Una persona de 24años firma un convenio con una Cia de seguros privados por el cual cancela una prima de $ 120530 para recibir rentas hasta que cumpla 38años. Se pide calcular A) la renta vencida B) si el 50% de su renta deposita en un banco el 4% anual. Cuanto de capital acumula en este momento

Acompressor receives the shaft work to decrease the pressure of the fluid. a)- true b)- false

The higher the astm grain size number, the finer the gran is. a)-true b)-false

Along 8-cm diameter steam pipe whose external surface temperature is 900c connects two buildings. the pipe is exposed to ambient air at 70c with a wind speed of 50 km/hr blowing across the pipe. determine the heat loss from the pipe per unit length. (b) air at 500c enters a section of a rectangular duct (15 cm x 20 cm) at an average velocity of 7 m/s. if the walls of the duct are maintained at 100c. a) the length of the tube for an exit temperature of the air to be 40 0c. b)the rate of heat transfer from the air. c) the fan power needed to overcome the pressure drop in this section of the duct.