biology. Contact our sales team, we are available to assist your educational institution on this journey towards practical knowledge.

print

Details

Details with the main experiments