Recent content by samirnasri

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    What Is the Minimum Power Required for a Heat Pump to Maintain 20°C?

    Hello, Just wondering if you could help me out with this question; A house is to be maintained at 20°C in winter and the heating load is 10kW. The outside temperature is -5°C. If a heat pump is to be used to heat the house, what is the minimum power required to drive the heat pump...
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    Steel - Youngs Modulus, Poisson Ratio

    Hello, Quick question on how you would go about calculating this. A grade of steel has the following properties; Tensile strength = 300 N/mm^2 - (not relevant?) Youngs Modulus = 200 GPa Poisson Ratio = 0.3 The grade of steel is 2m long, with a 20mm cross sectional area. It is positioned...
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    How Can kWh Be Converted into Mass?

    Is it possible to turn kWh into mass, and if it is could someone help me with the equation? Thanks