A steady flow of oil with a specific gravity of 0.93 is present. The exit velocity neglecting all losses through the system V=0.7179 m/s.
P1-P2/sg=h=-6*[ρm/ρoil-1]=-6[1/0.93-1]
h=-0.4516cm=-0.4516*10⁻²cm
V₂²-V₁²/2g=h=-0.4516*10⁻²
V₂-(A₂/A₁)².V²₂/2g=-0.4516*10⁻²
V₂²=0.0132=0.11486 m/s
A₂V₂=Aexit.Vexit
Vexit=A₂/Aexit*V₂
=π/4.5²/ π/4 2²*0.1148
Velocityexit=0.7179 m/s.
Exit losses are calculated as a coefficient multiplied by the change in velocity head from the downstream end of the culvert, just inside it, to the cross section immediately downstream of it. A pipe's head loss is also inversely correlated with its length. So it makes sense to keep the pipe work as straight and compact as possible. Friction loss must be taken into account during system design since it has an impact on the flow rate and fluid pressure inside the pipe system.
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What is the distinction between electronic and ionic conduction? Answer: When a current arises from a flow of from the net motion of the conduction is termed electronic for ionic conduction, the current results
Electronic conduction is the movement of electrons through a conductor, such as a metal. Ionic conduction is the movement of ions through an electrolyte, such as a salt solution.
What is Electronic?
The emission, behaviour, and effects of electrons utilising electronic devices are the subject of electronics, a subfield of electrical engineering and physics. In contrast to traditional electrical engineering, which really only uses passive effects like resistance, capacitance, and inductance to control electricity flow, electronics actually uses devices to control electron flow through amplification and rectification. Modern society has evolved significantly as a result of electronics. The field of electronics as well as the electron age were established by the identification of a electron in 1897 and the subsequent development of the vacuum tube, which could amplify as well as rectify small electrical signals.
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explain the composition of a wood i-joist. what are the advantages and disadvantages of a wood i-joist compared with solid lumber
I-joists are made of top and bottom flanges that prevent bending and webs that offer exceptional shear resistance.
What three benefits do wood I-joists have over solid dimensional lumber?Benefits comprise: Fast Installation: Lighter weight than conventional lumber. Cost-Effectiveness: Long lengths make it possible to design floors and ceilings with fewer parts. Less likely to crack, contract, twist, warp, or bow.
What benefits come with employing wood I-joists?I-joists have the advantage of being less likely than dimensional lumber to bow, crown, twist, cup, check, or split. Squeaky floors are eliminated thanks to the dimensional soundness and minimal to no shrinking of I joists.
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The present ethical codes of the engineering societies (ASCE, IEEE, etc) are deficient in that they do not apply to non-members of that particular society. True False
The present ethical codes of the engineering societies (ASCE, IEEE, etc) are deficient in that they do not apply to non-members of that particular society is False.
What are engineering ethics code principles?Be dependable and trustworthy in your behavior. be mindful of how their actions may influence others and show respect for the privacy, rights, and reputations of other groups and people. respect for privacy. conflict of interest disclosureThe NSPE Board of Ethical Review (BER) examines ethical situations that are brought to it by NSPE members, other engineers, government officials, and members of the public, whether they are genuine or hypothetical.Maintaining the highest standards of integrity, responsibility, and ethical conduct in one's professional actions... Treating everyone equally and with respect, abstaining from harassment and discrimination, and taking care not to cause harm to others.To learn more about ethical codes refer,
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which instructions would cause data hazard and which would not? explain the reason.
When an instruction reads a register that a preceding instruction would later overwrite in a cycle, data dangers will result. Otherwise, pipelining will yield inaccurate findings and we must reduce data dangers.
A data hazard can happen in any of the following three circumstances: a genuine reliance is read after write (RAW). An anti-dependency is write after reading (WAR). An output dependence is write after write (WAW). Structural risks result from hardware resource conflicts among the pipeline's instructions. Here, resources like memory, a GPR Register, or an ALU might all be employed. There is a resource conflict when more than one instruction in the pipelining needs to access the same resource during the same clock cycle. When conflicts arise due to hardware resource constraints, scoreboards are made to govern the data flow between registers and other arithmetic units.
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Select the command below that can be used to provide a long listing for each file in a directory: a. 1s - T b.1s -1 C. 1s -L d. 1s
The command that can be used to provide a long listing for each file in a directory is 1s command.
The ls command outputs whatever additional information you request with the flags together with the contents of each specified Directory or the name of each specified File. The ls command shows the contents of the current directory if you do not provide a File or Directory.
The ls command presents all information by default in alphabetical order by file name. With the exception of dot (.) and dot dot, the command utilizes the -A flag by default when run by a user with root authority. Use the ls -a command to display all file entries, even those that start with a dot (.).
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an inclinometer is used to measure . a. universal joint size b. drive shaft angles c. tire size d. none of the answers is correct.
An inclinometer calculates the inclination angle of a mooring line. An inclinometer that measures line tension has been installed in many mooring systems.
An inclinometer measures what?The displacement of the ground and of structures below ground level is measured using inclinometers (e.g. retaining walls). An instrument used to measure the angles of slope or elevation of an object with regard to gravity's direction is called an inclinometer, also known as a clinometer. When loading fuel and cargo, it is used on board a ship to gauge the list.
What does an inclinometer for measuring automotive use?a moving vehicle is used to measure the road grade using an inclinometer. Abstract: The sensors known as inclinometers are used to calculate the tilt of the surface on which they are positioned.
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Researchers have found that classical conditioning can be used to produce an immune response in patients. Of the following pairings, which would be the most likely to produce this response?
Question 5 options:
a) repeated pairing of minor electric shock followed by immune enhancing drug
b) repeated pairing of immune enhancing drug followed by a puff of air into the eye
c) repeated pairing of lemonade with the immune enhancing drug
d) repeated pairing of immune enhancing drug followed by a tone
Option c is accurate. The most likely cause of this reaction is regular consumption of lemonade combined with immune-boosting medication.
Our immune-boosting are negatively impacted by a poor diet high in saturated fats, sugar, and salt, drinking alcohol and smoking, exercising too much or too little, not washing your hands properly, stress, and not having fun and relaxing enough. Smoking, drinking, and eating poorly can all impair your immune system. Classical conditioning is the process of learning that takes place when a neutral stimulus, like a tone, starts to be linked to a stimulus that naturally produces a behavior, like food. The formerly neutral stimulus is now sufficient to cause the behavior after the association has been learned. During the conditioning phase, neutral and unconditioned stimuli are frequently paired. The conditioned stimulus eventually replaces the neutral stimulus.
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