why do 6-ounce boxing gloves hit harder than 16-ounce gloves?

The conical pendulum has a string that is 50.0 cm long and the mass of the bob is 0.25 kg. The angle between the string and the horizontal when the tension in the string is six times the weight of the bob is: 1.77 radians,

and under those conditions, the period of the pendulum is: 0.74 seconds.

When the tension in the string is six times the weight of the bob, the angle between the string and the horizontal can be calculated using the formula:

angle = (6 × 0.25 kg × 9.81 m/s²) / (0.5 m ×  T),

where T is the tension in the string. Using this formula, the angle between the string and the horizontal is approximately 1.77 radians.

The period of a conical pendulum is calculated using the formula: Period = 2π√L/g, where L is the length of the string and g is the acceleration due to gravity. In this case, the period of the pendulum is approximately 0.74 seconds.

In summary, when the tension in the string of a conical pendulum is six times the weight of the bob, the angle between the string and the horizontal is approximately 1.77 radians and the period of the pendulum is approximately 0.74 seconds.

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Answer:

yes quite a few people love eating Pineapple on pizza

Answer:

yes, if you want pineapple be in pizza

The correct answer is D) a magnetic field. The units T ∙ m/A are the units of magnetic field, which are tesla (T) multiplied by meter (m) divided by ampere (A).

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The cable being run between the two wiring closets is most likely a fiber optic cable.

Fiber optic cables are used for high-speed data transmission over long distances. They consist of a core of optically transparent material, such as glass or plastic, surrounded by a cladding material that reflects light back into the core.

The core and cladding are protected by an outer jacket or sheath that provides physical protection and insulation. Fiber optic cables are preferred for long-distance communication because they are less susceptible to interference and signal degradation than copper cables.

They are also able to transmit data at much higher speeds and over longer distances without the need for signal repeaters.

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Answer:

the distance traveled by the sports car is 90 m

Explanation:

Given;

mass of the sports car, m = 500 kg

initial velocity of the sports car, u = 0

final velocity of the sport car, v = 30 m/s

time of motion of the car, t = 6 s

The distance traveled by the sports car is calculated as;

\(s = (\frac{u+v}{2} )t\\\\s = (\frac{0+30}{2} ) \times 6\\\\s = 15 \times 6\\\\s = 90 \ m\)

Therefore, the distance traveled by the sports car is 90 m

The value of oscillation frequency is 4.6 Hz

It is known as oscillation when a quantity or measure frequently varies about its equilibrium value throughout time.

An other definition of oscillation is a regular shift in a substance's value between two values or at its middle.

The Oscillation Frequency Formula must first be derived.

Maximum speed is given by: Vmax = wA.

Energy is equal to half of maximum voltage.

Energy equals 1/2 m(wA2)

Frequency = w / 2

Hence,

Amount of oscillation Formula reads as follows.

F =( 1/2πA)× √2E/m

The question's location

The amplitude is 20.0 cm.

Putting 20.0 cm into metric

100cm = 1m

20cm = ?

= 20÷100 = 0.20m

E = mechanical energy equals 4.1 j

m= mass= 0.25kg

Frequency = (1/2 x 0.20m) x (2 x 4.1j)/0.25kg

Frequency is 4.558 hertz.

about 4.6 Hz is the oscillatory frequency.

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Answer:

The person should exercise 150 minutes

Explanation:

Recall that the Lorentz factor must be applied to the relationship between the elapsed time (T) of the clock at rest (time measured on Earth), and the elapsed time (T') measured by the clock in the frame moving at 0.8 c. The equation becomes:

\(T'=\frac{T}{\sqrt{1-(\frac{0.8\,c}{c})^2 } } \\T'=\frac{90\,min}{\sqrt{1-0.8^2} } \\T'=150\,\,min\)

When equal masses of copper, lead, and basalt are placed in direct sunlight for the same time interval and they are all at the same initial temperature, they would be expected to change in temperature as follows: Copper would be expected to increase in temperature the most since it has the highest thermal conductivity.

This means that it can conduct heat better and faster than lead and basalt, allowing it to absorb more heat from the sun and increase in temperature more quickly. Lead would be expected to increase in temperature less than copper but more than basalt since it has lower thermal conductivity than copper but higher than basalt. Therefore, the lead would absorb less heat from the sun than copper but more than basalt, resulting in a moderate increase in temperature. Basalt would be expected to increase in temperature the least since it has the lowest thermal conductivity of the three materials. This means that it can conduct heat the poorest and slowest, resulting in less heat absorbed from the sun and less increase in temperature compared to copper and lead.

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The minimum uncertainty in the mass measurement of the particle is approximately 16.4 MeV.

To answer this question, we need to use the Heisenberg uncertainty principle, which states that there is a fundamental limit to how precisely we can measure certain properties of a particle.
Δx * Δp ≥ h/4π
where Δx is the uncertainty in the particle's position, Δp is the uncertainty in its momentum, and h is Planck's constant.
In this case, we are interested in the uncertainty in the mass of the particle. We can relate this to its momentum using the formula:
p = mv
where p is the momentum, m is the mass, and v is the velocity. Since the particle is at rest in a potential free region, its momentum is zero. Therefore, we can write:
Δp = 0
and the uncertainty principle reduces to:
Δx * Δ(0) ≥ h/4π
or simply:
Δx ≥ h/4π
Δx = 10^-15 m
Substituting this into the uncertainty principle, we get:
10^-15 m * Δp ≥ h/4π
Solving for Δp, we get:
Δp ≥ h/4π * (1/10^-15 m) = 1.32 x 10^-4 kg m/s
Now, we can use the formula for the uncertainty in the mass of a particle:
Δm = Δp / c
where c is the speed of light. Substituting in our values, we get:
Δm = (1.32 x 10^-4 kg m/s) / (3 x 10^8 m/s) = 4.4 x 10^-13 kg
To convert this to MeV/c^2, we need to use Einstein's famous equation:
E = mc^2
where E is the energy equivalent of the mass. Dividing both sides by c^2, we get:
m = E/c^2
Substituting our value for Δm, we get:
ΔE = Δm * c^2 = (4.4 x 10^-13 kg) * (3 x 10^8 m/s)^2 = 3.96 x 10^-2 J
Finally, we can convert this to MeV using the conversion factor:
1 MeV = 1.6 x 10^-13 J
Therefore, the minimum uncertainty in the mass measurement of the particle is:
Δm = ΔE / c^2 = (3.96 x 10^-2 J) / (3 x 10^8 m/s)^2 / (1.6 x 10^-13 J/MeV) = 0.124 MeV
ΔE * Δt ≥ (ħ / 2)
where ΔE is the uncertainty in energy, Δt is the uncertainty in time (lifetime of the particle), and ħ (h-bar) is the reduced Planck's constant (approximately 1.05 x 10^(-34) Js).
Given the lifetime of the particle, Δt = 2 x 10^(-23) s. Now, we'll find the uncertainty in energy (ΔE):
ΔE ≥ (ħ / 2) / Δt
ΔE ≥ (1.05 x 10^(-34) Js / 2) / (2 x 10^(-23) s)
ΔE ≥ 2.63 x 10^(-12) J
Now, we'll convert the uncertainty in energy from Joules to MeV (1 MeV = 1.602 x 10^(-13) J):
ΔE_min ≈ (2.63 x 10^(-12) J) / (1.602 x 10^(-13) J/MeV)
ΔE_min ≈ 16.4 MeV

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Pascal's Triangle is a mathematical tool with various properties. One correct statement is that the nth row provides coefficients in the expansion of (x+y)^(n-1).

Pascal's Triangle is a triangular arrangement of numbers. This triangle has several interesting properties. One of the correct statements is that the nth row of Pascal's Triangle gives the coefficients in the expansion of (x+y)^(n-1). For example, the third row of Pascal's Triangle is 1 2 1, which corresponds to the coefficients in the expansion of (x+y)^2.

Another correct statement is that the method for generating Pascal's Triangle involves adding adjacent terms on the preceding row to determine the term below them. Starting with the first row, which consists of a single 1, subsequent rows are generated by adding adjacent terms. However, the statements regarding Pascal's Triangle being used solely for expanding binomials with positive terms or giving coefficients in the expansion of (x+y)^n are incorrect.

Pascal's Triangle has broader applications in combinatorics, probability theory, and number theory.

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The shortest distance in which the car can stop, after the brakes are applied, without the groceries sliding off the seat is 27.5 m.

We can use the equations of motion for constant acceleration to solve this problem. The acceleration of the car when the brakes are applied is given by, a = -μg, where μ is the coefficient of friction, g is the acceleration due to gravity (9.8 m/s^2), and the negative sign indicates that the acceleration is in the opposite direction to the motion of the car. We need to find the distance, d, that the car travels before coming to a stop.

v^2 = u^2 + 2as

where v is the final velocity (0 m/s), u is the initial velocity (16 m/s), a is the acceleration (-μg), and s is the distance traveled.

Solving for s,

s = (v^2 - u^2) / (2a)

Plugging in the values,

s = (0 - (16 m/s)^2) / (2(-0.65)(9.8 m/s^2)) = 27.5 m

So the car will travel 27.5 m before coming to a stop.

Now we need to check if the groceries will slide off the seat during braking. The maximum force of friction that the seat can exert on the groceries is given by,

F_friction = μ_friction * F_normal

where μ_friction is the coefficient of friction (0.45 for kinetic friction), and F_normal is the normal force exerted by the seat on the groceries. The normal force is equal to the weight of the groceries, which is,

F_normal = m * g = 7.0 kg * 9.8 m/s^2 = 68.6 N

So the maximum force of friction is,

F_friction = 0.45 * 68.6 N = 30.9 N

The force of friction during braking is given by,

F_braking = m * a = 7.0 kg * (-0.65) * 9.8 m/s^2 = -45.4 N

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Answer:

Explanation:

I think its gravitational

The magnetic field is responsible for levitating the hoverboard and rider as it traverses the half pipe.

The magnetic field is defined as the field the magnetic materials generate or when an electric charge moves in a field region that generates the magnetic field.

We have:

The surface is made up of from the copper and copper is conductor of electricity.

When an electrical charge moves, it generates a magnetic field. As with electrical current running via a wire, the spinning and orbiting of an atom's nucleus produces a magnetic field.

Thus, the magnetic field is responsible for levitating the hoverboard and rider as it traverses the half pipe.

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The orbital radius at which a satellite would maintain a constant position with the Jupiter is equal to 7.14 x 10^6 meters.

Jupiter is the largest planet in our solar system. To determine the radius at which a satellite would maintain a constant position, we first need to determine the time it takes for a satellite to complete one orbit around Jupiter and then relate it to the radius using the Kepler's law of planetary motions.

According to Kepler's third law, the period of a planet's orbit squared is equal to the size semi-major axis of the orbit cubed when it is expressed in astronomical units. The relation between different parameters can be given as follows:

T^2 = (4π^2 / GM) x R^3

where: T = the time it takes for the satellite to complete one orbit

M = the mass of Jupiter

R = the radius of orbit

G = the gravitational constant

To maintain a constant position, the orbital radius of the satellite must be same as that of Jupiter which is equal to 0.41 days. Substituting the values in the above equation and solving for R, we get:

R^3 = T^2 x (GM/4π^2)

⇒ R^3 = \(R^3 = \frac{(6.6743 * 10^-11)(1.898*10^27)}{4(3.14)^2} *(0.41)^2\)

∴ R ≅ 7.14 x 10^6 meters

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Answer:

It will be doubled

Explanation:

F = ma

Let's consider m = 1 (the mass of the cart is not changing so it is constant),

F = 2, and a = 4.

2 = 1 x 4

When doubling force we need to maintain equality so acceleration should double too. To understand it better find the ratio of force and acceleration 2/4 = 1/2. The ratio of force to acceleration should always equal half in all scenarios, this way we can see how equality is maintained.

2x2 = 1 x (4x2)  

4 = 1 x 8, and the ratio of force to acceleration is 4/8 = 1/2.

Answer:

220 seconds

Explanation:

The speed of the sports car is 23.02 ft/s. To calculate the speed of the sports car, we need to use the formula:

v = √(rho * g * sin(theta))

where v is the speed of the car, rho is the radius of curvature, g is the acceleration due to gravity (which is approximately 32.2 ft/\(s^2\)), and theta is the angle of elevation of the car's wheels relative to the horizontal.

The angle of elevation can be found using the following formula:

theta = arctan(v / √(rho² + h²))

where h is the height of the car above the ground.

Substituting the given values, we get:

v = √(500² * 32.2 / sin(30))

v = 23.02 ft/s

Therefore, the speed of the sports car is 23.02 ft/s.

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Full Question ;

The sport car is traveling along a 30∘ banked road having a radius of curvature of P = 150 m. If the coefficient of static friction between the tire and the road is μs=0.2, determine the maximum safe speed so no slipping occurs. neglect the size of the car.

Answer:

Radiation, conduction.

Explanation:

Answer:

the equilibrant is equal in magnitude but opposite in direction.

Explanation:

In vector algebra, a resultant vector is a single vector that have the same effect as the effect of the net or algebraic sum of two or more vectors.

A resultant vector arises from finding the adding multiple vectors together.

When a group of vectors is replaced by a resultant vector, in order to keep the system of vectors at equilibrium, there is another vector which has the same magnitude as the resultant vector but acting in opposite direction to the resultant vector. This vector is called the equilibrant.

The total work done on a particle is given by the formula:

W = (1/2)mvf^2 - (1/2)mvi^2

where m is the mass of the particle, vi is the initial velocity, and vf is the final velocity.

For vi = 5 m/s and vf = 2 m/s, the final velocity is less than the initial velocity, so the total work is positive.

For vi = -2 m/s and vf = -5 m/s, the final velocity is less than the initial velocity, so the total work is positive.

For vi = -5 m/s and vf = 2 m/s, the final velocity is greater than the initial velocity, so the total work is negative.

For vi = 5 m/s and vf = -2 m/s, the final velocity is greater than the initial velocity, so the total work is negative.

For vi = -5 m/s and vf = -2 m/s, the final velocity is less than the initial velocity, so the total work is positive.

Therefore, the total work done on the particle is positive for vi = 5 m/s and vf = 2 m/s, and for vi = -2 m/s and vf = -5 m/s.

In order for work to be done, there must be a displacement of the object in the direction of the force applied. If the force and displacement are perpendicular, then no work is done.

Work can be positive, negative, or zero, depending on the direction of the force and the displacement. Positive work is done when the force and the displacement are in the same direction, negative work is done when they are in opposite directions, and zero work is done when there is no displacement or when the force and displacement are perpendicular.

Work is a transfer of energy, and as such it can change the kinetic energy, potential energy, or both of an object.

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just ask safari

Explanation:

Answer: harvest moon

During the harvest season, they would worship the full moon, giving thanks for a plentiful harvest. The women in each family would prepare a table full of newly harvested rice and fruit, in an ancient tradition called 'charye. ' The origins of Chuseok can be traced back to this custom.

ceremonies

hope this helps

Answer:

get some

get some ⛽⛽⛽⛽⛽

pour the ⛽ on the module,

get that on itttttt and booooooommmm

Explanation:

Answer: Use the x/t = v formula!!! x is distance, t is time, and v is velocity. you just need to do 40 / 5 = 8 and 100 / 15 = 6.66

The radius of curvature of the convex mirror is 15.5 cm.

To solve this problem, we can use the mirror equation:

1/f = 1/\(d_o + 1/d_i\)

Where f is the focal length of the mirror, \(d_o\) is the distance of the object from the mirror, and \(d_i\) is the distance of the image from the mirror.

First, we need to find the original distance of the object from the mirror. We know that the child holds the candy bar 15.8 cm in front of the mirror, so \(d_o\)= 15.8 cm.

Next, we need to find the original height of the image. Since the mirror is convex, the image will be smaller than the object. We are told that the image height is reduced by one fourth, so the original height of the image is 4/3 times the reduced height. Let's call the reduced height \(h_r\), so the original height is:

\(h_o = (4/3)h_r\)

Now we need to find the distance of the image from the mirror. We can use the magnification equation:

M = -\(d_i/d_o = h_i/h_o\)

where M is the magnification of the mirror. We know that the image height is reduced by one fourth, so the magnification is:

M = \(h_r/h_o\) = 1/4

Substituting this into the magnification equation, we get:

-\(d_i\)/\(d_o\) = 1/4

Multiplying both sides by \(d_o\), we get:

- \(d_i\) = \(d_o\)/4 = 15.8/4 = 3.95 cm

Finally, we can use the mirror equation to solve for the focal length:

1/f = 1/\(d_o\) + 1/\(d_i\)

1/f = 1/15.8 + 1/3.95

1/f = 0.129

f = 7.75 cm

Therefore, the radius of curvature of the mirror is twice the focal length:

R = 2f = 15.5 cm.

So the answer is: The radius of curvature of the mirror is 15.5 cm.

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Fluid friction requires less force to overcome than sliding friction. Fluid friction is the resistance to an object's motion through a fluid, such as air or water.

This type of friction depends on the shape and size of the object, as well as the properties of the fluid, such as viscosity. In general,

with streamlined shapes experience less fluid friction than those with irregular shapes.

Sliding friction, on the other hand, is the force that opposes the motion of two surfaces sliding against each other. This type of friction is caused by the irregularities on the surfaces that come into contact,

which resist the motion of one surface over the other. Sliding friction is affected by the materials of the surfaces and the force pushing the surfaces together.

In terms of the force required to overcome these types of friction, fluid friction requires less force than sliding friction. This is because fluid friction depends on the object's shape and size,

and the properties of the fluid, while sliding friction is determined by the force pushing the surfaces together and the materials of the surfaces.

Therefore, if you were trying to move an object, it would require less force to overcome fluid friction than sliding friction.

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The kinematics to find the time to go from the office to the living room is: 2.81 s

Given Parameters

To find

Kinematics allows us to find the relationships between the position, velocity and acceleration of bodies, let's use the relationship  

             x = v₀ t + ½ a t²

Where x is the position, v₀ the initial velocity, at acceleration and t the time

In this case, as he leaves the office, the initial velocity is zero.

           x = ½ a t²

            t = \(\sqrt{\frac{2x}{a} }\)

Let's calculate

           t = \(\sqrt{\frac{2 \ 125}{4} }\)

          t = 2.81 s

In conclusion, using the kinematics, we find that the time to go from the office to the classroom is: 2.81 s

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The violet color has a frequency of 7.24 x (10)^14 / sec based on the wave length provided.

A waveform signal that is carried in space or down a wire has a wavelength, which is the separation between two identical places (adjacent emblems) in the consecutive cycles. This length is typically defined in wireless systems in metres (m), centimeters (cm), or millimeters (mm) (mm).

we know that, f = frequency = 1/wavelength = c/λ

where c = speed of light = 299 792 458 m / s or 3 x 10^{8} m/s

and given wavelength ( λ)=414 nm

1 nm = 10^{-9} m

so, λ= 414 x 10^{-9} m

therefore f= frequency= 7.24 x (10)^14 / sec.

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