Physics, 08.04.2020 16:01, robertabenavidesq
A horizontal air diffuser operates with inlet velocity and specific enthalpy of 250 m/s and 270.11 kJ/kg, respectively, and exit specific enthalpy of 297.31 kJ/kg. For negligible heat transfer with the surroundings, the exit velocity is:
a) 223 m/sb) 197 m/xc) 90 m/sd) 70 m/s
Answers: 2
Physics, 21.06.2019 19:40, locomexicano03
Abird sitting high in a tree is an example of what type of wnergy
Answers: 2
Physics, 22.06.2019 15:30, linnaefoos2183
This is the number of complete movements of a wave per second.
Answers: 1
Physics, 22.06.2019 16:50, justkevin1231
Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
Answers: 3
Physics, 22.06.2019 18:30, ptrlvn01
Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?
Answers: 1
A horizontal air diffuser operates with inlet velocity and specific enthalpy of 250 m/s and 270.11 k...
Social Studies, 30.07.2019 09:00
Social Studies, 30.07.2019 09:00