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yawa3891 [41]
3 years ago
6

Moist air at 27 deg C, 1atm, and 50% relative humidity enters an evaporative cooling unit operating at steady state consisiting

of a heating section followed by a soaked pad evaporative cooler operating adiabatically. The air passing through the eating section is heated to 45 deg C. Next, air passing through a soaked pad exiting with 50% relative humidity. Using data from psychrometric chart, determine A) the humidity ratio of the entering moist air mixture, in kg(vapor) per kg(dry air). B) the rate of heat transfer to the moist air passing through the heating section, in kj per kg of mixture. C) The humidity ratio and temperature, in deg C at the exit of the evaporative cooling section.

Engineering
1 answer:
OleMash [197]3 years ago
6 0

Answer:

Explanation:

solution is attached below

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A 20 mm diameter rod made of ductile material with a yield strength of 350 MN/m2 is subjected to a torque of 100 N.m, and a bend
vodka [1.7K]

Answer:

a) 42.422 KN

b) 44.356 KN

Explanation:

Given data :

Diameter = 20 mm

yield strength = 350 MN/m^2

Torque ( T )  = 100 N.m

Bending moment = 150 N.m

<u>Determine the value of the applied axial tensile force when yielding of rod occurs </u>

first we will calculate the shear stress and normal stress

shear stress ( г ) = Tr / J = [( 100 * 10^3)  * 10 ]  /  \pi /32 * ( 20)^4  

                                       = 63.662 MPa

Normal stress(  Гb + Гa )  = MY/ I  +  P/A

= [( 150 * 10^3)  * 10 ]  /  \pi /32 * ( 20)^4   + 4P / \pi  * 20^2

= 190.9859 + 4P / \pi  * 20^2  MPa

<u>a) Using MSS theory </u>

value of axial force = 42.422 KN

solution attached below

<u>b) Using MDE  theory </u>

value of axial force = 44.356 KN

solution attached below

5 0
3 years ago
What part connect to the tie rod that helps the brake chamber out that deals with slack adjuster
scoray [572]

Answer:

none

Explanation:

7 0
2 years ago
When the same type of arc is used in more than one place, what note is included with the dimension?
Ghella [55]

Answer:

Numerals

Dimensions

Extension Lines

Arrowheads

Dimension Figures

Isometric Dimensioning

Orthographic Dimensioning

If a drawing is to be complete, so that the object represented by the drawing can be made as intended by the designer, it must tell two complete stories. It tells this with views, which describe the shape of the object, and with dimensions and notes, which give sizes and other information needed to make the object.

Therefore, your next step is to learn the basics of dimensioning. In that way, you will understand not only how to interpret a drawing to get the information you need, but also how to dimension your sketches so that they can be used to communicate size information to others.

Numerals

It may seem a bit basic, but a few exercises with the shapes of numbers come before dimensioning. The reason for such a review is simply that incorrectly or carelessly made numbers on a drawing or sketch can easily be misinterpreted by someone on the job. That can be costly.

Therefore, the study of numbers forms is justified.

The number forms presented here have been determined to be the most legible, and are used by industry nationwide. The United States standardized 1/8” vertical

Explanation:

5 0
3 years ago
What is the chord length of an airplane called?
aliya0001 [1]

Answer:

The distance from the leading edge to the trailing edge is called the chord, denoted by the symbol c. The ends of the wing are called the wing tips, and the distance from one wing tip to the other is called the span, given the symbol s

3 0
3 years ago
How much power do a capacitor and inductor dissipate? Assume the capacitor/inductor have no parasitic resistance (no resistor in
Mariana [72]
They do in fact heat up while receiving energy.
4 0
3 years ago
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