Homework Answers
Add Answer to:
> points A sign 30m long and 2m wide is being pulled in longitudinal direction de...
aestion 4 s points Save Aroup A sign 30m long and 2m wide is being pulled...
aestion 4 s points Save Aroup A sign 30m long and 2m wide is being pulled in longitudinal direction de longits length through air at speed of 48 ms Sign has the same drag force as an equivalent flat plate. Kinematiscosity of air is 1.41X 10-5 m/s, density of air is 1.25 kg/m3 The flow over the sign is? Laminarflow Tripped flow laminar then transitions to turbulent Laminar on one side, turbulent on other side
sestion 13 A sign 20m long and 2m wide is being pulled in longitudinal direction (1.e...
sestion 13 A sign 20m long and 2m wide is being pulled in longitudinal direction (1.e along its length) through air at speed of 8 m/s. Sign has the same drag force as an equivalent flat plate. Kinematic viscosity of air is 1.6 x 10-5 m2/s, density of air is 1.25 kg/m3 Determine the portion of sign where the flow is laminar 0.8 m 1 m 1.6 m 2 m
b. A very thin wing section is being tested in a low speed wind-tunnel. Assuming that...
b. A very thin wing section is being tested in a low speed wind-tunnel. Assuming that the flow on the surface of the wing produce a laminar boundary layer and the velocity profile is given as follows; Determine the theoretical value of; 8" where Rex is the Reynold number at a distance x from the leading edge of the wing, Rei is the Reynolds number at the trailing edge of the wing and Cr (or Cp) is the average skin...
(Re_x)_cr=5(10^5) au ar +0 ay au dy? Revie ди ar + =0 ду Water flows past...
(Re_x)_cr=5(10^5)
au ar +0 ay au dy? Revie ди ar + =0 ду Water flows past a flat plate of length L = 15 cm at U = 2 m/s. What is the disturbance thickness of the boundary layer at = 10 cm from the front of the plate? The properties of water are pw = 1000 kg/m” and Vw = 1x10-6 m/s Express your answer in mm to three significant figures. View Available Hint(s) 8 = 1.12 mm Submit...
Encircle the correct answer for the following questions: • What is the hydraulic diameter of a...
Encircle the correct answer for the following questions: • What is the hydraulic diameter of a rectangular air ventilation duet whose cross section is 1 m by 25 cm? (a) 25 cm (b) 40 cm (c) 100 cm (d) 75 cm (e) 50 cm Oil = 0.1kg/ms, specific gravity= 0.9] flows through a 50-m-long smooth 8-cm-diameter pipe. The maximum pressure drop for which laminar flow is expected is approximately • • (a) 40 kPa (b) 50 kPa (c) 60 kPa...
summatize the following info and break them into differeng key points. write them in yojr own...
summatize the following info and break them into differeng key points. write them in yojr own words
apartus
6.1 Introduction—The design of a successful hot box appa- ratus is influenced by many factors. Before beginning the design of an apparatus meeting this standard, the designer shall review the discussion on the limitations and accuracy, Section 13, discussions of the energy flows in a hot box, Annex A2, the metering box wall loss flow, Annex A3, and flanking loss, Annex...
aestion 4 s points Save Aroup A sign 30m long and 2m wide is being pulled in longitudinal direction de longits length through air at speed of 48 ms Sign has the same drag force as an equivalent flat plate. Kinematiscosity of air is 1.41X 10-5 m/s, density of air is 1.25 kg/m3 The flow over the sign is? Laminarflow Tripped flow laminar then transitions to turbulent Laminar on one side, turbulent on other side
sestion 13 A sign 20m long and 2m wide is being pulled in longitudinal direction (1.e along its length) through air at speed of 8 m/s. Sign has the same drag force as an equivalent flat plate. Kinematic viscosity of air is 1.6 x 10-5 m2/s, density of air is 1.25 kg/m3 Determine the portion of sign where the flow is laminar 0.8 m 1 m 1.6 m 2 m
b. A very thin wing section is being tested in a low speed wind-tunnel. Assuming that the flow on the surface of the wing produce a laminar boundary layer and the velocity profile is given as follows; Determine the theoretical value of; 8" where Rex is the Reynold number at a distance x from the leading edge of the wing, Rei is the Reynolds number at the trailing edge of the wing and Cr (or Cp) is the average skin...
(Re_x)_cr=5(10^5)
au ar +0 ay au dy? Revie ди ar + =0 ду Water flows past a flat plate of length L = 15 cm at U = 2 m/s. What is the disturbance thickness of the boundary layer at = 10 cm from the front of the plate? The properties of water are pw = 1000 kg/m” and Vw = 1x10-6 m/s Express your answer in mm to three significant figures. View Available Hint(s) 8 = 1.12 mm Submit...
Encircle the correct answer for the following questions: • What is the hydraulic diameter of a rectangular air ventilation duet whose cross section is 1 m by 25 cm? (a) 25 cm (b) 40 cm (c) 100 cm (d) 75 cm (e) 50 cm Oil = 0.1kg/ms, specific gravity= 0.9] flows through a 50-m-long smooth 8-cm-diameter pipe. The maximum pressure drop for which laminar flow is expected is approximately • • (a) 40 kPa (b) 50 kPa (c) 60 kPa...
summatize the following info and break them into differeng key points. write them in yojr own words
apartus
6.1 Introduction—The design of a successful hot box appa- ratus is influenced by many factors. Before beginning the design of an apparatus meeting this standard, the designer shall review the discussion on the limitations and accuracy, Section 13, discussions of the energy flows in a hot box, Annex A2, the metering box wall loss flow, Annex A3, and flanking loss, Annex...
Most questions answered within 3 hours.
-
You purchase your daily coffee at the Chemist’s Coffeehouse and
have a choice of two cups:...
asked 2 hours ago -
Which of the following pairs of chemicals could be used to make
a buffer solution?
A.)...
asked 2 hours ago -
Problem 16-51 Sales
Activity Variance (LO 16-3)Odessa, Inc., reports the following
information concerning operations for the...
asked 2 hours ago -
Pictured on the right are thee point charges Q1 = 18.4 μC, Q2 =
-30.6 μC,...
asked 2 hours ago -
A graduate student is conducting research in psychology and
needs to obtain the IQ scores of...
asked 3 hours ago -
R2.84: There are 2 defective products in a production lot of 10.
An inspector randomly selected...
asked 4 hours ago -
Consider the following equilibrium system: COCl2(g) CO(g) +
Cl2(g) A 10.00 L evacuated flask is filled...
asked 5 hours ago -
1) What are the two distinct steps that one needs to perform
when developing a data...
asked 5 hours ago -
2) Write a C++ program that uses a class called “Degree” to
obtain the trigonometric
values...
asked 6 hours ago -
1. In eukaryotic cells the genomes of
&
asked 6 hours ago -
The standard enthalpy of propanol (C3H7OH) is -303.0 kJ/mol.
Compute both of the
gross and net...
asked 6 hours ago -
Why PWM using H-bridge for control motor speed is more power
effiecient than the linear amplifier...
asked 6 hours ago