Engineering, 20.08.2021 18:30 kenziekey831
Porfavor ayuda es urgente
dadas las bajas calificaciones de los estudiantes de los cinco grupos del grado 8, se realizo una investigación sobre las horas que semanalmente cada alumno dedica al estudio después de salir de clases. los resultados obtenidos se presentan en las dos primeras columnas de la siguiente tabla, la cuál debes completar
intervalos
20-27
28-35
36-43
44-51
52-59
frecuencia absoluta
5
6
8
7
10
frecuencia relativa
porcentaje %
absoluta acumulada
frecuencia relativa acumulada
marca de clase
completar
Answers: 2
Engineering, 03.07.2019 15:10
Heat is added to a piston-cylinder device filled with 2 kg of air to raise its temperature 400 c from an initial temperature of t1 27 cand pressure of pi 1 mpa. the process is isobaric process. find a)-the final pressure p2 b)-the heat transfer to the air.
Answers: 1
Engineering, 04.07.2019 18:20
Most leaks in reciprocating air compressors can be detected and minimized by: (clo4) a)-detecting leakage areas using ultrasonic acoustic detector. b)-tightening joints and connections c)-replacing faulty equipment d)-all of the given options
Answers: 2
Engineering, 04.07.2019 18:20
Air is compressed isentropically from an initial state of 300 k and 101 kpa to a final temperature of 1000 k. determine the final pressure using the following approaches: (a) approximate analysis (using properties at the average temperature) (b) exact analysis
Answers: 1
Engineering, 04.07.2019 18:20
Find the kinematic pressure of 160kpa. for air, r-287 j/ kg k. and hair al viscosity of air at a temperature of 50°c and an absolute (10 points) (b) find the dynamic viscosity of air at 110 °c. sutherland constant for air is 111k
Answers: 3
Porfavor ayuda es urgente
dadas las bajas calificaciones de los estudiantes de los cinco grupos de...
Social Studies, 27.11.2021 04:20
Arts, 27.11.2021 04:20
Health, 27.11.2021 04:20
English, 27.11.2021 04:20
Computers and Technology, 27.11.2021 04:20
Mathematics, 27.11.2021 04:20
Mathematics, 27.11.2021 04:20
Mathematics, 27.11.2021 04:20
History, 27.11.2021 04:20