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Sloan [31]
3 years ago
11

Trevor and Nick are taxi drivers. Trevor drives a taxi using diesel oil while Nick drives a taxi using LPG. Whose taxi will caus

e higher levels of air pollution and why?
Engineering
1 answer:
Klio2033 [76]3 years ago
5 0

Answer:

Trevor's taxi that uses diesel will cause higher levels of air pollution

Explanation:

The amounts particulates, nitrogen oxides, sulfur IV oxide, formaldehyde and other products of combustion specific to fossil fuels are higher in diesel than with LPG, resulting in environmental pollution such as increased summer and winter smog, and acidification

Therefore, a taxi using LPG causes lower levels of environmental pollution than a taxi using diesel because LPG contains less complex and short chain hydrocarbon molecules, compared to diesel, that contains long chain and complex hydrocarbon molecules whose combustion introduces several forms of pollution to the environment.

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why is it important for the client and the engineering team to maintain open communications even after the delivery of the produ
goblinko [34]

Answer:

It is important for the client and the engineering team to maintain open communications even after the deliver of the product because

1) One of doctrine of Six Sigma which is a tool used to improve processes requires the input of effort meant to attain a stable process that can be easily predicted and geared towards the reduction of variation in the process is a pre requisite for the business to succeed

2) Communication can also help in product monitoring and control as well as ensuring that the product performance requirements are met

3) Communication between the client and the engineering team can serve as a means of reporting failures and collecting data for analysis

Explanation:

3 0
3 years ago
Ice slurry is being transported in a pipe (k = 15 W/m∙K, Di = 0.025 m, Do = 0.08 m, and L = 5 m) with an inner surface temperatu
grandymaker [24]

Answer:

Please see the attached file for complete answer.

Explanation:

Download pdf
3 0
4 years ago
The rectangular frame is composed of four perimeter two-force members and two cables AC and BD which are incapable of supporting
Rama09 [41]

Answer:

Your question is lacking some information attached is the missing part and the solution

A) AB = AD = BD = 0, BC = LC

    AC = \frac{5L}{3}T, CD = \frac{4L}{3} C

B) AB = AD = BC = BD = 0

   AC = \frac{5L}{3} T, CD = \frac{4L}{3} C

Explanation:

A) Forces in all members due to the load L in position A

assuming that BD goes slack from an inspection of Joint B

AB = 0 and BC = LC from Joint D, AD = 0 and CD = 4L/3 C

B) steps to arrive to the answer is attached below

AB = AD = BC = BD = 0

AC = \frac{5L}{3} T,  CD = \frac{4L}{3}C

7 0
4 years ago
Three groups of students are given study outlines for 6 weeks. One group studies 2 hours a night, a second group studies 1 hour
katrin2010 [14]

Answer:

The constant here is the study outline

Explanation:

In scientific research, the constant variable is that part/variable of the experiment that does not change or is set not to change. Examples include temperature, environment or height.

Assuming the scenery described in this question is an experiment. All the groups presented are bound by a constant during the experiment. The constant here is the study outline. The study outline provided to the students is not going to change.

NOTE: There could be confusion as regards the answer being the final exam grade but that will be the dependent variable as that will be the outcome of the experiment while the time spent to study will be the independent variable.

8 0
3 years ago
A company specification calls for a steel component to have a minimum tensile strength of 1240 MPa. Tension tests are conducted
polet [3.4K]

Answer:

HV = 372.4 KGf/mm^2

HR_C = 39.445

Explanation:

given data:

minimum tensile strength = 1240 MPa

we knwo that \sigma_{vrs}  and brinell hardness number (HB} relation given as

\sigma_{vrs} = 3.4 \times H.B

H.B = \frac{1240}{3.4} = 364.7

1) relation betwen H.B and Rockwell is

 HR_C = 6.96 + 0.089 HB

 HR_C = 6.96 + (0.089\times 365} = 39.445

2) relation between HB  and Vickers hardnes HV is given as

 HB \times 1.05 = HV + 10.5

HV = HB\times 1.05 - 10.5

HV = 372.4 KGf/mm^2

4 0
4 years ago
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