La extensión de un resumen debe estar en un rango de del texto inicial. a)25 a 35 % b)10 a 20 % c)15 a 20 % d)20 a 25 %

Atmospheric air has a temperature (dry bulb) of 80° f and a wet bulb temperature of 60° f when the barometric pressure is 14.696 psia. determine the specific humidity, grains/lb dry air. a. 11.4 c. 55.8 d. 22.5 b. 44.1

Apressure vessel with an r/t 20 cannot be treated as thin walled vessel. a)-trune b)- false

Asteel wire of 2 mm diameter is fixed between two points located 2 m apart. the tensile force in the wire is 250n, if its density of steel is given by 7830 kg/m3 the fundamental frequency of vibration hz? ?