if the mass of a single raindrop in a cloud is 0.0340 g, what is the gravitational force that the raindrop experiences due to the cloud once it has fallen 7.00 km from the center of mass of the cloud? assume that the mass of the cloud is 511,000 kg.

The left picture represents the solid in its normal, relaxed state. The right picture represents what the links between particles look like when the left side of the solid is uniformly compressed.

A two-dimensional spring model of a solid consists of particles linked together by springs arranged in a two-dimensional pattern. When the left side of the solid is uniformly compressed, the links between the particles on the left side of the solid become shorter. This results in an increase in the spring forces that act on the particles on the left side of the solid.

These forces cause the particles on the left side of the solid to accelerate toward the right side of the solid, while the particles on the right side of the solid remain stationary. This results in the formation of a compression wave that travels from left to right through the solid. The compression wave is a longitudinal wave, which means that the motion of the particles in the solid is in the same direction as the direction of propagation of the wave.

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The nucleus n,mX is 17,8X. Based on the atomic number (m = 8), the element is oxygen. Therefore, the nucleus is 17,8O (oxygen-17). The nuclear reaction is 14,7N + 4,2He = 17,8O + 1,1H.

In the given nuclear reaction:
14,7N (nitrogen-14) + 4,2He (helium-4) = n,mX + 1,1H (hydrogen-1)

First, let's analyze the conservation of mass and atomic numbers in the nuclear reaction. To do this, we add the mass numbers (the top numbers) and the atomic numbers (the bottom numbers) on each side of the equation.

Mass numbers:
14 (N) + 4 (He) = n (X) + 1 (H)
18 = n + 1

Atomic numbers:
7 (N) + 2 (He) = m (X) + 1 (H)
9 = m + 1

Now, we can solve for n and m:
n = 18 - 1 = 17
m = 9 - 1 = 8

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Answer:

No

Explanation:

The ball dose not have any kinetic energy or potential. Nothing is in motion or stored.

The work done on the gas can be calculated using the formula: Work = -P * ΔV. Substituting the values: Work = -(3.00 atm) * (0.175 L) = -0.525 atm L. Converting to joules: Work = -0.525 atm L * (101.325 J / 1 atm L) = -53.18 J. Therefore, the correct answer is a. -2180 J.

To calculate the work done on a gas during compression, we can use the formula:

Work = -P * ΔV,

where P is the pressure and ΔV is the change in volume.

Given:

\(Initial volume (V₁) = 0.75 mL = 0.75 * 10^(-3) L,\)

Final volume (V₂) =\(2.50 mL = 2.50 * 10^(-3) L,\)

Pressure (P) = 3.00 atm,

Number of moles (n) = 4.00 mol.

We first need to calculate the change in volume:

ΔV = V₂ - V₁ = \((2.50 * 10^(-3) L) - (0.75 * 10^(-3) L) = 1.75 * 10^(-3) L.\)

Next, we can substitute the values into the work formula:

Work = -P * ΔV = -\((3.00 atm) * (1.75 * 10^(-3) L) = -5.25 * 10^(-3) atm L\).

To convert atm L to joules, we can use the conversion factor 1 atm L = 101.325 J:

Work =\((-5.25 * 10^(-3) atm L) * (101.325 J / 1 atm L) = -0.5313 J.\)

The negative sign indicates that work is done on the gas during compression.

Therefore, the correct answer is: a. -2180 J.

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(a) The angular speed is 1.03 rad/min. (b) the speed of the current is 2.06 ft/min. (c) the speed of the current is 0.037 mph.

(a) The angular speed of the circular paddle wheel can be calculated by dividing the given speed of rotation (13rpm) by the circumference of the wheel. The circumference of a circle can be found using the formula

C = 2πr,

where r is the radius. Thus, the angular speed is 13rpm / (2π(2ft)) = 13/(4π) ≈ 1.03 rad/min (rounded to one decimal place).

(b) For finding the speed of the current in feet per minute, multiply the angular speed (1.03 rad/min) by the radius of the wheel (2ft). The formula for linear speed is:

v = ωr

where ω is the angular speed and r is the radius. Therefore, the speed of the current is approximately 2.06 ft/min.

(c) For converting the speed of the current from feet per minute to miles per hour, use the conversion factor 1 mile = 5280 feet. First, convert the speed from feet per minute to feet per hour by multiplying by 60, and then divide by 5280 to get the speed in miles per hour. The speed of the current is approximately 0.037 mph (rounded to one decimal place).

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Answer:

6.9 m/s

Explanation:

This is a conservation of momentum problem, so the total momentum before the collision must equal the total momentum after the collision.

P = mv

m1v1 + m2v2 (before) = m1v1 + m2v2 (after)

(3250kg)(25.0 m/s) + (2820 kg)(0m/s) = (3250 kg)(19.0 m/s) + (2820 kg)(v2)

Now you can solve for the v of the car after the collision:

81250 kg·m/s + 0 = 61750 kg·m/s + (2820 kg)v2

19500 kg·m/s = (2820 kg)v2

v2 = 19500 kg·m/s / 2820 kg = 6.9 m/s

Answer:

Forms over water, warm humid air mass, it's a polar air mass

Explanation: I think that's right sorry if it's not..

GL! :)

The weight of picture frame that is hanging by two vertical strings the tensions in the strings are 5.7N and 3.5N is 9.2 N

Since the picture frame is hanging and not moving,

a = 0

The string apply a force upwards and weight is a force that acts downwards.

T1 = 5.7 N

T2 = 3.5 N

∑ Fy = m a

T1 + T2 - W = 0

5.7 + 3.5 - W = 0

W = 9.2 N

Therefore, the weight of picture frame is 9.2 N

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Answer:

Choice C

Explanation:

In any programming language, the variable cannot be in quotes.

Many languages regard a string as literal if it is surrounded by a single quote rather than a double quote. Any computer language prohibits putting quotations around a variable. Thus, option C is correct.

Only letters (including uppercase and lowercase characters), numbers, and underscore are permitted in variable names.

A variable's first letter must either be a letter or an underscore. There is no restriction on the length of a variable name or identifier.

Usually, an experiment contains independent, dependent, and controlled variables.

Therefore, A variable in programming is a value that can change based on external factors or data that has been supplied to the program.

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The specific heat of the china dish is 0.20 cal/g°C.

Mass of the serving bowl (m) = 248.0 g

Initial temperature of the china dish (t1) = ?

Final temperature of the china dish (t2) = 65.5°C

Difference in temperature (Δt) = 65.5°C - t1 = 65.5°C

Heat absorbed by the china dish (Q) = 1.5 kcal

The formula for specific heat is,Q = m × c × Δt

where, Q = Heat absorbed by the china dish

m = Mass of the serving bowl

Δt = Difference in temperature

c = Specific heat of the china dish

Now, let's substitute the values in the formula,1.5 kcal = 248.0 g × c × (65.5°C - t1)

We know,1 calorie = 4.18 joules

1 kcal = 1000 calories= 1000 × 4.18 joules= 4180 joules

Therefore,1.5 kcal = 4180 × 1.5 joules= 6270 joules

Thus, we can rewrite the above equation as:

6270 J = 248.0 g × c × (65.5°C - t1)

The units of c are J/g°C.

Therefore, the specific heat of the china dish is calculated by dividing both sides of the equation by the product of the mass and the difference in temperature.

c = 6270 J / (248.0 g × 65.5°C - t1)

c = 0.20 J / g°C (rounded to two decimal places)

Therefore, the specific heat of the china dish is 0.20 cal/g°C.

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Explanation:

TRUE - Two colliding objects will exert equal forces upon each other. If the objects have different masses, then these equal forces will produce different accelerations. ... FALSE - In any collision, the colliding objects exert equal and opposite forces upon each other as the result of the collision interaction.

To stop the auxiliary heat from coming on a Honeywell thermostat, you can follow these steps:

Step 1: Check the current settings of the thermostat to ensure that it is not already set to use auxiliary heat. Look for the settings related to the thermostat's heating system and make sure that the "emergency" or "auxiliary" heat option is not turned on.

Step 2: Adjust the temperature settings. If the thermostat is set to a temperature that is too high, the auxiliary heat may automatically come on. Try lowering the temperature to see if that resolves the issue.

Step 3: Check the thermostat wiring. Make sure that the wires are connected properly and that there are no loose connections or damaged wires. If there is an issue with the wiring, this could cause the thermostat to activate the auxiliary heat unnecessarily.

Step 4: Check the air filter. If the air filter is dirty or clogged, it can restrict airflow and cause the system to activate the auxiliary heat. Replace the air filter if it is dirty to see if that resolves the issue.

Step 5: Check the system's outdoor unit. If the outdoor unit is dirty or blocked by debris, it can cause the system to activate the auxiliary heat. Clean the outdoor unit and remove any debris to see if that resolves the issue. If these steps do not resolve the issue, it may be necessary to call a professional HVAC technician to diagnose and repair the problem.

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The speed of Olivia when she made it to the bottom of the hill is 14m/s.

Kinematics is the study of mechanical points, bodies, and systems in motion without taking into account the forces acting on them or the corresponding physical qualities.

Kinematics equations of motion define the fundamentals of an object's motion, such as its position, velocity, or acceleration over time. These three equations of motion control how an item moves in one, two, and three dimensions.

Kinetics considers physical forces as well as material characteristics such as mass stiffness and tensile or compressive strength. These characteristics can be used to take a theoretical model from kinematics and use physics and thermodynamics to determine how to construct a workable, dependable, and functional real-world system.

Given,

Initial velocity, u = 4m/s

Acceleration, a = 2m/s-2

Displacement, s= 45m

we know that,

\(v^{2}= u^{2} + 2as\), where v= final velocity

substituting the value in the above equation, we got

\(v^{2}\) = \(4^{2} + 2(2)(45)\)

v = \(\sqrt{196}\)

v = 14 m/s

Thus, the speed of Olivia going down the hill is 14m/s.

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The moment inertia of the boxer's forearm is 0.43 kgm².

We need to know about torque to solve this problem. Torque is the rotational equivalent of linear force. It can be determined as

τ = F x r

where τ is torque, F is perpendicular force and r is radius.

Torque also depends on the moment inertia

τ = I . α

where I is inertia and α is angular acceleration.

From the question above, the given parameters are

F = 1975 N

r = 2.5 cm = 0.025 m

α = 115 rad/s²

Substitute the first equation with the second equation and we can calculate the inertia of the boxer's forearm

τ = τ

F x r = I . α

1975 . 0.025 = I . 115

I = 0.43 kgm²

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Answer:

15 j

Explanation:

Work = F * d

         = 5 N * 3 m = 15 j

Answer:

When I got this question I had to draw it out so if you have to do that, draw 3 stick figures holding hands, one representing the mother, father, and daughter. Then you write their weights on top of them and then draw an arrow pointing from the father to the mother.

Explanation:

use this formula :

\(a_{y}\) = \(\frac{Fdadshandy}{msys}\)

then you fill it in :

\(a_{y}\) = \(\frac{100N}{35.5kg+58.2kg}\)

\(a_{y}\) = \(\frac{100N}{93.7kg}\)

\(a_{y}\) = \(1.0672\) \(m/s^{2}\)

then you multiply that with the daughters weight :

\(T_{2} x= m_{2} a_{y}\)

\(T_{2} x = 35.5kg (1.0672 m/s^{2})\)

\(T_{2} x = 37.89N\)

and that's the answer :) : 37.89N

Answer:

45

Explanation:

because you divide volume and mass

Answer:

20mA

Explanation:

because it is connected in series with the ammeter

The current through the 40Ω resistor in the given circuit is 20mA, which is explained below.

The volate across resistor R is 1V, as indicated by the voltmeter.

Since the potential of the battery is 3V, according to Kirchoff's voltage law, the voltage drop across 20Ω resistors must be 1V each since they are indentical.

Let a total current I passes through 20Ω resistor as it is connected to the battery in series. From Ohm's law:

20Ω × I = 1V

I = 50mA

Now the current indicated by the ammeter is 20mA which splits according to the reistors of 15Ω and 30Ω which are connected in parallel. Then again the current adds up to 20mA when leaving the set of parallel resistors, through the 40Ω resistor.

So the current through the 40Ω resistor is 20mA

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Answer:

Frequency is the number of revolutions done per second. If one period is 30 seconds, then it takes 30 seconds to complete a single revolution.

So, how many revolutions occur in 1 second?  130

That’s your frequency. It should be obvious that this is the inverse of period.

On another note, angular frequency is the angular distance traveled per second, not revolutions. In a circle, each revolution is a full rotation about a circle, which is  2π

 (radians) Hence the angular frequency, given the above period, is the frequency multiplied by  2π

, since one revolution translates to  2π

 units of angular distance.

In summary, if we call  f

 the frequency (revolutions per second),  ω

 the angular frequency (radians per second) and  T

 your period (seconds per revolution), we have the following relations:

T=1f=2πω

ω=2πf=2πT

Explanation:

Answer:

Explanation:

let's find the acceleration

\(v = u + at \\ 8 = 0 \times a \times 2.5 \\ \alpha = 3.2m {s}^{ - 2} \)

then distance

\( {v}^{2} = {u}^{2} + 2as \\ {8}^{2} = 2 \times 3.2 \times s \\ \\ s = 10m \)

Answer:

yes

Explanation:

banked curve :

is a road that looks like the top part of a race track

its looks elevated

often seen in bicycle race track (velodrome)

Banking the curve can help keep cars from skidding. When the curve is banked, the centripetal force can be supplied by the horizontal component of the normal force.

sfuca

Answer:

The coin will reach a vertical height of 0.027 meters before it stops rolling.

Explanation:

Let suppose that coin-ground system is a conservative system and begins at a height of zero. Since the coin is experimenting a general plane motion, which is a combination of translation and rotation. By Principle of Energy Conservation we have the following model:

\(K_{T}+K_{R} = U_{g}\) (1)

Where:

\(K_{T}\) - Translational kinetic energy at the bottom of the incline, in joules.

\(K_{R}\) - Rotational kinetic energy at the bottom of the incline, in joules.

\(U_{g}\) - Gravitational potential energy at the top of the incline, in joules.

By definitions of Kinetic and Gravitational Potential Energy we expand (1):

\(\frac{1}{2}\cdot I \cdot \omega ^{2} + \frac{1}{2}\cdot m\cdot R^{2}\cdot \omega^{2} = m\cdot g\cdot h\) (2)

Where:

\(I\) - Momentum of inertia of the coin, in kilogram-square meters.

\(\omega\) - Angular speed, in radians per second.

\(R\) - Radius of the coin, in meters.

\(m\) - Mass, in kilograms.

\(g\) - Gravitational acceleration, in meters per square second.

\(h\) - Height reached by the coin, in meters.

The momentum of inertia of the coin is calculated by:

\(I = \frac{1}{2}\cdot m\cdot r^{2}\) (3)

Then, we expand and simplify (2):

\(\frac{3}{4}\cdot R^{2}\cdot \omega^{2} = g\cdot h\)

\(h = \frac{3\cdot R^{2}\cdot \omega^{2}}{4\cdot g}\)

If we know that \(R = 0.0108\,m\), \(\omega = 55.2\,\frac{rad}{s}\) and \(g = 9.807\,\frac{m}{s^{2}}\), then the height reached by the coin is:

\(h = 0.027\,m\)

The coin will reach a vertical height of 0.027 meters before it stops rolling.

Answer:

14 Newtons

Explanation:

6N + 8N = 14N

The magnitude of the velocity of the bar at an instant when the induced current in the circuit is counterclockwise and equal to 1.73 A is 24.62 m / s

I = B l v / R

I = Induced current

B = Magnetic field

l = Length of bar

v = Velocity

R = Resistance

I = 1.73 A

B = 1.34 T

l = 0.293 m

R = 5.55 Ω

v = I R / B l

v = ( 1.73 * 5.55 ) / ( 1.34 * 0.293 )

v = 9.6 / 0.39

v = 24.62 m / s

Therefore, the the magnitude of the velocity of the bar is 24.62 m / s

The given question is incomplete. The complete question is :

A 0.293m -long bar moves on parallel rails that are connected through a 5.55 Ω resistor, as shown in the following figure (Figure 1) , so the apparatus makes a complete circuit. You can ignore the resistance of the bar and rails. The circuit is in a uniform magnetic field 1.34T that is directed into the plane of the figure. At an instant when the induced current in the circuit is counterclockwise and equal to 1.73 A, what is the magnitude of the velocity of the bar?

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Answer:

atlanta

Explanation:

just took the test

The reference point in this scenario is Atlanta.

The can be described as the starting point of the entire journey.

From the given statements the family started the journey from Atlanta and then traveled to Baltimore.

Atlanta is the start point (reference point) while Baltimore is the destination (finishing point).

Thus, the reference point in this scenario is Atlanta.

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Answer:

read this it might help some

When a moving object collides with a stationary object of identical mass, the stationary object encounters the greater collision force. When a moving object collides with a stationary object of identical mass, the stationary object encounters the greater momentum change.

Explanation:

Answer:

Jorge wanted to know where the apples were

Explanation:

Ya see, I don't want to explain, cuz I guessed. Also I'm on episode 499 of naruto so yeah

Answer:

B:Jorge wanted to know where the apples were.

Explanation:

Answer:

B They always produce magnetic fields

Explanation:

When a charge is moving, it produces an electric field owing to the fact that it is a charged particle. In addition to this, it also produces a magnetic field.

This is well captured in the basics of electrostatics and special relativity. The fact that a moving charge produces a magnetic force can also be proven mathematically.

Hence, among the options, it is true that a moving charge always produce magnetic fields

Answer:

A

Explanation: