the specific volume of water vapor at 0.3 mpa, 160 °c is 0.651 m3/kg. molecular weight of water vapor is 18.02 kg/kmol. if the water vapor occupies a volume of 2 m3, determine: (a) the amount present, in kg and kmol

Answer:

Parisian Scoop

Pocket thermometer

Pasty Bag

sifter

chinois

Rolling Pin

Immersion Blender

Chocolate tempering machine

Robot Coupe

Steam Jacketed kettle

marble table

commercial dough sheeter

Explanation:

Really it could differ dependent on model variety of each item

Answer:

slow twitch fibers

Explanation:

Slow twitch fibers can maintain a force for a longer period of time than fast twitch fibers

Answer:

the mass of the truck is 2 kg.

Explanation:

Given;

mass of the car, m₁ = 3 kg

initial velocity of the car, u₁ = 40 m/s

initial velocity of the truck, u₂ = 60 m/s

let the mass of the truck = m₂

Apply the principle of conservation of linear momemtum;

m₁u₁ = m₂u₂

m₂ = (m₁u₁) / u₂

m₂ = (3 x 40) / (60)

m₂ = 2 kg

Therefore, the mass of the truck is 2 kg.

Answer: When you have more than one battery in a circuit, you add the values of the individual batteries to get the overall voltage of the circuit.

Explanation:

The component of the crate's weight that is parallel to the ramp is the only force that acts in the direction of the crate's displacement. This component has a magnitude of

F = mg sin(20.0°) = (15.0 kg) (9.81 m/s^2) sin(20.0°) ≈ 50.3 N

Then the work done by this force on the crate as it slides down the ramp is

W = F d = (50.3 N) (2.0 m) ≈ 101 J

The work-energy theorem says that the total work done on the crate is equal to the change in its kinetic energy. Since it starts at rest, its initial kinetic energy is 0, so

W = K = 1/2 mv ^2

Solve for v :

v = √(2W/m) = √(2 (101 J) / (2.0 m)) ≈ 10.0 m/s

Answer:

Density = 11.11 kg/m³

Explanation:

Given the following data;

Mass = 40 kg

Dimensions = 30×4×3 = 360 cm³ to m³ = 360/100 = 3.6 m³

Thus, volume = 3.6 m³

Now, we can find the density;

Density can be defined as mass all over the volume of an object.

Simply stated, density is mass per unit volume of an object.

Mathematically, density is given by the equation;

\(Density = \frac{mass}{volume}\)

Substituting into the equation, we have;

Density = 40/3.6

Density = 11.11 kg/m³

ω₁ = ω₂ = ω₃ Every particle rotates about the axis of rotation with a constant angular velocity (ω). The rank for velocity is v₃ > v₂ = v₁ because = r and r₁ = r₂<r₃.

A pseudovector used to express how quickly the angular location or orientation of an item changes over time is called an angular velocity or rotational velocity ( or ). (i.e. how quickly an object rotates or revolves relative to a point or axis). The pseudovector's direction is normal to the instantaneous plane of rotation or angular displacement, and its magnitude corresponds to the object's angular speed, or the rate at which it rotates or revolves. The right-hand rule is typically used to specify the direction of angular motion.

The angular velocity comes in two flavors.

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Answer: 1.480 mm/s

Explanation:

Given

Cross-sectional area \(A=0.80\times 10^{-6}\ m^2\)

Number density(no of charges per unit volume) \(n=9.5\times 10^{28}\ m^{-3}\)

Current \(I=18\ A\)

We know, drift velocity is given by

\(\Rightarrow v_d=\dfrac{I}{neA}\\\Rightarrow v_d=\dfrac{18}{9.5\times 10^{28}\times 1.6\times 10^{-19}\times 0.8\times 10^{-6}}\\\Rightarrow v_d=\dfrac{18\times 10^{-3}}{12.16}=1.480\ mm/s\)

Answer:

true!!

Explanation:

Stretching should not hurt when you do it. If you start to feel pain when performing a stretch, you are probably going further then you need to, and your body is letting you know. :D

ANSWER

d.

EXPLANATION

Let's draw the circuit first,

So, first, we have to solve the parallel,

The equivalent resistance is,

Hence, the total resistance in the circuit is 4 Ohms.

When you approach a steady light source, the wavelength of the emitted light appears longer.

Only a small portion of the electromagnetic radiation spectrum is visible light, yet it contains the only band of frequencies to which the rods and cones of the human eye are responsive. The wavelengths that people can generally see fall within a fairly small range, roughly between 400 and 700 nanometers. Due to the presence of particular nerve endings that are sensitive to this frequency range in the eyes, humans are able to view and react to stimuli produced by visible light. The rest of the electromagnetic spectrum, however, is unseen.

Electromagnetic radiation is emitted from a wide range of sources, and these sources are often grouped based on the particular spectrum of wavelengths they produce.

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The notch sensitivity and fatigue stress concentration factors for the bar are calculated to determine the mean and alternating stresses and find the fatigue strength for different cycles.

To calculate the notch sensitivity and fatigue stress concentration factors, we need to consider the presence of the 10 mm hole in the center of the 30 mm side of the bar. The notch sensitivity factor quantifies the effect of the hole on the stress concentration, while the fatigue stress concentration factor determines the increase in stress due to cyclic loading.

The mean stress (σm) is the average of the minimum (F_min) and maximum (F_max) axial loads applied to the bar. The alternating stress (σa) is half the difference between F_max and F_min.

The fatigue strength for a certain number of cycles is determined by applying the appropriate factors to the ultimate tensile strength (S_Ut) or yield strength (S_y) of the material. The fatigue strength is typically given for a specified number of cycles, such as 100, 10,000, 100,000, or 1,000,000 cycles. The fatigue strength for infinite life refers to the stress level below which the material can withstand an unlimited number of cycles without failure.

To provide accurate values for the notch sensitivity, fatigue stress concentration factors, mean and alternating stresses, and fatigue strength for the specified number of cycles, further calculations and data specific to the material properties and geometry of the bar are required.

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Answer:

Option D:

Never remove the radiator cap.

Explanation:

When the car engine is hot, especially during a situation where the engine is overheating, NEVER REMOVE THE RADIATOR CAP.

This is because the water in the radiator is now at a very high temperature and pressure. Once the cap is slightly twisted, this high-pressure water can violently erupt through the radiator cap spewing hot water on the face of the persons closest to it.

The best practice is to allow the car engine to cool down before the radiator is opened.

Answer:

450 kg

Explanation:

In the picture above. Goodluck

Answer:

The correct answer is D :)

Explanation:

Got it right edge 2021

It is TRUE And Most large storage systems, such as those used in servers, data centers, and enterprise-level storage solutions, are based on magnetic hard disks. These disks use spinning platters coated with a magnetic material to store data. This technology has been around for several decades and has been refined over time to provide high storage capacities, reliable performance, and cost-effectiveness.
 

With the rise of solid-state drives (SSDs), which use flash memory to store data, some storage systems have started to incorporate a combination of magnetic and solid-state drives. This is because SSDs offer several advantages over traditional hard disks, including faster read and write speeds, lower power consumption, and higher durability.

While most large storage systems are still based on magnetic hard disks, the use of a combination of magnetic and solid-state drives is becoming more common as SSD technology continues to improve.

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Answer: the answer is D yellow vs red

Explanation: hope this helps

Yellow versus red is not a receptor pair according to the opponent process theory. Hence, option D is correct.

Associated membrane proteins known as paired receptors are mainly expressed on immune cells. Although they have both activating and inhibitory members, they feature extracellular domains with highly conserved amino acid sequences. The immunoreceptor tyrosine-based inhibitory motif (ITIM) is present on inhibitory receptors in the cytoplasm. The immunoreceptor tyrosine-based activation motif is present on the adaptor protein, whereas the activating receptors have short cytoplasmic portions and a positively charged residue (Arg or Lys) in the transmembrane domain to bind with it (ITAM). They are expressed typically on overlapping immune cells and are found in tiny gene clusters on a chromosome.

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Answer:

1.0

Explanation:

The smallest possible value for the index of refraction is 1.0.

This talks about how fast light travels through an object by taking note of how much the light is bent, or refracted, as it enters into the material.

The smallest possible value for the index of refraction is 1.0 because the speed of light in any medium is always less than than the speed of light in air or vacuum.

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The main cause of the spreading movement of the ocean crust is the new magma forming at ocean ridges, which pushes the oceanic plates apart. The other options listed do not contribute equally or directly to the spreading movement.

The spreading movement of the ocean crust is primarily driven by the formation of new magma at ocean ridges. As the mantle material beneath the Earth's surface rises and melts, it creates new magma. This molten material then pushes its way upward and fills the gap between the separating oceanic plates. As the new magma solidifies, it forms a new crust, expanding the ocean floor and causing the plates to move apart.

The other options listed do not directly contribute to the spreading movement of the ocean crust. Increasing temperatures at the top of the asthenosphere, the greater water content in subducted oceanic crust, decreasing pressure as the overlying crust thins, and higher viscosity as the silica content increases may have their own geological implications, but they are not the main causes of the spreading movement observed at ocean ridges.

Therefore, the correct answer is B. The new magma forming at ocean ridges is the main cause of the spreading movement of the ocean crust.

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The complete question is:

What is the main cause of the spreading movement of the ocean crust? A. As the ocean crust cools it becomes denser than the asthenosphere and the edge of the slab is pulled downward at subduction zones. B. The convection current of the asthenosphere is dragging the ocean crust C. The new magma forming at ocean ridges is pushing the ocean crust D. There is a shearing motion on transform plate boundaries E. All of the above contribute equally

The earth is made up of three main layers: the core, the mantle, and the crust. The thickness of the earth's layers varies, with the thickest layer being the mantle and the thinnest layer being the crust.

The crust is divided into two main layers: the continental crust and the oceanic crust. The thickness of the earth's crust varies depending on where you are on the planet.

For example, the continental crust is thicker than the oceanic crust because it is made up of denser materials.

The thickest part of the earth is the mantle. The mantle is approximately 2,890 kilometers (1,796 miles) thick. It is composed of silicate rock and is divided into two parts: the upper mantle and the lower mantle.

The lithosphere is the solid outermost layer of the earth. It is composed of the crust and the uppermost part of the mantle. The thickness of the lithosphere varies depending on where you are on the planet.

For example, the lithosphere is thicker under continents than it is under oceans. The thickness of the lithosphere ranges from 70 to 250 kilometers (43 to 155 miles). The pedosphere is the outermost layer of the earth's crust that is capable of supporting plant life. It is composed of soil and other organic matter.

The thickness of the pedosphere varies depending on the type of soil and the location. In general, the pedosphere is between 10 and 50 centimeters (4 and 20 inches) thick.

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The system is the headright system.

The Headright System gave Georgian newcomers 200 acres of free land plus an extra fifty acres for each relative or slave. It was a system that was implemented in the year 1618 as a means of addressing the labor shortage. Because they imported workers or slaves, they gained headlights for each slave they brought, which was especially advantageous to the affluent.

Slaves had little or, worse yet, no prospect at all of owning land as a result of the land being given to the land-holding owners. Georgia and other colonies made use of the headright system to get more people to labor on the plantations where they grew their food.

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Answer:

b) a compound which produces ions dissolved in a solution that conduct electricity.

NaCl is an electrolyte.

Answer:

stretching and compression

The initial velocity and the height of this building are 29 m/s and 780 meters respectively.

In order to calculate the initial velocity, we would apply the second equation of motion:

S = ut - ½at²

200 = u10 - ½(9.8 × 10²)

200 = u10 - 490

u10 = 490 - 200

u10 = 290

u = 290/10

Initial velocity, u = 29 m/s.

Next, we would determine the height of the building:

H = ut + ½at²

H = 29(10) + ½(9.8 × 10²)

H = 290 + 490

Height, H = 780 meters.

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Answer:

That's ezy

Explanation:

so you add sponge and Bob so then. you go to earth to get milk because your dad didn't came back you you add Spider-Man so you can get taco bell but that's when you don't find the earth but SpongeBob can drink water

so that how I got 25

Work was done on the train 225x10⁵ J

Power exerted by the train 1.07 x 10⁵ W

Work is the amount of energy transferred to an object when it is moved a certain distance by an external force. Since work is defined as the amount of energy (transferred), it has units of energy, and work usually has units of J (joules). The equation describing the work (W) done on a body moving a distance (s) while a force (F) is acting on it in the same direction as its motion is given by:

W = F × s

Where,

W = work done

F = force applied

s = displacement

We can define force as the rate of work. It is work done in a unit of time. The SI unit for power is the watt (W), which is the joule per second (J/s). The formula for power is:

P = W / t

Where,

P = Power

W = work done

t = time taken

Now for the given question:

W = F × s

F = 5.0x10⁴ N

s =  450.0 meters

W = 5.0x10⁴ x 450.0

W = 225x10⁵J

P = W / t

P = \(\frac{225}{210}\) x10⁵

P =1.07 x 10⁵ W

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the first equation of motion, is determined as v = u + at.

The derivation of the first equation of motion by graphical representation​ is determined as follows;

Consider the diagram in the image attached;

Let, OE = time (t)

From the graph:

BE = AB + AE

v = DC + OD (QAB = DC  and AE = OD)

v = DC + v [QOD = u]

v = DC + v -------(1)

Now, Acceleration, a= Change in Velocity/ Time taken

a = (v – u)/ t

a = (OC – OD)/ t = DC/ t

at = DC --------(2)

By substituting the value of DC from (2) in (1):

We get:

v = at + u

v = u + at

Thus, the first equation of motion, is the relationship between the final velocity, initial velocity, acceleration and time of motion.

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Answer:

It is in contact with two vertical rails which are joined at the top. The rails are without friction and resistance. There is a horizontal uniform magnetic field of magnitude B perpendicular to the plane of the ring and the rails.

Explanation:

Not sure if this is correct but pls give thanks anyway!

The distance between the masses is 1.14 x 10⁴ m.

option B.

The distance between the masses is calculated by applying Newton's law of universal gravitation.

Fg = Gm₁m₂ / R²

where;

R² = ( Gm₁m₂ ) / ( F )

R = √ [ ( Gm₁m₂ ) / ( F ) ]

R = √ [ ( 6.67 x 10⁻¹¹ x 7.86 x 10¹¹ x 1.12 x 10⁹ ) / ( 4.54 x 10² ) ]

R = 1.14 x 10⁴ m

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Aerobic exercise helps you lose weight and keep it off when combined with a good diet.

When you first begin regular aerobic exercise, you could feel exhausted. But over time, you'll benefit from more endurance and less weariness.

Over time, you can also improve your bone and muscle strength as well as your heart and lung health.

Regular aerobic exercise like walking, cycling, or swimming can improve your health and length of life.

You repeatedly contract your arms, legs, and hip muscles when engaging in aerobic exercise. You'll become aware of your body's reactions immediately.

You'll deepen and speed up your breathing. The amount of oxygen in your blood is increased as a result. As a result of your heart beating more quickly, more blood will reach your muscles and return to your lungs.

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