A car is traveling at 6 m/s for 10 seconds How far does it travel

The speed of the particle after 10 seconds is, 25.88m/s.

To find the answer, we have to know more about the equations of motion.

                          \(m=16kg\\u=10m/s\\t=10s\\f=25N\)

                        \(ma=f\\a=\frac{f}{m} =\frac{25}{16}=1.6m/s^2\)

           \(S=ut+\frac{1}{2}at^2=(10*10)+(\frac{1.6*10^2}{2})=178.13m\)

                \(v=\sqrt{u^2+2aS} =\sqrt{10^2+(2*1.6*178.13)} =25.88m/s\)

Thus, we can conclude that, the speed of the particle after 10 seconds is, 25.88m/s.

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Answer:

Explanation:

percentage yield

The actual yield of a reaction can be compared with the maximum theoretical yield to calculate the percent yield of a reaction.

The theoretical yield is the maximum amount of product that could be obtained from the reaction under ideal conditions. The actual yield is the actual amount of product that was obtained from the reaction.

The actual yield of a reaction can be compared with the maximum theoretical yield to calculate the percent yield of a reaction. The percent yield is a measure of the efficiency of a chemical reaction and is calculated as follows:
Percent yield = (actual yield / theoretical yield) × 100

By comparing the two, the percent yield gives an indication of how well the reaction actually performed in comparison to the ideal conditions. A high percent yield indicates that the reaction was efficient and close to ideal conditions, while a low percent yield indicates that the reaction was less efficient and not close to ideal conditions.

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The focal length of the lens is 0.654 m, and it is a converging or convex lens. We can see that the object distance (u) is greater than the image distance (v).

(b) The focal length of the lens can be calculated using the lens formula:

1/f = 1/v - 1/u

where f is the focal length of the lens, v is the image distance, and u is the object distance.

Substituting the given values:

1/f = 1/0.483 - 1/1.85

1/f = 2.07 - 0.54

1/f = 1.53

f = 1/1.53

f = 0.654 m

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The statement which correctly describes the all of these given blood cell types is option C. They perform functions that air in maintaining homeostasis.

Any self-regulating mechanism called homeostasis helps biological systems to maintain stability while responding to environmental factors that are best for survival. If homeostasis is achieved, life goes on; if it is not, catastrophe or death result.

The stability obtained is actually a dynamic equilibrium, where circumstances are mostly uniform yet change is constant. All the bodily systems must be in a condition of equilibrium for the body to live and work properly.

When the body is in homeostasis, its levels of acid, blood pressure, blood sugar, electrolytes, energy, hormones, oxygen, proteins, and temperature are maintained at a normal level by being continually adjusted in response to changes both inside and outside the body. Hence, option C is correct.

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Answer:

B. They will attract one another

Explanation:

When two pieces of silk that have acquired an electric charge are brought close together, they will either attract or repel each other, depending on the nature of the charges.

If the two pieces of silk have the same type of charge (both positive or both negative), they will repel each other. This is because like charges repel each other.

On the other hand, if the two pieces of silk have opposite charges (one positive and one negative), they will attract each other. This is because opposite charges attract each other.

Therefore, the answer is B. They will attract one another if they have opposite charges, and they will repel each other if they have the same charge.

Answer:

The potential difference at the customer's house is 117.1 V.

Explanation:

a) The potential difference at the customer's house can be calculated as follows:

\( \Delta V_{h} = \Delta V_{p} - \Delta V_{l} \)

Where:

\(V_{h}\): is the potential difference at the customer's house

\(V_{p}\): is the potential difference from the main power lines = 120 V

\(V_{l}\): is the potential difference from the lines

\( \Delta V_{h} = \Delta V_{p} - IR \)

The resistance, R, is:

\(\frac{0.109 \Omega}{300 m}*2*34.0 m = 0.025 \Omega\)

Now, the potential difference at the customer's house is:

\(\Delta V_{h} = 120 V - 116A*0.025 \Omega = 117.1 V\)

Therefore, the potential difference at the customer's house is 117.1 V.

I hope it helps you!

Answer:

Select the crown at the bottom of an answer where the speech bubble icon is.

Answer:

the answers should be B and D

Answer:

Q. 1 is transform

Q. 2 is plates move past each other sideways

Explanation:

Answer:

ntensive properties: A physical property that will be the same regardless of the amount of matter.

Explanation:

Answer:

Explanation:

The potential energy of a body can be found by using the formula

PE = mgh

where

m is the mass

h is the height

g is the acceleration due to gravity which is 9.8 m/s²

From the question we have

PE = 90 × 9.8 × 12 = 10,584

We have the final answer as

Hope this helps you

The wavelengths at the frequency limits of 20 Hz and 20 kHz are approximately 17 meters and 0.017 meters (or 17 mm), respectively.

To determine the wavelengths at the frequency limits of 20 Hz and 20 kHz, we can use the equation:

Wavelength = Speed of Sound / Frequency

Given:

Speed of Sound = 340 m/s

Frequency:

Lower Limit = 20 Hz

Upper Limit = 20,000 Hz (20 kHz)

For the lower limit:

Wavelength_lower = Speed of Sound / Frequency_lower

= 340 m/s / 20 Hz

= 17 meters

For the upper limit:

Wavelength_upper = Speed of Sound / Frequency_upper

= 340 m/s / 20,000 Hz

= 0.017 meters (or 17 mm)

Therefore, the wavelengths at the frequency limits of 20 Hz and 20 kHz are approximately 17 meters and 0.017 meters (or 17 mm), respectively.

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The given system consists of two 8.0-cm-diameter circular plates separated by 0.95 cm, which are filled with milk. The capacitance of the system can be calculated as follows:Explanation:Capacitance is defined as the charge stored per unit potential difference,using the formula C = Q/V, where C is capacitance, Q is charge, and V is potential difference.

In this case, the capacitance of the system can be calculated using the formula for the capacitance of parallel plate capacitors:

\(C = εA/d\),

where C is capacitance, ε is the permittivity of free space, A is the area of each plate, and d is the distance between the plates.The area of each plate can be calculated using the formula for the area of a circle:

\(A = πr²\),

where r is the radius of the circle.Substituting the given values into the formula, we get:

\(C = εA/dC = (8.85 × 10⁻¹² F/m) × [(π × (8.0/2 × 10⁻² m)²)/0.95 × 10⁻² m]C = 6.21 × 10⁻¹⁰ F\)

Thus, the capacitance of the system is \(6.21 × 10⁻¹⁰ F\).

The amount of charge on each plate when they are fully charged can be calculated using the formula Q = CV, where Q is charge, C is capacitance, and V is potential difference.Substituting the given values into the formula, we get:

\(Q = CVQ = (6.21 × 10⁻¹⁰ F) × (30,000 V)Q = 1.86 × 10⁻⁵ C\)

Thus, the amount of charge on each plate when they are fully charged is \(1.86 × 10⁻⁵ C\).

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Answer:

because hydroelectricity is generate from water and it is considered as a perpetual resources and produce the large capacity of electricity which helps in the indicator of development

To calculate the average power delivered to the circuit by the source, we can use the formula. The average power (P_av) delivered to the circuit by the source is approximately 43.88 watts.

Pav = (Vrms^2) / (2 * R)
where Vrms is the voltage of the AC source, R is the resistance of the circuit.
In this case, Vrms = 80.0 V and R = 70.0 Ω.
To find the impedance of the circuit, we can use the formula:
Z = √(R^2 + (XL - XC)^2)
where XL is the inductive reactance and XC is the capacitive reactance. Since this is a series circuit, XL = ωL and XC = 1 / (ωC), where ω is the angular frequency (2πf) and L and C are the inductance and capacitance of the circuit, respectively.
We are given that the frequency of the AC source is 120 Hz, so ω = 2π(120) = 240π rad/s. We are also given the impedance of the circuit at this frequency, which is 101 Ω. Using the impedance formula, we can solve for the capacitance:
101 = √(70^2 + (240πL - 1/(240πC))^2)
Simplifying this equation, we get:
101 = √(4900 + (240πL - 1/(240πC))^2)
101^2 = 4900 + (240πL - 1/(240πC))^2
Solving for C, we get:
C = 8.256 × 10^-6 F
Now we can calculate the average power:
Pav = (Vrms^2) / (2 * R) = (80.0^2) / (2 * 70.0) = 45.71 W
Therefore, the average power delivered to the circuit by the source is 45.71 W.

A series R-L-C circuit. Given the terms "series," "impedance," and "frequency," we'll calculate the average power delivered to the circuit by the source (P_av).
a) To find the average power (P_av) delivered to the circuit by the source, we can use the formula:
P_av = V_rms^2 * R / Z^2
Where V_rms is the root-mean-square voltage (80.0 V), R is the resistance (70.0 Ω), and Z is the impedance (101 Ω) at the given frequency (120 Hz).
Step 1: Square the V_rms value.
V_rms^2 = (80.0 V)^2 = 6400 V^2
Step 2: Multiply the squared V_rms value by the resistance (R).
V_rms^2 * R = 6400 V^2 * 70.0 Ω = 448000 Ω * V^2
Step 3: Square the impedance value (Z).
Z^2 = (101 Ω)^2 = 10201 Ω^2
Step 4: Divide the product of the squared V_rms value and the resistance (R) by the squared impedance value (Z).
P_av = 448000 Ω * V^2 / 10201 Ω^2 ≈ 43.88 W
The average power (P_av) delivered to the circuit by the source is approximately 43.88 watts.

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Answer:

Option A

The electrons move, giving the object a static charge

Explanation:

When a neutral object is charged by conduction, it simply means that it is made to acquire a charges from another charged body, which is brought in contact with it.

When this happens, the electrons from a conductor, move into the neutral object giving it a static charge which is equal in polarity with the charge of the original conductor which was used to touch it.

Answer:

the answer is a

Explanation:

i just took a test and got this question right

Answer:

0.2 I took the test

Explanation:

I took the test

The time period of the whole wave cycle is 6 seconds but the time period of one complete wave is about 4 seconds here. The inverse of this time period is the frequency, that is 0.2 Hz.

Frequency by definition is the number of events per unit time. Frequency of a wave is the number of wave cycles in one second. It is the inverse of the time period.

Frequency is directly related to the energy of the wave. As the frequency increases, energy of the wave also increases. In the given graph the wave cycle is given for a time of 6 seconds.

The time period for one complete wave  is 4 second from the graph.

thus, T = 4 s

v =  1/T

  = 1/4 = 0.2 s⁻¹ or 0.2 Hz  

Therefore, the frequency of the wave shown, is 0.2 Hz.

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Answer:  7.723s

Explanation:

given data:

initial velocity = 7.56 m/s.

friction = 0.0695.

change in velocity = 2.32 m/s

Solution:

\(ax = \frac{-Fk}{m}\)

\(ax = \frac{-ukFN}{m}\)

\(ax = \frac{-ukmg}{m}\)

\(ax = -ukg\)

\(recall = v0x +axt\)\(.......eqn1\)

\(t = \frac{vx - v0x}{ax}\) \(........eqn2\)

\(substitute\)  \(ax\)  \(into\)  \(eqn 2\)

\(t = \frac{vx -v0x}{-ukg}\)

\(t = \frac{2.32m/s - 7.56m/s}{-(0.0695)(9.80m/s^{2})}\)

\(t= 7.723seconds\)

The angular velocity of the disc after 2.0 seconds if the disc starts from rest based on the torque rotation graph is 100 rad/s.

A torque versus rotations graph is a visual representation of the relationship between the torque applied to an object and the resulting rotations produced by that torque.

Typically, the torque is plotted on the vertical axis, while the rotations are plotted on the horizontal axis. The resulting graph usually shows a linear relationship between torque and rotation, with the slope of the line indicating the object's rotational inertia or resistance to rotation.

The graph can be used to determine the amount of torque required to produce a certain amount of rotation in an object. Based on the graph, the correct option is A.

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Answer:

Mars is an opportunity for humans to carry forward the light of consciousness, plus it is the closest planet like earth, it has land humans can land on and although its small, theres still water

Answer:

Explanation:

The force acting on an object given it's mass and acceleration can be found by using the formula

force = mass × acceleration

From the question we have

force = 3000 × 2

We have the final answer as

Hope this helps you

Answer:

6000n

Explanation:

In the given options, the situations that will cause a current to be induced in a conductive loop in a uniform magnetic field B are:

b. The conductive loop is oriented so that it is perpendicular to B. The area of the loop is decreased.

d. The conductive loop is oriented so that it is perpendicular to B. The loop is moved parallel to the field lines of B.

e. The conductive loop is oriented so that it is perpendicular to B. The loop is moved perpendicular to the field lines of B.

Explanation:

According to Faraday's law of electromagnetic induction, a changing magnetic field through a conductor induces an electromotive force (EMF) that causes a current to flow in the conductor.

In situation b, when the area of the loop is decreased while maintaining its perpendicular orientation to the magnetic field B, the magnetic flux passing through the loop decreases. This change in magnetic flux induces an EMF and subsequently a current in the loop.

In situation d, when the conductive loop is moved parallel to the field lines of B, the magnetic flux passing through the loop changes. This change in magnetic flux induces an EMF and subsequently a current in the loop.

In situation e, when the conductive loop is moved perpendicular to the field lines of B, the magnetic flux passing through the loop changes. This change in magnetic flux induces an EMF and subsequently a current in the loop.

It's important to note that in situations a and c, although the loop lies in the plane of B and the magnitude of B may change, there is no change in the magnetic flux passing through the loop. Therefore, no current will be induced in the loop in these situations.

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input

work is done by effort input.

hope it helps

\( \: \)

Answer:

35.2941176 cm/s

Explanation:

round it if you need too

Distance divided by time.

This question involves the concepts of the law of conservation of energy and kinetic energy.

The correct option is "A. Yes, the total KE the tires need to transfer out of the system is less than 5,000 J".

According to the law of conservation of energy:

Loss in Kinetic Energy = Work done by the tires

\(\frac{1}{2}mv^2=W\)

where,

W = work done by tires = ?

m = mass of the truck = 1000 kg

v = speed of the truck = 3 m/s

Therefore,

\(W=\frac{1}{2}(1000\ kg)(3\ m/s)^2\)

W = 4500 J

Since the failure limit of work done by the tire is 5000 J, which is greater than the actual work done by the tire in this scenario. Hence, the tire will not fail in this case.

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The attached picture explains the law of conservation of energy.

The Betz limit states that no more than 59.3% of the kinetic energy of wind can be transformed into mechanical energy by a wind turbine.

Betz’s law, often known as the Betz limit, is a wind turbine design law that specifies the maximum wind energy capture efficiency. It was first identified by German physicist Albert Betz in 1919. Betz's law restricts wind turbines to a maximum of 59.3% efficiency, which means that a wind turbine can never capture more than 59.3% of the energy available in the wind. As a result, a wind turbine is incapable of producing as much energy as the wind that enters it contains. However, the Betz limit is only applicable under perfect circumstances. It does not consider losses from resistance, turbulence, and heat generation within the turbine, which are all critical factors that influence a wind turbine's total efficiency. These losses result in a typical wind turbine efficiency of 40-50%, despite the fact that the Betz limit may be exceeded under specific wind conditions. The efficiency of a wind turbine is also influenced by blade pitch, blade design, and turbine size. All of these factors must be carefully controlled to achieve optimal wind energy generation.

It is estimated that wind turbines are capturing about 40-50% of the wind energy they are exposed to, which is far less than the theoretical maximum of 59.3% indicated by Betz’s law. As a result, wind turbine design and operation should be optimized to ensure that the greatest possible amount of wind energy is captured to enhance energy production.

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Answer: D) zero loss of kinetic energy

Explanation:

Answer:

it would be coal

Explanation:

coal is the most used energy source in many countries as of China , India and, the United States

Coal is a primary energy source used by power plants to generate electricity

Electricity generation plants convert the chemical energy of fuel into electricity. Coal, oil, natural gas and nuclear fuels are the energy sources most commonly used for generating electricity.

"Coal is a combustible black or brownish-black sedimentary rock with a high amount of carbon and hydrocarbons. Coal is classified as a nonrenewable energy source because it takes millions of years to form. Coal contains the energy stored by plants that lived hundreds of millions of years ago in swampy forests."

"A fundamental form of energy observable in positive and negative forms that occurs naturally (as in lightning) or is produced (as in a generator) and that is expressed in terms of the movement and interaction of electrons. "

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Answer:

a. A book resting on the floor

Explanation:

Potential energy is the energy stored in a object due to its position relative to some zero position. An object possesses gravitational potential energy if it is positioned at a height above/below the zero height.