Early engines were called flathead designs because they used spark plugs at the top of the cylinders.
What are engines?
Engines can be defined as motor or a machine that is used in the internal part of the combustion. These are used in various vehicles like ships, airplanes, bikes, etc
At the top of the cylinder close it so that the leakage won't be there, and the design could send the spark to the engine through which the Indian can get started.
These engines are the main reason because of which the vehicle moves and processes various features like sound or light.
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Name two common fuel gases that can be used for oxyfuel cutting
How many grains are on the surface of the head of a pin? assume that the head of a pin is spherical with a 1-mm diameter and has an astm grain size of 10
Answer:
Given, diameter of pin head d = 1 mm = 1/25.4 = 0.0394 in Surface area of a pinhead, A = 4pr^2 =
Explanation:
eesh
what is a lintel? question 7 options: upright beam beam used to span an opening a form of volcanic stone a type of marble
Answer: A lintel is a type of beam that spans openings such as portals, doors, windows and fireplaces. It can be a decorative architectural element, or a combined ornamented structural item
[tex]V_{rms} = 20 < 60° V\\ I_{rms} = 2 < 23.1°A [/tex]
What is the complex power S?
(A) (1.9 + j24) VA
(B) (16.4 + j21.1) VA
(C) (7,8 - j16.5) VA
(D) (21.1 + j16.4) VA
Explanation:
Now we change into rectangular form
=40 cos (36.9°) +j 40 sin (36.9°) VA
=31.9+J24VA
Hence, correct option (31.9 +j 24) VA
2. Describe one example of something that might be a need for you but a want for
someone else.
Answer:
1: water food or shelter
a threaded rod has 11 threads per inch how many threads are there in 16 inches of the rod.
will give brainliest
Answer: 176 threads
Explanation:
11 threads : 1 inch
16 inches * 11 threads/1 inch=
16*11/1=
16*11=176 threads
To create a tempered metal, heat the metal to a specific temperature and then cool it.
The process of creating a tempered metal by heating it to a specific temperature and then cooling it is known as Annealing.
How metal is tempered?In metallurgy, Metal is tempered by a process that significantly improves the characteristics of metal by heating it to a high temperature, though below the melting point, and then allowing it to cool, usually in the air.
According to the context of this question, the process of annealing remarkably involves heating steel to a particular temperature and then cooling it at a gradual and controlled rate. This process is often utilized in order to soften a metal for cold working.
Therefore, annealing is the process of creating a tempered metal by heating it to a specific temperature and then cooling it.
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2. Describe how these variables will be affected by the use of flaps.
a. Lift
b. Drag
c. Takeoff airspeed
d. Takeoff distance
e. Wing camber
The flap is used to lift the aircraft in the air as it provides them with balance.
What are flaps?The flaps' main function is to produce additional pull during decreased airspeed, therefore allowing the aircraft to fly at much low rpm with a reduced chance of crashing.
The flap is used to lift the aircraft in the air as it provides them with balance.
They are used for dragging the aircraft as it provides them with a certain amount of height with increases and lowers it.
The takeoff speed is slowed so relatedly to the flap as the change in the structure for the dynamic effect of the airspeed.
Flap reduces the takeoff distance as a smaller speed is being created, which reduces the feed with the coefficient of lift.
The class have a chamber it provides some hollow stairs through which they can store the good and services also it is sometimes used for oil storage.
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A shaft of a circular cross section is supported by two housings at B and C. The shaft
is subjected to static loads: concentrated force N applied by gear D and an applied torque T. The yielding strength of the shaft is Sy, and the diameter of the shaft is d. For circular cross sections, | = nd*/64, J = md*/32. The length of the shaft is L. Transverse shear stress is ignored here.
1) Draw the bending moment diagram of the shaft. Specify the location of the weakest (most dangerous) cross section A on bending moment diagram.
2) Draw the weakest point(s) on cross section A.
3) Determine the von-Mises stress at the weakest point(s).
4) Determine the factor of safety n based on Distortion Energy Theory.
Answer:
1) The bending moment diagram of the shaft is shown in Figure 1. The weakest cross section A is located at the point where the bending moment is maximum.
2) The weakest point on cross section A is located at the point where the bending moment is maximum.
3) The von-Mises stress at the weakest point is given by:
σ = M/I
where M is the bending moment and I is the moment of inertia of the cross section.
4) The factor of safety n is given by:
n = Sy/σ
where Sy is the yield strength of the shaft and σ is the von-Mises stress at the weakest point.
Explanation:
Hope this helps!
Which of the following helps support the implementation of software applications within a programming platform?
A. development tool
B. Visual Basic
C. parse
D. syntax
Answer:
A: development tool
Explanation:
Development tool helps support the implementation of software applications within a programming platform. Thus, the correct option for this question is A.
What do you mean by Software application?A Software application may be defined as a kind of computer program that significantly performs or operates a specific personal, educational, and business function with respect to the requirement of an individual.
In this modern era of technology, programming platforms develop new trends and ideas that are efficient and beneficial to consumers. These programming platforms implement software applications with the help and support of developmental tools.
Therefore, the option that helps support the implementation of software applications within a programming platform is known as the development tool. Thus, the correct option for this question is A.
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Help me with this question thank you!
Explanation:
Fire doors are closed and paths are clear
Which is the engineering name of the complicated circuit board in EC circuits
Which is the engineering name of the complicated circuit board in EC circuits?
A Printed Circuit Board (PCB) or a Printed Wired Board (PWB)Answer:
PCB (Printed Circuit Board)
Explanation:
Construction:
Initially, this board is an insulator plate. A circuit diagram is clearly drawn by a computer and scanned.
This plate is put under a multipurpose printer and the circuit is printed onto the plate with conductive copper tiny plates and wires.
tech a says that black exhaust indicates a very rich-running engine. tech b says that white exhaust can indicate coolant in the exhaust. who is correct?
Since tech A says that black exhaust indicates a very rich-running engine is false and since tech b says that white exhaust can indicate coolant in the exhaust, Tech B is correct.
What does it mean when your exhaust pipe is black?Black exhaust smoke is known to be one that can show up if the vehicle is said to be burning too much fuel.
Note that this situation could be as a result of a clogged air filter, the malfunctioning of the fuel injection system, a blocked manifold, or other forms of issues.
Therefore, Since tech A says that black exhaust indicates a very rich-running engine is false and since tech b says that white exhaust can indicate coolant in the exhaust, Tech B is correct.
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mr. smith has allowed mrs. jones to run a sewer line through mr. smith's backyard so that mrs. jones has access to the city sewer system. this is an example of a(n):
Since Mr. Smith allowed Mrs. Jones to run a sewer line through Mr. Smith’s backyard so that Mrs. Jones has access to the city sewer system, this is an example of an: A. Easement.
What is an easement?An easement can be defined as a contractual agreement between two or more parties, wherein an individual is granted an access to a real property (land) for a specific purpose and a specific amount of time without possessing it, in exchange for a fee.
This ultimately implies that, an easement refers to the right of a landowner to make use of another person's nearby real property (land) for a specific purpose and a specific amount of time.
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Complete Question:
Mr. Smith has allowed Mrs. Jones to run a sewer line through Mr. Smith’s backyard so that Mrs. Jones has access to the city sewer system. This is an example of a(n):
a. Easement
b. Encumberance
c. Estate for years
d. Title assurance
Dropping an electrical appliance into water, making it a foreign conductor, causes a(n)?
Dropping an electrical appliance into water, making it a foreign conductor, causes a: D. short circuit.
What is conduction?Conduction can be defined as a process which involves the transfer of electrical charge from one point to another in an electrical circuit, especially due to the movement of particles (electrons).
This ultimately implies that, when the conduction relates to electrical charge, it is referred to as electrical conduction.
In Electrical engineering, a short usually causes an electrical circuit protection device such as a fuse, circuit breaker, etc., to open when higher than normal current flows through the electrical circuit.
In this context, we can reasonably infer and logically deduce that a short circuit would occur when an electrical appliance is dropped into water.
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Complete Question:
Dropping An electrical appliance into water, making it a foreign conductor, causes a(n) A)overload. B)open circuit. C)closed circuit. D)short circuit.
If a bearing needs 4. 0 s to solidify enough for impact, how high must the tower be?.
In order to determine the height of the tower, we would apply the second equation of motion and assume that the downward motion is negative.
Mathematically, the second equation of motion is given by this formula:
S = ut + ½gt²
Where:
S represents the distance or height.u represents the initial velocity.a represents the acceleration.t represents the time.Substituting the given parameters into the formula, we have;
S = S₀ + ut - ½gt²
0 = S₀ + (0)4.0 - ½ × (9.8) × 4.0²
0 = S₀ - 4.9 × 16.0
Height, S₀ = 78.4 meters.
How to calculate the bearing's impact velocity?In order to calculate the bearing's impact velocity, we would apply the first equation of motion:
V = u - at
V = 0 - 9.8(4.0)
Impact velocity, V = 39.2 m/s.
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Complete Question:
Ball bearings can be made by letting spherical drops of molten metal fall inside a tall tower, called a shot tower, and solidify as they fall.
a. If a bearing needs 4.0 s to solidify enough for impact, how high must the tower be?
b. What is the bearing's impact velocity?
It is okay to lift one end of the vehicle:
A) As long as two swing arms are being used
B) As long as the wheels have been chocked
C) As long as the swing arm restraints are engaged
D) None of the above
It is okay to lift one end of the vehicle B) As long as the wheels have been chocked.
What is a Safety Procedure?This refers to the processes that are undertaken in order to undertake a task safely, both for the person executing the task and others around.
Hence, we can see that It is okay to lift one end of the vehicle B) As long as the wheels have been chocked
This is because it would enable the vehicle to be safely positioned so the wheels would not roll off and cause an accident.
This safety procedure allows a person to raise one end of a vehicle, if the wheels have been chocked, to keep them in place.
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technician a says a defective pcv valve may cause rough idle operation. technician b says the pcv system depends upon a properly sealed engine to perform correctly. who is correct?
Technician A says a defective PCV valve may cause rough idle operation is correct and so is Tech B: So C)both A and B are correct.
What is the valve about?If a PCV valve is known to be stuck open, then the PCV valve is one that can be said to be faulty.
Note that a faulty PCV valve can lead to more air going into the combustion chamber that can leads to lean air-fuel ratio.
Therefore, Technician A says a defective PCV valve may cause rough idle operation is correct and so is Tech B: So C)both A and B are correct.
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Technician A says a defective PCV valve may cause rough idle operation. Technician B says the PCV system depends upon a properly sealed engine to perform correctly. Who is correct?
A)A only
B)B only
C)both A and B
D)neither A nor B
__________ is the classification of a building or structure into one of the five types or subtypes included in the model building codes, based on types of materials and structural protection afforded.
Construction Classification is the classification of a building or structure into one of the five types or subtypes included in the model building codes, based on types of materials and structural protection afforded.
What is a building?A building can be defined as a structure which has a roof and a wall a building is a permanent structure which has a base and a very study materials which are being used to create a stable structure with a foundation.
Construction classification can be defined as type of building construction which is being legalized by the people. These the building reduces that quality damages also it provides a safe and sound structure with is often guarded.
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a threaded rod has 11 threads per inch how many threads are there in 16 inches of the rod
The number of threads in 16 inches of the rod is 176 threads
Calculation and ParametersGiven that:
1 threaded rod= 11 threads per inch
Therefore, to find the number of threads in 16 inches of the rod,
We would have to multiply and this is given below:
16 * 11= 176 threads
This answer is gotten because a threaded rod has 11 threads per inch and when there are 16 inches of rod, to find the number of inches, you would have to multiply the values together.
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Once the external shape and internal features of a part are represented by a combination of lines, further information is provided by ____.
Once the external shape and internal features of a part are represented by a combination of lines, further information is provided by Dimension.
What is Shape Dimension?In regards to geometry, the three-dimensional shape is known to be one that can be said to be a form of solid figure or an object/shape that is of known to be made up of three dimensions which are length, width, and height.
Note that the three-dimensional shapes have height as well as thickness or depth.
Therefore, Once the external shape and internal features of a part are represented by a combination of lines, further information is provided by Dimension.
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Express (-75+j45) in Phasor form.
Explanation:
Note that the working equation that converts a complex number from rectangular to phasor form is given by
a+bi=r 20
Hence, the equivalent in phasor form is 87.46<149.04°
7. The dimensional volume contained in a standard full-size welding cylinder is blank cubic feet.
A. 5 to 10
B. 20 to 30
C. 100
D. 1.5 to 2
Answer:
I say C
Explanation:
An 80 uF capacitor is in series with a 9mH inductor. What is the total impedance at 60 Hz.?
(A) +j 36.55
(B) +j 29.77
(C) -j36.55
(D) -j29.77
Explanation:
Solving for the reactance
The first step is to determine the reactance (in ohms) for the inductor and the capacitor.
why is ongoing safety training important
Answer:
Keeps workers interested and motivated, helping reduce dangerous behavior and eliminate hazardous situations
Explanation:
Frequent hands-on training and practice drives home the message that safety is a critical part of any work site. Safety should always be a top concern for every company and organization.
ech a says that brake shoe linings saturated with brake fluid from a leaky wheel cylinder can be cleaned with brake cleaner and reused as long as they aren’t worn out. tech b says that brake shoes should be replaced in axle sets. who is correct?
Based on the information provided, the technician who is correct is: B. Technician B.
What is a braking system?A braking system can be defined as a mechanical system which comprises various components that are designed and developed to bring an automobile vehicle in motion to a stop, when applied by a driver.
How to diagnose a brake system?In order for a technician to diagnose a brake system, the following symptoms should be adequately and appropriately checked and used by the technician:
NoisesSmellsAbnormal brake pedal movements.Improper braking action.Based on the information provided, we can reasonably infer and logically deduce that the technician who is correct is Technician B because brake shoes are to be replaced in axle sets.
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Complete Question:
Tech a says that brake shoe linings saturated with brake fluid from a leaky wheel cylinder can be cleaned with brake cleaner and reused as long as they aren’t worn out. tech b says that brake shoes should be replaced in axle sets. who is correct?
Technician A.
Technician B.
Neither Technician A nor Technician B
Both Technician A and Technician B
A warning placed in an installation manual for a piece of equipment indicates that the equipment must not be placed within 36 inches of flammable material. You need to know the value in centimeters (cm), and you know that one inch equals 2.54 cm. What is the allowable distance to flammable material in centimeters, to the nearest hundredth of a centimeter?
The allowable distance to flammable material in centimeters is equal to 91.44 cm.
What is a conversion factor?A conversion factor can be defined as a number that is typically used to convert (change) a number in one (1) set of units to another, either by dividing or multiplying.
Generally speaking, an appropriate conversion factor to an equal value must be used when it is necessary to perform any mathematical conversion.
In order to calculate the allowable distance to flammable material in centimeters, we use the following conversion factor.
Conversion:
1 inch = 2.54 cm.
36 inches = X cm.
Cross-multiplying, we have:
X = 2.54 × 36
X = 91.44 cm.
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A gas in a piston-cylinder device is compressed, and as a result its temperature rises. is this a heat or work energy interaction?
Answer::
It is a work interaction as the compression process moves the piston by an external force.
Explanation:
I don’t know where did the prerson come from?
Answer:
I am from Nepal where are you from
A 13.2 KV circuit has a 10,000 kVA load with a 0.85 lagging power factor. How much capacitive reactive power (in KVAR) is needed to conect the P.F. to 0.97 lagging?
Explanation:
Solving for the capacitive reactive power, we have
Qc = 8,500 (tan(-cos (0.85)) - tan(-cos¹ (0.97)))
Qc = -3137.5261 = -3138 KVAR