For an inclined plane drive efficiency of machine =l/h

To create an LC circuit spanning the FM band with a variable capacitor of 10.9-16.4 pF, use the formula L = 1/(4π²f²C).

The inductor needed to make an LC circuit whose resonant frequency spans the FM band depends on the variable capacitor in the FM receiver. In your case, the variable capacitor ranges from 10.9 pF to 16.4 pF. To determine the inductor needed for the LC circuit, you can use the following formula:

L = (1/ (4π² * f² * C))

Where:

For example, if you set the variable capacitor to 10.9 pF, the inductor needed to make an LC circuit whose resonant frequency spans the FM band would be:

L = (1/ (4π² * f² * 10.9 pF))

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Answer:

Respect the client’s decision

Explanation:

just took the test

Answer: Respect the client's decision

Explanation: Either way the professional would know not to do anything rash and it is the client's decision whether or not they want to move forward, it would have obviously been a touchy subject if they were that reluctant.

Answer:

For temperatures between the freezing and boiling point of water, the heating curve is linear. Thus, we can use:

((200 * 90) + (100* 30))/300

Or: ((200 * 90)(temperature of first sample weighted by mass) + (100 * 30)(temperature of second sample weighted by mass) / (300)(total mass)

to find the final temperature.

100 can be factored out to get (2 * 90) + (1 * 30)) / 3

3 can be factored out every term: (2 * 30) + (1 * 10)

(The factoring out just makes mental math easier; if a calculator is available doing so is unnecessary.)

And then just work through the order of operations.

60 + 10

=70.

So in mathematics, which assumes a perfect world, you get 70.

The new angular velocity of the combined system is given by w' = (I₁w)/(I₁ + I₂), where w' is the new angular velocity of the combined system.

I₁ is the moment of inertia of the first object, I₂ is the moment of inertia of the second object, and w is the initial angular velocity of the first object before the second object is added.

This formula is derived from the conservation of angular momentum, which states that the total angular momentum of a system is conserved if no external torque is applied. Initially, the first object has angular momentum I₁w, and after the second object is added, the total angular momentum is (I₁ + I₂)w'.

Since there is no external torque, the total angular momentum is conserved, so we can equate these two expressions and solve for w'.

The result is that the new angular velocity of the combined system is proportional to the initial angular velocity and the moment of inertia of the first object, and inversely proportional to the total moment of inertia of the combined system.

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Answer:

The alkaline earth metals are the elements that correspond to group 2 of the modern periodic table. This group of elements includes beryllium, magnesium, calcium, strontium, barium, and radium. The elements of this group are quite similar in their physical and chemical properties.

Explanation:

Answer:

The Equivalence Principle of Gravity

Explanation:

The fact that objects fall to earth at the same speed is called the Equivalence Principle of Gravity.

According to the Equivalence Principle of Gravity, all things fall at the same rate when there is little to no air resistance. The value of the acceleration caused by gravity is demonstrated by the force of gravity equation to be a constant that is independent of the mass of the item.

According to Einstein's equivalence principle, it is unnecessary to distinguish between gravitational and inertial forces because they are comparable in nature.

Therefore, the Equivalence Principle of Gravity states that all objects descend to Earth at the same rate.

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Inelastic collision and a host of other factors causes the loss of energy.

Kinetic energy of an object is the energy that it possesses due to motion.

It can be defined as the work needed to accelerate a body of a given mass from rest to its stated velocity. When it has gained this energy during its acceleration, the body maintains this kinetic energy unless its speed changes.

In an inelastic collision which is the case of ball X and Y, the kinetic energy of the system is not conserved. The energy that you find lost has been dissipated as other forms of energy. This can be heat, friction, vibrational energy transferred to atoms of the colliding particles, energy lost to deform the atomic structure etc.

In conclusion, the inelastic collision nature of the two balls results in the loss of energy through different forms.

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Answer: This is False.

Explanation:

Answer:

False

Explanation:

:)

Answer:

Petroleum

Explanation:

Because Petroleum reservoirs can be depleted but something like wind energy wind will always be there

Answer: Petroleum

Explanation: Have a Good day!!

Answer:

If you take A0 to be the initial sample of iodine-131, you will be left with. 12⋅A0=A02→ ... m24 hours=12.5%mo=12.5⋅10−2⋅mo

Explanation:

is that what u look for

Sample I-131 decays to 12.5% in 24.21 days.

Half-life, in radioactivity, is the amount of time needed for half of a radioactive sample's atomic nuclei to decay (change spontaneously into other nuclear species by emitting particles and energy), or, alternatively, the amount of time needed for a radioactive material's rate of disintegrations per second to decrease by half.

Give parameters:

Half-life of  the radioactive element I-131:T = 8.07 day

It decays to 12.5% means it decays to 1/8.

According to definition of half-life,

The radioactive element I-131 decays to half in 8.07 days.

So, the radioactive element I-131 decays to 1/8 in 3×8.07 days = 24.21 days.

Hence,  the radioactive element I-131 decays to12.5% in 24.21 days.

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Answer:

The energy of a photon of light with a wavelength of 500 nm is approximately 2.482 electron volts (eV).

Explanation:

To calculate the energy of a photon of light with a given wavelength, we can use the equation:

Energy = (Planck's constant * Speed of light) / Wavelength

Given:

Wavelength (λ) = 500 nm = 500 × 10^(-9) meters (converting from nanometers to meters)

Planck's constant (h) = 6.626 × 10^(-34) J·s (Joule-seconds)

Speed of light (c) = 3 × 10^8 m/s (meters per second)

Substituting the values into the equation:

Energy = (6.626 × 10^(-34) J·s * 3 × 10^8 m/s) / (500 × 10^(-9) m)

Simplifying the expression:

Energy = (6.626 × 3 × 10^(-26)) / 500

Calculating the result:

Energy ≈ 3.975 × 10^(-19) J

Now, to convert the energy from joules to electron volts (eV), we can use the conversion factor:

1 eV = 1.602 × 10^(-19) J

Converting the energy from joules to eV:

Energy (eV) = (3.975 × 10^(-19) J) / (1.602 × 10^(-19) J/eV)

Simplifying the expression:

Energy (eV) ≈ 2.482 eV

Therefore, the energy of a photon of light with a wavelength of 500 nm is approximately 2.482 electron volts (eV).

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The new water level of the burette is 38 cm^3

Now we  know that a liquid has a definite volume but does not have  definite shape. A burette is one of the apparatus that we use to measure the volume of a liquid when working in the laboratory.

Usually, a burette is used when we are carrying out a titration. It can be used to measure the amount of fluid that is dropped into the flask that is being used to effectively carry out the titration.

Given the fact that each of the new drops of water had a volume of 0.15cm cubed. Twenty of then will have a volume of about  20 * 0.15cm^3 = 3cm^3

New water level of the burette = 35 cm^3 +  3cm^3 = 38 cm^3

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Answer:

It is an educated guess

Explanation:

let me know if the bottom ones need to be answered too.

Waveform conversion circuits, also known as signal conversion circuits, are electronic circuits designed to convert one form of an electrical waveform into another form. Waveform conversion circuits find application in a wide range of fields where the modification, conditioning, or transformation of electrical waveforms is necessary to achieve specific objectives.

These circuits modify the characteristics of an input signal to achieve a desired output waveform. The conversion can involve changing the amplitude, frequency, phase, or shape of the waveform.

Waveform conversion circuits are used in various applications where it is necessary to transform signals to match specific requirements. Here are some common areas where waveform conversion circuits are typically used:

Audio Processing: In audio applications, waveform conversion circuits are used to modify audio signals for various purposes. This includes amplifying, filtering, equalizing, or modulating audio waveforms to enhance sound quality, remove noise, or achieve specific audio effects.

Power Electronics: Waveform conversion circuits are extensively employed in power electronics systems for converting and conditioning electrical power. These circuits are used in devices such as inverters, converters, rectifiers, and voltage regulators to transform power waveforms, adjust voltage or current levels, and ensure efficient power transfer.

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Answer:

W= 1500J

Explanation:

Formula: W=f*d

What are your values?

W- ?

F- 300N

D- 5m

Plug in the values.

W= (300N)(5m)

W= 1500J

hope this helps!!

Answer: The spring constant of a given spring is \(40 N/m\).

Explanation:

Given,

Force (F) = 20N

The displacement of the spring\(= x = 0.5 m\)

To find: Spring constant (k) = ?

As we know that,

Hook's law states that,

\(F = k\) · \(x\)

Therefore, \(k = \frac{F}{x}\)

\(k = \frac{20}{0.5}\)

\(k = \frac{(20)(10)}{5}\)

\(k = 40 N/m\)

Hence, The spring constant of a given spring is \(40 N/m\).

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After 1 day has passed, approximately 6.25% of Element Z would be remaining.

The half-life of an element is the time it takes for half of the initial amount of the element to decay or transform into another element or isotopes. In this case, Element Z has a half-life of 5 hours.

To determine the percentage of Element Z remaining after 1 day (24 hours), we need to calculate the number of half-lives that have occurred.

Since the half-life of Element Z is 5 hours, there are 24 hours divided by 5 hours, which equals 4.8 half-lives.

Each half-life reduces the amount of Element Z by half. So, after 4.8 half-lives, the remaining amount of Element Z would be (1/2)^(4.8) = approximately 0.0625 or 6.25%.

Therefore, after 1 day has passed, approximately 6.25% of Element Z would be remaining.

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A) The bearing of R from P is 140 degrees (measured clockwise from the north).

B) R is about 5.15 km north of P.

a) To find the bearing of R from P, we need to first determine the angle between the north-south line (i.e., the line joining P and Q) and the line joining P and R. Let's call this angle x.

Since the bearing of R from Q is 140 degrees, we know that the angle between the line joining Q and R and the north-south line is 180 - 140 = 40 degrees.

Now, in triangle PQR, we have two angles: x and 40 degrees. We can find the third angle by noting that the sum of the angles in any triangle is 180 degrees. Therefore,

x + 40 + 90 = 180

Solving for x, we get x = 50 degrees.

So the bearing of R from P is 90 + 50 = 140 degrees (measured clockwise from the north).

b) To find how far north of P R is, we need to use trigonometry. Let's call the distance we're looking for y.

In triangle PQR, the angle opposite side QR (i.e., angle QPR) is 180 - 90 - 50 = 40 degrees. We also know that QR = 8 km.

Using the sine function, we can write:

sin 40 = y/QR

Rearranging, we get:

y = QR * sin 40 = 8 * sin 40 ≈ 5.15 km (rounded to 2 decimal places)

Therefore, R is about 5.15 km north of P.

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Hence, the molality of the solution is 0.2296 m KCI.

The given information is as follows:

Mass of potassium chloride = 9.68 g

Mass of water = 565 g

We have to find the molality of the solution.

We know that molality is the ratio of moles of solute to the mass of the solvent in kilograms.

Mathematically,

molality = (mol of solute) / (mass of solvent in kg)

We have to find the mol of potassium chloride. For this, we will first find the number of moles of potassium chloride.

Number of moles of potassium chloride = mass / molar mass

Molar mass of potassium chloride (KCl) = 39.10 g/mol + 35.45 g/mol = 74.55 g/mol

Number of moles of potassium chloride = 9.68 g / 74.55 g/mol= 0.1297 mol

Now, we will find the mass of the solvent (water) in kilograms.

Mass of solvent = 565 g = 0.565 kg

Therefore, molality = (mol of solute) / (mass of solvent in kg)= 0.1297 mol / 0.565 kg= 0.2296 m KCI (approx)

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The weight of the combined system = 1,996.3 N

Given,

Mass of the Plastic tank = 3.5 kg

Volume of the liquid water in the tank = 0.2 m³

Density of water = 1000 kg/m³  

Now,

We know

Density = Mass ÷ Volume

Thus,

Mass = Density × Volume

therefore,

Mass of the water in the tank = 1000 × 0.2

= 200 kg

Thus,

The mass of the combined system = 3.5 kg + 200 kg = 203.5 Kg

Also,

Weight in N = Mass × Acceleration due to gravity (g)

and,

g = 9.81 m/s²

Therefore,

The weight of the combined system = 203.5 kg × 9.81 m/s²

= 1,996.3 N

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Answer:

more massive objects fall faster than less massive objects because they are acted upon by a larger force of gravity

Explanation:

Answer:

500 N

Explanation:

From the question,

Sum of clockwise moment = sum of anti clockwise moment.

F×d = F'×d'.................. Equation 1

Where F = Force applied to lift the load, d = distance, F' = Force required, d' = distance of the required force from the fulcrum

Make F' the subject of the equation

F' = F×d/d'.................. Equation 2

Given: F = 1200 N, d = 25 cm, d' = 60cm.

Substitute these values into equation 2

F' = 1200×25/60

F' = 500 N.

Hence the force required to balance the load is 500 N

From the position-time graph, we have the following:

Distance covered Time

0 to 28 m 0 to 20 seconds

28m to 52 m 20 to 60 seconds

At 52 m 60 to 80 seconds

52 to -20m 80 to 110 seconds

Let's find the average speed for the entire trip.

To find the average speed, apply the formula:

Distance at line 1: 28 - 0 = 28m

Distance at line 2: 52 - 28 = 24 m

Distance at line 3: 0 m

Distance at line 4: -20m - 52 = -72 m

Thus, we have the equation:

Where:

d1 = 28 m

d2 = 24 m

d3 = 0 m

d4 = 72 m

t = 110 s

Now substitue values into the equation:

Therefore, the average speed for the trip is 4.4 m/s.

ANSWER:

Equation:

Substitution:

Calculation:

Answer:

The work done by the 20 N force is 61.3 J

Explanation:

20 N Force at horizon is: F=20 N*cos 40=15.32 N

The work done by 20 N at horizon is: W=F*S=15.32 N* 4 m=61.3 J

Answer:

The work done by the 20 N force is 61.3 J

Explanation:

Answer:

Explanation:

I hope it helps ❤❤

Answer:

80

Explanation:

You calculate work by W(j)=Force(n) x distance moved (m)

So 20.0 N x 4.0 m = 80.

:)

The work done when a baker pushes a cart full of rolls with a force of 20.0 N for a distance of 4.0 m is 80 Nm.

The work done by a force can be defined as the product of the displacement of that object and the component of the applied force of the object which is in the same direction as that of displacement. When we push a block with some force 'f' and the body moves with some acceleration, work is done.

W = f × d

where, W = work done,

f = applied force,

d = displacement of the object

W = 20N × 4.0m

W = 80Nm

Therefore, the work done by the baker on that cart is 80 Newton meters.

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The magnitude of the net electric force on charge A in Figure 1 can be calculated using Coulomb's Law, considering the charges q1 and q2.

To calculate the net electric force on charge A, we need to apply Coulomb's Law, which states that the magnitude of the electric force between two charges is directly proportional to the product of the charges and inversely proportional to the square of the distance between them.

In Figure 1, assuming q1 = 0.50 nC and q2 = 3.6 nC, we need to know the distances between the charges and the direction of the forces. The magnitude of the net electric force on charge A can be obtained by calculating the individual forces between charge A and each of the other charges, and then summing them vectorially.

To perform the calculation, we need to know the distances and the geometry of the charges in Figure 1. Once we have this information, we can apply Coulomb's Law to determine the magnitude and direction of the net electric force on charge A.

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Your weight on the moon given the data from the question is 110.5 N

Mass is simply defined as the quantity of matter present in an object. The mass of an object is constant irrespective of the location of the object.

Weight is simply defined as the gravitational pull on an object. The weight of an object varies from place to place due to gravity.

Mass and weight are related according to the following equation

Weight (W) = mass (m) × Acceleration due to gravity (g)

W = mg

W = 65 × 1.7

W = 110.5 N

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The energy consumed by the heater in a 24-hour day is 4,752,000 Joules.

To calculate the energy consumed by the heater in a 24-hour day, we can use the formula:

Energy (in Joules) = Power (in Watts) x Time (in seconds)

First, we need to calculate the power used by the heater, which can be calculated using the formula:

Power (in Watts) = (Potential difference)² / Resistance

Plugging in the given values, we get:

Power (in Watts) = (110V)² / 220 ohms

Power (in Watts) = 55W

Now, we can use the power and time to calculate the energy consumed in 24 hours:

Time (in s) = 24 hours x 60 minutes/hour x 60 seconds/minute

Time (in s) = 86,400 seconds

Energy (in J) = Power (in Watts) x Time (in seconds)

Energy (in J) = 55W x 86,400 seconds

Energy (in J) = 4,752,000 Joules

Therefore, the energy consumed by the heater in a 24-hour day is 4,752,000 Joules.

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