a shot-putter accelerates a 5 kg shot put from rest to 11.2 m/s in a distance of .5 m. find the following: what is the work done on the shot put? what is the force exerted by the shot-putter? what power did the shot putter use?

Answer:

The best sources of essential amino acids are animal proteins like meat, eggs and poultry. When you eat protein, it's broken down into amino acids, which are then used to help your body with various processes such as building muscle and regulating immune function ( 2 ).

Explanation:

Option Z is correct. The stainless steel container was likely the hottest. Stainless steel is an excellent heat conductor because it quickly warms the substance.

Stainless steel is an excellent heat conductor because it quickly warms the substance or allows heat to travel through it. Stainless steel is also corrosion-resistant.

Foam, glass, and plastic, on the other hand, are all poor heat and electrical conductors. As a result, they do not allow heat to travel through.

As a result, we may deduce that, among the available possibilities, the stainless steel container was most likely the hottest.

Hence Option Z is correct. The stainless steel container was likely the hottest.

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The nuisance doctrine is a legal principle that says someone who moves into a place knowing there is a nuisance there cannot later complain about the nuisance and demand compensation for it.

When a homeowner lives close to an airport, it is widely accepted that homeowner should have been aware of the potential noise and other disruptions connected with living close to an airport if the airport was already operational when the homeowner moved in. Such circumstances may make it more difficult for a homeowner to successfully file a claim for compensation based on noise pollution or other airport-related problems.

A stronger case might be made for compensation based on increased noise pollution and other negative effects caused by the airport if a homeowner moved into the neighbourhood before the airport was established and had no knowledge of or reasonable expectation of its construction. This is due to the fact that instead of "coming to the nuisance," they encountered a change in their surroundings after already settling down.

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a) The motion of the object between 15 s to 30 s is increasing velocity, to a constant velocity and finally a decreasing velocity.

(b) The average velocity of the object between 0 and 15 seconds is 0.167 m/s.

(c) The position of the object at 5.0 seconds is 0.5 m.

(d) Between 30 and 40 seconds, the velocity of the object is decreasing and the object is decelerating.

(a) The motion of the object between 15 s to 30 s can be described as increasing velocity, to a constant velocity and finally a decreasing velocity.

(b) The average velocity of the object between 0 and 15 seconds is calculated as;

average velocity = total displacement / total time

average velocity = (2.5 m - 0 m ) / ( 15 s - 0 s ) = 0.167 m/s

(c) The position of the object at 5.0 seconds is calculated as follows;

at 5.0 seconds, the position of the object is traced from the graph as 0.5 m.

(d) The motion of the object between 30 and 40 seconds is calculated as;

velocity = ( 0 m - 4 m ) / ( 40 s - 30 s ) = - 0.4 m/s

Between 30 and 40 seconds, the velocity of the object is decreasing and the object is decelerating.

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Answer:

El coeficiente de fricción entre el bloque y el piso es 0,64.

Explanation:

Podemos hallar el coeficiente de fricción usando la definición de trabajo:

\( W = \Delta K = K_{f} - K_{i} = -K_{i} = -\frac{1}{2}m*v^{2} \)

En donde:

Kf es la energía cinética final =0

Ki es la energía cinética inicial

m: es la masa = 2 kg

v: es la velocidad = 5 m/s

Además el trabajo es el producto de la fuerza de rozamiento (Fr) por el desplazamiento (d), por lo que tenemos:

\( -Fr*d = -\frac{1}{2}m*v^{2} \)

\((\mu mg)d = \frac{1}{2}m*v^{2}\)

\( \mu = \frac{v^{2}}{2gd} = \frac{(5 m/s)^{2}}{2*9,81 m/s^{2}*2 m} = 0,64 \)

Por lo tanto, el coeficiente de fricción entre el bloque y el piso es 0,64.

Espero que te sea de utilidad!

Potential energy of the 2-charge system: According to the question, we have two point charges of values +3.4 µC and +6.6 µC separated by 0.20 m. The potential energy of the two-point charge system is 820.41 J.

The formula for calculating the potential energy of the two-point charge system is given by;

U = (kq1q2)/d,

Where; U = potential energy of the system q1 = value of the first point charge

q2 = value of the second point charge,

k = Coulomb's constant = 8.99 × 10^9 Nm^2/C^2

d = separation distance between the two charges

Plugging in the values, we get;

U = [(8.99 × 10^9 Nm^2/C^2)(3.4 µC)(6.6 µC)]/(0.20 m)

U = 820.41 J (Joules)

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Answer: nuclear energy, fossil energy -- like oil, coal and natural gas -- and renewable sources like wind, solar, geothermal and hydro power

Explanation:

Energy can be in many forms like the ones I stated but the sun is probably the biggest source also and play's a big part.

It's none of the above hope this helps

Weather forecasts are made using barometers. An air pressure gauge, or barometer When the barometer reads "rising," the air pressure is rising; when it reads "falling," the air pressure is lowering.

Barometric pressure, to put it simply, is the measurement of air pressure in the atmosphere, more particularly, the measurement of the weight exerted by air molecules at a certain location on Earth.

barometer, a tool for calculating atmospheric pressure. A barometer may also be used to determine height since air pressure varies with elevation above or below sea level. Mercury and aneroid barometers are the two primary varieties.

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Answer:

This question appear incomplete

Explanation:

This question appear incomplete. However, the significance/functions of the "instruments" mentioned (in the completed question) can be predicted since these "instruments" generally have specialized function.

A thermometer is used to determine the temperature of a substance or an object. The electric heater uses electricity to produce heat (which can be utilized for different purposes). The power supply is used to supply electricity for instruments/appliances that may require electricity to function.

Answer:

The answer is "26.208 km"

Explanation:

Given value:

\(\to S= 2.6 \ \frac{m}{s}\\\\\to t= 2.8 \ hours\)

Formula:

\(d= st\\\\d= 2.6 \times 2.8 \times \frac{60 \times 60}{1000}\\\\d= 26.208\ km\)

The balanced formula is B.

Point scope is one example of a geographic analysis element that falls under the term "spatial scope." All the Options are Correct. i.e., a, b, c, d are Correct.

Any number of attributes regarding a location can be included in spatial data. For instance, this may include a map, images, historical data, or anything else that would be judged important.

Generally speaking, depending on the specific analytic environment, any of the aforementioned might be referred to as spatial scope.  

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Answer:

- أكثر أنواع التربة خصوبة التربة

- الحمراء .

.

ج- السوداء

Answer:

2.9s

Explanation:

When object was dropped from some height, it displacement

h=v_i t+(at^2)/2=(gt^2)/2

So

t=√(2h/g)=√((2×42)/9.8)=2.9 s

Boltzmann's law, named after the Austrian physicist Ludwig Boltzmann, relates the entropy of a system to the number of microstates available to that system.

It is a fundamental concept in statistical mechanics that connects the microscopic behavior of particles to the macroscopic properties of a system.

The law states that the entropy (S) of a system is directly proportional to the natural logarithm of the number of microstates (Ω) accessible to that system at a given energy level. Mathematically, it can be expressed as S = k ln(Ω), where k is Boltzmann's constant.

In simpler terms, Boltzmann's law tells us that as the number of microstates increases, the entropy of the system also increases. Microstates refer to the different ways in which the particles or constituents of a system can be arranged while maintaining the same macroscopic properties. Entropy is a measure of the system's disorder or the degree of randomness.

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Answer:

No, they do not function in the same manner.

Explanation:

I actually don't know why.

The boy can get as close as 1.25 meters from the right end of the beam without it falling over.

What is Torque?

Torque is a measure of the twisting force that causes rotation or angular acceleration of an object. It is often referred to as the moment of force or the turning effect of force. Mathematically, torque is defined as the cross product of the force vector and the lever arm vector, where the lever arm is the perpendicular distance from the point .

To solve this problem, we need to find the point at which the torque due to the boy's weight is equal and opposite to the torque due to the weight of the beam. This will be the point at which the beam is in equilibrium and will not fall over.

First, we can calculate the weight of the beam using the formula:

weight = mass x gravity

where the mass is 44 kg and gravity is 9.8 m/s^2 (acceleration due to gravity)

weight of beam = 44 kg x 9.8 m/s^2 = 431.2 N

Next, we can calculate the torque due to the weight of the beam about the left post. Since the beam is symmetric, this torque will be halfway between the two posts, or 2.6 m from the left post. The torque is given by:

torque = force x distance

torque due to beam = 431.2 N x 2.6 m = 1121.1 Nm

Now, we can consider the torque due to the boy's weight. Let's assume that the boy's weight can be considered as acting at the midpoint of his position on the beam. If he is x meters from the right end of the beam, then his position on the beam is 2.6 + x meters from the left post. The torque due to his weight is then:

torque due to boy = force x distance

torque due to boy = 24 kg x 9.8 m/s^2 x (2.6 + x) m = 235.2 (2.6 + x) Nm

For the beam to be in equilibrium, the torque due to the boy's weight must be equal and opposite to the torque due to the weight of the beam:

235.2 (2.6 + x) = 1121.1

Solving for x, we get:

x = (1121.1 - 235.2 x 2.6) / 235.2 = 1.25 m

Therefore, the boy can get as close as 1.25 meters from the right end of the beam without it falling over.

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Answer:

195 is it current pls tell

Answer:

m = 1.64 kg

Explanation:

Given that,

The work done to lift a body, W = 1,033 J

Height, h = 64 m

We need to find its mass. The work done in lifting the mass is given by :

\(W=mgh\\\\m=\dfrac{W}{gh}\\\\m=\dfrac{1033 }{9.8\times 64}\\\\m=1.64\ kg\)

Hence, the mass of the body is 1.64 kg.

Given data:

* The mass of the shuttle is,

* The acceleration of the shuttle is,

Solution:

According to newton's second law, the lifting force of the shuttle is,

Hence, the lifting force of the shuttle is 6000 kN.

Explanation:

The buoyant force must be greater to float, otherwise it would sink, its like a barrel in water, the more water weight in it the more it sinks, the more air weight the more it rises.

The value of the spring stiffness constant is 1250 N/m.

To determine the value of the spring stiffness constant, we can use Hooke's Law, which states that the force exerted by a spring is directly proportional to the displacement from its equilibrium position.

The equation for Hooke's Law is F = -kx, where F is the force, k is the spring stiffness constant, and x is the displacement.

In this case, the work done to compress the spring is equal to the potential energy stored in the spring, given by W = (1/2)kx^2. We are given that the work done is 3.0 J and the displacement is 0.12 m.

Substituting these values into the equation, we have

3.0 J = (1/2)k(0.12 m)^2.

Solving for k, we get k

= (2 * 3.0 J) / (0.12 m)^2

= 1250 N/m.

Therefore, the value of the spring stiffness constant is 1250 N/m.

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The spring stiffness constant, also known as the spring constant or the force constant, represents the relationship between the force applied to a spring and its displacement. In this case, we can determine the value of the spring stiffness constant using the work done to compress the spring and the distance of compression.

Given that it takes 3.0 J of work to compress the spring a distance of 0.12 m, we can use the formula for work done on a spring: work = (1/2) * k * x^2, where k represents the spring stiffness constant and x is the distance of compression.

Rearranging the formula, we have k = (2 * work) / x^2. Plugging in the values, we get k = (2 * 3.0 J) / (0.12 m)^2.

Calculating further, we find k = 416.67 N/m. This is the value of the spring stiffness constant for the given mass-spring system.

In summary, the main answer to your question is that the value of the spring stiffness constant is 416.67 N/m.

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Answer:

pressure = force ie 500 N divided by area ie 0.05m².

p=f by a

p= 500n divided by 0.05 m²

p= 10,000 pascal

Answer:

721.5 N

Explanation:

F= m X a            F=8.18 kg x 88.2 m/s²    =  721.5 N

not sure if this is correct just guessing

721.5 N

F= m X    F=8.18 kg x 88.2 m/s²    =  721.5 N

To reduce the speed slow down and decelerate a car. 2: to decrease the rate of progress of decelerate growth decelerate soil erosion. intransitive verb. : to move at decreasing speed.

Deceleration is a slowing down: the unexpected deceleration of your car might mean that you've run out of gas. Use the noun deceleration when you talk about a gradual decrease in speed.

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Answer:

Convergent boundaries. When two plates collide and one is pushed over the other, forming a mountain.

Answer:

A

Explanation:

Electromagnet: It is a temporary magnet. It consists of wrapping coils around iron core and the power source. When the current passes through the coils around the iron core then it will get magnetized. The domains of the electromagnet gets aligned.

As long as the current passes through it, it will get magnetized. It will loose its magnetism easily when the power is switched off.

In the electromagnet, the strength of the magnetism can be increased or decreased. The poles of the electromagnet are not fixed.