WH
Two forces are applied to a 3.0kg block on a
frictionless horizontal surface, as shown in the
diagram below
F1=25N
F2=ION
The apoeleration of the block 15
5.0 m/s2 to the left
2.0 m/s2 to the right
O 5.0 m/s2 to the left
6.0 m/s2 to the right​

Answer:

V = 0.06255 Volts

Explanation:

Given the following data;

Capacitance = 4.03 * 10^{-5} F

Energy = 5.15 * 10^{-3} J

To find the voltage across the capacitor;

Mathematically, the energy stored in a capacitor is given by the formula;

E = ½cv²

Where;

C is the capacitor

E is the energy stored

v is the voltage.

Substituting into the formula, we have;

5.15 * 10^{-3} = ½ * 4.03 * 10^{-5} * v²

0.00515 = 0.00002015 * v²

V² = 0.00002015/0.00515

V² = 0.003912

Taking the square root of both sides, we have;

V = √0.003912

V = 0.06255 Volts

Answer:

16 V

Explanation:

someone said 16 V in the comments and it is the correct answer for acellus.

A planes average speed between two cities is 610 km/hr. If the trip takes 2. 25 hrs, then the distance covered by a plane is  1372.5 kilometers.

To calculate the distance the plane flies, we can use the formula:

Distance = Speed × Time

Given that the average speed of the plane is 610 km/hr and the trip takes 2.25 hours, we can substitute these values into the formula to find the distance.

Distance = 610 km/hr × 2.25 hrs

To multiply these values, we need to align the units correctly. By canceling out "hrs" in the numerator and denominator, we get:

Distance = 610 km × 2.25

Multiplying 610 km by 2.25 gives us:

Distance = 1372.5 km

Therefore, the plane flies a distance of 1372.5 kilometers.

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Given that a plane's average speed between two cities is 610 km/hr and the trip takes 2.25 hrs. We are to find the distance covered by the plane The plane flies 1372.5 km

Let's find the solution to this problem .The formula for distance, speed and time isd

= s * there,

d = distance covered by the planes

= speed t

= time taken

Substituting the given values, we have610 × 2.25 = 1372.5 km

Hence, the plane flies 1372.5 km.

Given that a plane's average speed between two cities is 610 km/hr and the trip takes 2.25 hrs. We are to find the distance covered by the plane

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Answer:If you mean how much heat it can transfer as a thermal mass - in order to move heat from one place to another:

Typically the relationships are given by specific heat capacity (at different temperatures) and latent heats, plus the end-point temperatures to determine which of these conversion factors are relevant.

If time comes into it, you are looking at including shape and thermal conductivity at the minimum, so you really would need to be more specific

Explanation:

The characteristics of electrostatics we can find the results for the attraction of the charge by a metal plate are:

        a) The plate has no initial charge.

        b) The plate has an initial charge.

Electrostatics studies the forces between charged particles, finding that charges of the same sign repel and charges of the opposite sign attract.

Materials can be classified according to their charges mobility into two types:

a) Indicate that we bring a charge close to a metal plate and it is attracted.

   Because the plate is metallic, it has mobile charges.

The charge repels the charges of the same sign that are in the vicinity of it and there is a plate a excess of the opposite sign charges, therefore the plate attracts the charge, when removing the charge the plate remains neutral.

Therefore, for the plate to be attracted, it does not necessarily have to be charged.

b) Indicates that the charge is repelled to the metal plate.

This implies that there are excess charges on the plate of the same sign as the charge on the sphere.

When the sphere approaches, it repels charge of the same sign, therefore the charge plate decreases, but for there to be repulsion force the plate must be initially charged.

In conclusion, using the characteristics of electrostatics we can find the results for the attraction of the charge by a metal plate are:

     a) The plate has no initial charge.

     b) The plate has an initial charge.

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The magnitude of the electric field at the midpoint between the two charged rings is zero.

The magnitude of the electric field at the midpoint between two charged rings can be calculated using the principle of superposition.

The electric field at the midpoint will be the sum of the electric fields produced by each ring individually. Since the charges on the rings are equal in magnitude and opposite in sign, the electric fields produced by each ring will have the same magnitude but point in opposite directions.

The electric field produced by a uniformly charged ring at a point on its axis can be calculated using the formula:

\(E = (k * Q * x) / (2 * π * ε * R^2 * (R^2 + x^2)^(3/2))\)

Where:

E is the electric field

k is Coulomb's constant\((8.99 x 10^9 N m^2/C^2)\)

Q is the charge on the ring

x is the distance from the center of the ring to the point on its axis

ε is the permittivity of free space \((8.85 x 10^-12 C^2/N m^2)\)

R is the radius of the ring

Since the rings have the same charge and are equidistant from the midpoint, the electric fields produced by each ring will cancel each other out, resulting in a net electric field of zero at the midpoint. Therefore, the magnitude of the electric field at the midpoint between the two charged rings is zero.

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Answer:

Q...Compare and contrast the health benefits and the amount of physical or mental energy needed between active leisure activities and passive leisure activities.

A..Some active leisure activities, such as yoga and running, require a great deal of physical energy, while other activities, like playing chess, require a substantial amount of mental energy. Passive leisure activities, such as watching TV or going to the movies, require little to no physical or mental energy. Because of the exertion of physical or mental energy, active leisure activities have more health benefits than passive leisure activities.xplanation:

B. Surface. The term "surface" describes the element that surrounds form. In the context of design and visual arts, form refers to the three-dimensional shape or structure of an object.

It has volume, mass, and occupies space. The surface of an object is the outermost layer or boundary that encloses the form.

While all the options listed are relevant elements in design and visual arts, the term "surface" specifically relates to the outer covering or boundary of an object. It defines the texture, color, pattern, and other visual or tactile characteristics of the object's outer layer.

A. Space refers to the area or volume within or around objects.

C. Pattern relates to the repetition or arrangement of visual elements.

D. Shape refers to the two-dimensional outline or contour of an object.

Therefore, the most appropriate answer is B. Surface.

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Answer:

Explanation:i s an oscillating circuit consisting of a resistor, capacitor, and inductor connected in series. ... The voltage in the capacitor eventually causes the current flow to stop and then flow in the opposite direction. The result is an oscillation, or resonance.

The temperature change produced when 0.35 kg of water is heated using 9600 J is 6.34 °C.

What is Specific Heat Capacity?

Specific heat capacity is the amount of heat energy required to raise the temperature of one unit of mass of a substance by one degree Celsius (or one Kelvin). It is a measure of the substance's ability to store heat energy. The specific heat capacity is a physical property of the substance and is usually denoted by the symbol c.

The amount of heat required to raise the temperature of a substance is given by the formula:

Q = mcΔT

where Q is the amount of heat energy transferred, m is the mass of the substance, c is the specific heat capacity of the substance, and ΔT is the change in temperature.

In this problem, we are given:

m = 0.35 kg (mass of water)

c = 4200 J/kg/°C (specific heat capacity of water)

Q = 9600 J (amount of heat energy transferred)

We can rearrange the formula to solve for ΔT:

ΔT = Q/(mc)

Substituting the given values, we get:

ΔT = (9600 J) / (0.35 kg x 4200 J/kg/°C)

ΔT = 6.34 °C

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Braking studies have shown that a tractor-trailer traveling at 55 mph needs two times the distance to stop as an automobile.

There are four parts that make up a vehicle's overall stopping distance i.e., Vehicle reaction time and distance, human perception time and distance, human reaction time and distance Vehicle Braking Distance and Time

The maximum distance your car will travel while braking under perfect circumstances. It may require 216 feet at 55 mph on dry pavement with decent brakes. The brakes must use more force to stop a bigger car, which increases heat absorption. On the other hand, large vehicles' brakes, tires, springs, and shock absorbers are made to function optimally when fully loaded. Trucks that are empty need longer stopping distances because they have less traction. It can lock up and bounce, providing substantially worse braking.

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Answer:

100m/s

Explanation:

velocity = displacement/time

The average velocity of the race car around the circular track in the given time is 62.8m/s.

Hence, option D) None of the above is the correct.

Average velocity is simply the displacement of a particle or object over time. It is the rate of change of position of an object with respect to time.

It is expressed as;

Velocity = displacement / time

It can also be expressed as;

Velocity = circumference / time = 2πr / t

Given the data in the question;

To determine the average velocity, we substitute our values into the expression above.

V = 2πr / t

V = ( 2 × 3.14 × 500m ) / 50s

V = 3140m / 50s

V = 62.8m/s

The average velocity of the race car around the circular track in the given time is 62.8m/s.

Hence, option D) None of the above is the correct.

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The molar mass of nickel (I) chromate is 234 grams per mole.

To determine the molar mass of nickel (I) chromate, we need to first determine the chemical formula of the compound.

Nickel (I) has a +1 oxidation state, while chromate has a -2 charge. Therefore, the chemical formula of nickel (I) chromate is Ni2CrO4.

To calculate the molar mass of Ni2CrO4, we need to find the atomic masses of nickel, chromium, and oxygen, and multiply them by their respective subscripts in the chemical formula. Rounding to the nearest whole number, we get:

Ni: 2 x 59 = 118

Cr: 1 x 52 = 52

O: 4 x 16 = 64

Molar mass of Ni2CrO4 = 118 + 52 + 64 = 234 grams per mole.

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Answer:

to go 20 m/s means that the body travels 20 metres of distance in each second.

Hope it will help :)

Option (B) is the correct answer.

The net force on the bookshelf is 32.1 N.

The force produced by two surfaces coming into contact and sliding against one another is referred to as frictional force. The following variables impact the frictional force: The surface texture and the amount of force pressing them together have the most effects on these forces.

Frictional force = 2.9 N

Horizontal force applied on the bookshelf = 35 N

Net force = Horizontal force - frictional force

Net force = (35 - 2.9)  N = 32.1 N

Therefore, net force acting on the bookshelf is 32.1 N .

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Answer:

See image

Explanation:

Plato

Answer: acceleration

Explanation:

This is Newton's 2nd Law, F = ma.  If the mass of an object does not change, a constant net force on the object produces constant acceleration, in the direction of the net force.

Electrophilic aromatic substitution and nucleophilic aromatic substitution are two important types of reactions that occur on an aromatic ring. Both these types of reactions involve the substitution of one group on the ring with another group.

In an electrophilic aromatic substitution reaction, an electrophile (a species that loves electrons) is introduced on the ring, which then reacts with the aromatic ring to replace one of the existing groups. This reaction is called electrophilic aromatic substitution because the electrophile is attacking the ring from outside and is thus substituting another group with itself.

In a nucleophilic aromatic substitution reaction, a nucleophile (a species that loves positive charges) is introduced on the ring, which then reacts with the aromatic ring to replace one of the existing groups. This reaction is called nucleophilic aromatic substitution because the nucleophile is attacking the ring from inside, and is thus substituting another group with itself.

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Answer:

3

Explanation:

let the number be x

perform and forming expression

12 is added

=12 + x

4 is multiplied to expression

= 4 (12 + x)

result is 60

equating

4(12 + x) = 60

48 + 4x=60

4x = 60-48

4x = 12

x= 12/4

x= 3

Potential and kinetic energy are at play when we talk about Newton's second law of motion through the various positions in relation to the bodies involved.

This law states that force is equal to the rate of change of momentum and is denoted as F = mv where m is mass and v is velocity.

Potential energy is the energy is possessed by a body by virtue of its position while kinetic energy is possessed by a body by virtue of its motion. Both forms of energy are influenced by forces and are equal to the total momentum.

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The uterus lining is rebuilt by the end of the menstrual period. The rebuilding of the uterus lining starts after menstruation and the lining is typically completely rebuilt by day 14 of the menstrual cycle, which is when ovulation occurs and the uterus is preparing to potentially receive a fertilized egg.

The endometrium is the inner lining of the uterus, and it thickens every month to prepare for pregnancy. After menstruation, the endometrium grows and thickens to prepare for the implantation of a fertilized egg. The cells in the lining multiply and enlarge, and the glands in the lining begin to secrete mucus and other substances that help support the fertilized egg and promote its growth.

The rebuilding of the endometrium usually takes about two weeks after menstruation. This process is closely regulated by hormones such as estrogen and progesterone, which are produced by the ovaries and other parts of the body. These hormones help control the growth and development of the endometrium and other reproductive tissues.

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Increasing the Kelvin temperature of the gas causes both the volume of the gas and the average kinetic energy of its molecules to increase.

The internal energy, which results from the molecular state of motion of matter, is an energy form that exists in every system. The internal energy is denoted by the letter U, and the measurement unit is the joule (J).

Rising temperature and changes in state or phase from solid to liquid and liquid to gas cause a rise in internal energy.

Hence, by increasing temperature, the average kinetic energy of its molecules increases.

Again from Charles's law on increasing temperature, volume of the ideal gas increases.

Hence, option (C) is correct.

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Answer:

Fluid, such as a drug or blood, is drawn up through a hollow needle into the main tube when the plunger handle is pulled back. As long as the needle tip remains in the fluid while the plunger handle is pulled, air will not enter.

I hope it's helpful!

Solution:

Answer:

The weight of the 2 Kg object on the surface of the Earth is 19.6 N and this force acting vertically downwards.

Hope you could understand.

If you have any query, feel free to ask.

Answer:

Expansion- the action of becoming larger or more extensive. Density-he degree of compactness of a substance. Gravity-Sturdy with triple wall structure, these gravity convection ovens carry accurate temperature uniformity as well as air distribution similar to many forced air ovens. Units are well suited for a diversity of drying, baking as well as curing applications

Explanation:

Answer:

EXPANSION :- The expansion of the universe is the increase in distance between any two given gravitationally unbound parts of the observale universe with time.

DENISTY :- Mass of a unit volume of a material substance.

GRAVITY :- Is also called the gravitational force, the universal force of attraction acting between all matter.

Answer:

002 bc eause iy is

Ansewer

A

Explanation:

Answer : B

Explanation: Right answer trust me!

Answer:

Its true

Explanation:

Antireflection coatings are designed to reduce the amount of light reflected by a glass surface, which can cause unwanted glare or reflections. These coatings are typically made of thin layers of materials with varying refractive indices, which work together to minimize the amount of light that is reflected.

When an antireflection coating is applied to a glass surface, it works by interfering with the reflection of light at the boundary between the coating and the glass. In order to do this effectively, the refractive index of the coating needs to be carefully matched to that of the glass.

However, if the refractive index of the coating is significantly lower than that of the glass, it allows for a thinner coating to achieve the same level of antireflection performance. This is because a lower refractive index means that the coating is less effective at reflecting light, so a thinner layer can still achieve the desired result.

In other words, the lower refractive index of the coating means that it doesn't need to be as thick in order to effectively reduce reflections, which can make it easier and more cost-effective to apply to glass surfaces.

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Answer:

C. 16 grams

Explanation:

0   0=2.7x0   256=256÷1

1    2.7=2.7x1   128=256÷2

2   5.4=2.7x2   64=128÷2

3   8.1=2.7x3   32=64÷2

4   10.8=2.7x4   ???=32÷2

Answer:

A. quart

B. gram

C. Meter

Explanation:

Answer:

A. meter

B. liter

C. pound

Explanation: First kid is not right at all i am