Because the block is not moving, the sum of the x components of the forces acting on the block must be zero. find an expression for the sum of the x components of the forces acting on the block, using coordinate system b. express your answer in terms of some or all of the variables fn, ff, fw, and θ.

9.98 kg of r-134a at 300 kpa fills a rigid container whose volume is 14 l. determine the temperature and total enthalpy in the container. the container is now heated until the pressure is 600 kpa. determine the temperature and total enthalpy when the heating is completed. use data from the steam tables.