a lab technician has six identical lamps and two identical power sources and uses them to build two circuits, one in series and one in parallel. what can be stated about the electrical resistance for each circuit?

The particle is approximately 6.25 meters away from the origin when it reaches its maximum y coordinate.

We know that the particle starts at the origin with an initial velocity of 5.0 m/s in the positive y direction. The acceleration of the particle is given by a = 3.0i - 2.0j m/s².

Since the acceleration has no component in the x-direction (i.e., ax = 3.0 m/s²), the particle's motion in the x-direction is uniform. Therefore, the x-coordinate of the particle remains constant throughout its motion.

To determine the time at which the particle reaches its maximum y coordinate, we need to find the time when the particle's velocity in the y-direction becomes zero. Using the kinematic equation: v = u + at]

where v is the final velocity, u is the initial velocity, a is the acceleration, and t is the time, we can solve for t:

0 = 5.0 m/s + (-2.0 m/s²)t

-5.0 m/s = -2.0 m/s²t

t = 2.5 s

Therefore, it takes 2.5 seconds for the particle to reach its maximum y coordinate. Now, we can find the maximum y-coordinate using the equation: y = ut + (1/2)at²

y = (5.0 m/s)(2.5 s) + (1/2)(-2.0 m/s²)(2.5 s)²

y = 12.5 m - 6.25 m

y = 6.25 m

The maximum y-coordinate reached by the particle is 6.25 m. To find the distance of the particle from the origin, we can use the Pythagorean theorem, as the x-coordinate remains constant:

distance = √((x² + y²))

distance = √((0² + 6.25²))

distance ≈ 6.25 m

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Answer: mmm... If you mean most like Basketball it's net ball but i don't know much about Basket ball teams

Explanation:

Answer:Hydrogen fusion in a shell outside the core generates enough thermal pressure to push the upper layers outward.

Explanation:

The charge is not different upon its exit versus its entry into the lightbulb because charge is conserved.

What is electrical charge?

Electrical charge, q is defined as the property of a matter which is carried by come of the elemental particles of matter which determined how it will be affected when placed in an electromagnetic field.

The unit of electrical charge is coulombs, C.

Th elementary particles of matter and their respective charges are:

protons: positive charge

electrons : negative charge

neutrons: no charge

According to a basic law of electricity, electrical charge is conserved. Therefore, the quantity of charge that enters the lightbulbs is equal to the quantity of charge that leaves the lightbulbs.

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Answer:

34 km

Explanation:

The dogs weight is 6+22= 28

then add 6 to 28 for the total weight of the dog and cat, 34.

6+22=28

28+6=34

Sound moves through air at a 343 m/s rate. A sound with such a 500-Hz frequency Hz and a length of 6.4 m is observed in an experiment.

A large study is an observational one, just like a bridge one. So once more, researchers respect our subjects' privacy. In contrast, researchers have observed the same subjects repeatedly during in the course of a longitudinal study, which can run for years at a time.

A longitudinal study is an observation one, just like a pass one. So once more, scientists respect their subjects' confidentiality. In contrast, researchers observe the same subjects repeatedly over the course of a large study, which can run for years at a time.

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The acceleration of the block is 6.4 m/s².

To calculate the acceleration of the block, we need to consider the forces acting on it.

The applied force is 40 N, and since it is the only horizontal force in the direction of motion, it is the net force acting on the block.

The frictional force opposing the motion is 8 N.

The acceleration, we can use Newton's second law, which states that the net force acting on an object is equal to its mass multiplied by its acceleration (F = ma).

The net force is the difference between the applied force and the frictional force:

40 N - 8 N = 32 N.

Now, we can plug the values into Newton's second law:

32 N = 5 kg × a.

Solving for the acceleration (a), we get

a = 32 N / 5 kg

a = 6.4 m/s².

Therefore, the acceleration of the block is 6.4 m/s².

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Even if the mass is doubled, the time period will remain the same as 1.4 seconds.

The period of a simple pendulum is determined by the length of the pendulum and the acceleration due to gravity, and it is independent of the mass of the pendulum. The period is given by the formula T = 2π√(L/g), where T is the period, L is the length of the pendulum, and g is the acceleration due to gravity.

In this case, the given pendulum has a length of 0.50 meters, an angle of displacement of 12 degrees, and a period of 1.4 seconds. Using the formula for the period, we can solve for the acceleration due to gravity. Rearranging the formula, we get g = (4π²L) / T². Substituting the given values, we find g = (4π² * 0.50) / (1.4)² ≈ 9.64 m/s².

Now, if we double the mass of the pendulum, it will not affect the period. The period of a simple pendulum depends only on the length and the acceleration due to gravity, not on the mass. Therefore, even if the mass is doubled, the period will remain the same as 1.4 seconds.

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Answer:

The doctors could see if her cells are getting the molecules they need from food and air

Explanation:

The doctors could see if her cells are getting the molecules they need from food and air. Doing so allows the doctors a general overview of how well her body's biological systems are performing since the basic necessities of the human system are food and oxygen. Therefore if the body is receiving both food and oxygen properly and distributing it properly and efficiently as well without any problems then the most likely outcome is that she is healthy enough to perform her tasks in the submarine under more pressure.

Answer:

The doctors could see if her cells are getting the molecules they need from food and air

Explanation:

The Potential energy is equal to zero when the skater reaches the bottom of the ramp.

The kinetic energy of an object is the energy possessed by the object due to its motion.

Mathematically, the formula for kinetic energy is given as;

K.E = ¹/₂mv²

where;

Based on the law of conservation of energy, the potential energy of the skier is maximum at the maximum height and this potential energy is converted into kinetic energy and eventually becomes zero at the bottom of the ramp.

Thus, the correct explanation is Potential energy is equal to zero when the skater reaches the bottom of the ramp.

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Answer:

i.e. velocity of boy is 2.82 m/s towards west

Explanation:

Given

mass of boy m_b=70.9\ kgm

b

=70.9 kg

mass of girl m_g=43.2\ kgm

g

=43.2 kg

speed of girl after push v_g=4.64\ m/sv

g

=4.64 m/s

Suppose speed of boy after push is v_bv

b

initially momentum of system is zero so final momentum is also zero because momentum is conserved

P_i=P=fP

i

=P=f

0=m_b\cdot v_b+m_g\cdot v_g0=m

b

⋅v

b

+m

g

⋅v

g

v_b=-\frac{m_g}{m_b}\times v_gv

b

=−

m

b

m

g

×v

g

v_b=-\frac{43.2}{70.9}\times 4.64v

b

=−

70.9

43.2

×4.64

v_b=-2.82\ m/sv

b

=−2.82 m/s

i.e. velocity of boy is 2.82 m/s towards west

Answer:

Friction creates warmth

Each bulb in a straightforward parallel circuit receives the entire battery voltage. Since the overall resistance of the circuit decreases as more bulbs are connected in parallel, the current strength should rise.

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The chemical caffeine stimulates (increases activity in) your nerve system and brain. The structure of caffeine is shown in the image below:

On every nitrogen atom, there is a lone pair. There are five valence electrons on each nitrogen atom. Only three are used for bonding, leaving the other pairs to exist alone.

Each of the two oxygen atoms that are double-bonded additionally has two lone pairs. There are six valence electrons on each oxygen atom. The remaining four electrons are found in lone pairs since only two are required for bonding.

The hybridization of the atoms in the indicated region will then be determined.

We shall first determine whether the carbon atom has hybridized with the double-bonded oxygen atom. There are no lone pairs between the three atoms this carbon atom is linked to. Consequently, its hybridization is \(sp^2\).

The hybridization of the nitrogen atom will follow. This nitrogen atom is joined to two more atoms by a pair of non-bonded electrons. Thus, hybridization becomes \(sp^2\).

Finally, there are no lone pairs on the second carbon atom, which is connected to three other atoms. Because of this, its hybridization is \(sp^2\).

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The acceleration of the car during the 10th to 17th second interval is calculated using the equation a=(v2-v1)/t, where a is the acceleration, v1 is the initial velocity, v2 is the final velocity, and t is the time interval.the acceleration of the car during this interval is  6.14km/h2/s.the instantaneous acceleration is  6.14km/h2/s.

In this case, v1=29km/h, v2=47km/h, and t=7 seconds. Thus, the acceleration of the car during this interval is a = (47-29)/7 = 6.14km/h2/s.

The instantaneous acceleration of the car at both the initial and final velocities can be calculated using the equation a=dv/dt, where a is the acceleration, dv is the change in velocity, and dt is the change in time.

For the initial velocity of 29km/h, the instantaneous acceleration is a = dv/dt = 0km/h/s. For the final velocity of 47km/h, the instantaneous acceleration is a = dv/dt = 6.14km/h2/s.

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The pilot should look to the right side of the aircraft. In aviation, the term "3 o'clock" refers to a clock face analogy where the nose of the aircraft is at noon.

Therefore, when the ATC radar facility advises "TRAFFIC 3 O'CLOCK," it means that the traffic is located on the right side of the aircraft. Additionally, the advisory states that the traffic is "2 miles, westbound," indicating that the traffic is moving in a westward direction from the pilot's perspective. Therefore, the pilot should look to the right side of the aircraft and scan the airspace for traffic, keeping in mind the specified distance and direction. The clock face analogy is a common method used in aviation to describe the position of aircraft or objects relative to the nose of an aircraft. In this analogy, the nose of the aircraft is considered the 12 o'clock position, and the rest of the directions are determined accordingly.

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An e-contract, must meet the same basic requirements (agreement, consideration, contractual capacity, and legality) as a paper contract.

In today's digital age, e-contracts have become increasingly common and serve as legally binding agreements between parties. Like traditional paper contracts, e-contracts require mutual agreement, where both parties express their intent to be bound by the terms of the contract. Consideration, or the exchange of something of value, must be present for the contract to be valid. Additionally, the parties entering into the e-contract must have the contractual capacity, meaning they are of legal age and mentally competent to understand the terms and obligations involved. Lastly, the e-contract must comply with the laws and regulations governing contracts, ensuring that the agreement's subject matter and purpose are lawful. Therefore, e-contracts are subject to the same basic requirements as paper contracts, providing a legally enforceable framework for online transactions.

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Answer:

The final solution is 38 g.

Explanation:

(2.4 (g / mL)) x 15.82 mL

= 37.96800 grams

When rounded, we get 38, so 38 g is the final solution.

Answer:

38 g is the answer

Answer:

Here u go

Explanation:

Mass of air in the room m= volume of room×density of air

=(5m×4m×3m)(1.20kgm3)=72kg

Weight of air, W=mg=(72kg)(9.8ms2)=706N.

Answer:

person above is correct, i did the work and got the smae answer

Answer:

So, that if you put 100 mL of 30 degree water in a beaker, you could add up to 220 grams of sugar and it would eventually dissolve. In other words, that mass of sugar should dissolve in 100 mL of water to make a solution that is just saturated.

The solubility of sugar is 30° C at 220. This means 220g of sugar is dissolved in 100g of solvent to make the saturated solution at 30° C. Solutions.

Most frequently, the solubility is represented in terms of mass per volume of water. Solubilities are frequently stated as g/100 mL, g/100 g, or g/L of water.

The ratio you provided is probably 1 g of sugar to 100 mL of water. In other words, if you put 100 mL of water at 30 degrees in a beaker, you could add up to 220 grams of sugar, and it would finally dissolve.

To generate a solution that is just saturated, the mass of sugar should dissolve in 100 mL of water.

Therefore, at 220 degrees, sugar dissolves at 30 degrees. This indicates that to create the saturated solution at 30° C, 220g of sugar must be dissolved in 100g of solvent.

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Answer:

Soil erosion by water occurs when bare-sloped soil surface is exposed to rainfall, and the rainfall intensity exceeds the rate of soil intake, or infiltration rate, leading to soil-surface runoff.

Explanation:

Surface cover and runoff. Surface cover is a major factor to control erosion because it reduces the impact of raindrops falling on bare soils and wind removing soil particles. It also reduces the speed of water flowing over the land. Erosion risk is significantly reduced when there is more than 30% soil cover.

Answer:

by natural process of flood

by blasting of dam

increasing the water level

Answer:

please let me know when you find it

Explanation:

i have the same question and cant find it

Answer:

It’s 5m/s^2

Explanation:

When a nucleus of 235u undergoes fission, it breaks into two smaller, more tightly bound fragments. The binding energy per nucleon for 235-U is 7.6 MeV and 137-Cs is 8.39 MeV

In experimental physics, nuclear binding energy is the minimal amount of energy needed to separate an atom's nucleus into its component protons and neutrons, also known as nucleons.

The following equation provides the binding energy of a nucleus:

BE = Δmc² in which;

BE is Energy bound

Mass defect is m.

c is the speed of light or 931.49 MeV/u

For 235U:

A = 235

Δm = 1.9150664

BE is equal to 1.9150664 x 931.49 MeV/u.

BE = 1783.8648 MeV

The formula  of the nucleon's binding energy is BE/A

BE/A = 235 x 1738.648 MeV

BE/A = 7.6 MeV

The binding energy for 137-Cs will be:

Mass defect m = 1.23383 unit

BE=1.123383 u x 31.49 MeV/u = 1149.3003 MeV

Additionally, the binding energy per nucleon, BE/A, is as follows:

A = 137 in the case of 137-Cs;

BE/A = 137 x 1149.3003 MeV

BE/A = 8.39 MeV

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Answer:

i would say the third one

Explanation:

may i be brainliest?

The correct choice is (D) nλ; where n is the quantum number and λ is the de Broglie wavelength of the electron in the n orbital.

In the Bohr model of the hydrogen atom, electrons orbit the nucleus at certain energy levels or orbitals. The b wavelength (λ) of an electron is related to its energy and can be expressed as:

λ = h/p,

where h is the Planck constant and p is the energy of the electron.

The energy of the electron in the nth orbit can be calculated by the Bohr formula:

p = n * h / (2πr),

where n is the quantum number representing the energy level of the orbital, h is the Planck constant, r is the radius of the nth trace .

To find the circumference of the orbit, we must multiply the de Broglie wavelength by the number of wavelengths that match the circumference of the orbit. Since the circle is equal to 2πr, the appropriate wavelength number is given as:

circle / λ = 2πr / λ.

Converting the expression λ to power, we get:

/ (h / p) = 2πr / (h / p).

simplified expression:

perimeter = 2πr * p / h. Replace the p expression in the

Bohr model formula:

Circumference = 2πr * (n * h / (2πr)) / h.

Further simplification:

perimeter = n * r.

Therefore, the circumference of the nth orbit is proportional to the radius of the orbit given by the equation:

circumference = n * r.

Therefore, the correct choice is D) nλ; where n is the quantum number and λ is the de Broglie wavelength of the electron in the n orbital.(option-D)

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Answer:

70 000 kg•m/s

Explanation:

You can find the momentum multiplying the velocity by the mass:

Momentum = 2000 • 35

Momentum = 70 000

A- The maximum displacement is 1/6 inches.

b) The frequency is 6 cycles per second.

c) The time required for one cycle is 1/6 second.

A- ) Calculation of Maximum Displacement:

the given equation is: d = (1/6)sin(6t)

The coefficient of sin(6t) represents the amplitude, which is the maximum displacement.

b) Calculation of Frequency:

The coefficient inside the argument of the sine function, in this case, is 6t, which represents the angular frequency (ω) of the motion.

The frequency (f) is given by the formula f = ω / (2π).

Substituting the value of ω = 6 into the formula, we have:

f = 6 / (2π)

Simplifying further:

f = 3 / π = 6

c) Calculation of Time for One Cycle:

The time required for one complete cycle is known as the period (T), which is the reciprocal of the frequency.

The frequency is 6 cycles per second, the period is:

T = 1 / 6

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