Mai has a bank account balance of $125. she wants to purchase a bicycle for $150. if she purchases the bicycle with no additional expenses, how much will mai have in her bank account?

The omnidirectional pick-up pattern is best for picking up sound equally from all directions. an omnidirectional pick-up pattern is a versatile option that can be useful in a variety of recording scenarios.

An omnidirectional microphone is designed to capture sound from all directions, providing an even and balanced response across the entire frequency range. This makes it a great choice for recording group discussions, ambient sounds, or any situation where you want to capture the overall sound of a space. Additionally, an omnidirectional pick-up pattern can reduce the need for precise microphone placement, which can be helpful in certain recording situations.

Omnidirectional microphones are designed to capture sound from all directions, making them ideal for situations where you want to record sound from multiple sources or in a 360-degree environment. This pattern is suitable for conference calls, interviews, and field recordings where the goal is to capture the entire sound atmosphere.

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second equation of motion

s = ut + 1/2at^2

s is the distance travelled time t

u is the initial velocity

t is the time

a is the acceleration of the body in motion

u is 0

s = 1/2 * -9.8 * (1.55)^2

s = -11.77 m

Answer:

1.98 kg/m

Explanation:

5.94 divided by 3.00

Answer:

400 meters

Explanation:

using the equation:

Hopefully this helps.

Explanation:

sduhgg DJ j st jJjph h zo jojhljfdkfdpgpzpppap

Constantine's decision to move the capital of the Roman Empire to Byzantium had significant implications for Roman culture and law. His embrace of Christianity, reorganization of the government, and construction of new buildings and monuments all helped to shape the culture and law of the Roman Empire in significant ways.

One of the most significant ways in which Constantine changed Roman culture and law was through his embrace of Christianity. Although he was not the first Roman Emperor to convert to Christianity, his conversion was significant because it marked a turning point in Roman history. Prior to Constantine, Christianity was a persecuted religion in the Roman Empire, but after his conversion, it became the dominant religion in the Empire. This had significant implications for Roman culture and law, as Christian morality and values began to shape the laws and customs of the Empire.

Another way in which Constantine changed Roman culture and law was through his reorganization of the government. He created a new system of administration that was designed to be more efficient and effective than the old system. This new system was based on a hierarchy of officials who were responsible for specific regions of the Empire. This new system helped to streamline the administration of the Empire and made it easier for Constantine to govern from his new capital in Byzantium.

Finally, Constantine also changed Roman culture and law through his construction of new buildings and monuments in Constantinople. He built several new churches, including the famous Hagia Sophia, which became one of the most important religious buildings in the world.

In conclusion, Constantine's decision to move the capital of the Roman Empire to Byzantium had significant implications for Roman culture and law. His embrace of Christianity, reorganization of the government, and construction of new buildings and monuments all helped to shape the culture and law of the Roman Empire in significant ways.

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cause there's no gravity therefore they appear weightless

We are given:

Radius of Venus=  6 * 10⁶ m

Height above the planet's ground = 9.4 * 10⁶ m

Mass of Venus = 4.867 * 10²⁴ kg

Finding the Gravitational Field:

We first need to calculate the distance between the center of masses

Distance between center of masses:

Since the point is above the surface of Venus, the radius of Venus and the height will add

Distance between the center of masses = 9.4*10⁶ + 6 * 10⁶

Distance (r) = 15.4 * 10⁶ m

Now back to Gravitational field!

We know the formula for Gravitational Field:

g = GM / r² [where g is the gravitational field, M is the mass of the planet, r is the distance between the center of masses and G is the gravitational constant]

plugging the known values in the formula:

g = (6.67 * 10⁻¹¹ * 4.867 * 10²⁴) / (15.4*10⁶)²       [G = 6.67*10⁻¹¹ Nm²/kg²]

g = (32.46 * 10¹³) / (237 * 10¹²)

g = (32.46 * 10¹³) / (23.7 * 10¹³)

g = 32.46/23.7                                                   [the 10¹³ got cancelled out]

g = 1.367 N/kg² (or m/s²)

For a human jumper to reach a height of 110 cm, the person will need to leave the ground at a speed of 4.65 m/s.  

We can calculate the initial speed to reach 110 cm of height with the following equation:

\( v_{f}^{2} = v_{i}^{2} - 2gh \)

Where:

\( v_{f}\): is the final speed = 0 (at the maximum height of 110 cm)

\( v_{i}\): is the initial speed =?

g: is the acceleration due to gravity = 9.81 m/s²

h: is the height = 110 cm = 1.10 m

Hence, the initial velocity is:

\( v_{i} = \sqrt{v_{f}^{2} + 2gh} = \sqrt{2*9.81 m/s^{2}*1.10 m} = 4.65 m/s \)

Therefore, the initial speed that the person must have to reach 110 cm is 4.65 m/s.

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Everything in the universe is made up of matter or energy. Some ways that we have used energy today are turning on a light switch, using a microwave, driving a car, charging a phone.

Some examples of how energy is transformed in common everyday objects.

Turning on a light switch: When you turn on a light switch, you are completing an electrical circuit that allows electrons to flow through a wire and into a light bulb. The electrical energy is then transformed into light energy, which allows you to see.

Using a microwave: When you use a microwave to heat up food, the microwave emits electromagnetic radiation, which causes the water molecules in the food to vibrate and generate heat. The electrical energy from the microwave is transformed into thermal energy, which heats up your food.

Driving a car: When you start a car engine, the battery supplies electrical energy to the starter motor, which turns the engine. The chemical energy in the fuel is then transformed into thermal energy, which expands the gases in the engine and moves the pistons, which ultimately turns the wheels and propels the car forward.

Charging a phone: When you plug your phone into a charger, the electrical energy from the outlet is transformed into chemical energy, which is stored in the battery. The chemical energy is then transformed back into electrical energy when you use your phone.

These are just a few examples of how energy can be transformed in everyday objects.

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The speed of the skier at the bottom of the slope is 15.1 m/s.

The speed of the skier at the bottom of the slope is calculated by applying the principle of conservation of energy.

Kinetic energy at bottom = percentage of potential energy converted into kinetic energy.

K.E = 20%P.E

K.E = 0.2P.E

¹/₂mv² = 0.2 mgh

¹/₂v² = 0.2gh

v² = 2 (0.2gh)

v = √2(0.2gh)

where;

sin (6.4) = h /L

h = L x sin(6.4)

h = 500m x sin (6.4)

h = 58.28 m

v =  √2(0.2 x 9.8 x 58.28 )

v = 15.1 m/s

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The dryness fraction is 0.96. Using steam tables the enthalpies at points 2, 3, and 4 can be calculated as 2936.4 kJ/kg, 2892.3 kJ/kg, and 1039.2 kJ/kg, respectively. The value of q is found to be 1438.3 kJ/kg.

a) 0.2, b) 2687 kJ/kg, c) 0.16 kJ/kg.K, d) 32%, e) 2549.52 kJ/kgPart (a): The steam is superheated at 300°C and 3 MPa, using steam tables it can be seen that the dryness fraction is 0.96.Part (b): This can be calculated using the formula shown below. The net work done by the turbine is given as follows: Net work = m (h1 - h2) + m (h3 - h4) Where m is the mass of the steam entering the turbine and h1, h2, h3, and h4 are the enthalpies at the different points in the cycle.h1 is given as 3478 kJ/kg, and using steam tables the enthalpies at points 2, 3, and 4 can be calculated as 2936.4 kJ/kg, 2892.3 kJ/kg, and 1039.2 kJ/kg, respectively.

Substituting the values in the formula gives the answer as 2687 kJ/kg.Part (c): Heat transfer per unit mass of steam to the boiler can be calculated using the formula shown below:q = h1 - h4 The value of q is found to be 1438.3 kJ/kg. Part (d): The thermal efficiency of the cycle can be calculated using the formula shown below: Efficiency = Net work output/ Heat inputHeat input can be calculated as follows: Heat input = m (h1 - h4) + m (h3 - h2) The value of heat input is calculated to be 4485.4 kJ/kg Substituting the values in the formula gives the answer as 32%.Part (e): The heat transfer to cooling water passing through the condenser is given as follows:q = m (h4 - h5)Where h4 is 1039.2 kJ/kg and h5 is 48.72 kJ/kg. The value of q is calculated to be 2549.52 kJ/kg.

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The question is incomplete. The complete question is :

The Rocket Club is planning to launch a pair of model rockets. To build the rocket, the club needs a rocket body paired with an engine. The table lists the mass of three possible rocket bodies and the force generated by three possible engines.

A 4-column table with 3 rows. The first column labeled Body has entries 1, 2, 3. The second column labeled Mass (grams) has entries 500, 1500, 750. The third column labeled Engine has entries 1, 2, 3. The fourth column labeled Force (Newtons) has entries 25, 20, 30.

Based on Newton’s laws of motion, which combination of rocket bodies and engines will result in the acceleration of 40 m/s2 at the start of the launch?

Body 3 + Engine 1

Body 2 + Engine 2

Body 1 + Engine 2

Body 1 + Engine 1

Solution :

Given :

Body       Mass (gram)     Engine      Force (newtons)

1                   500                 1                     25

2                  1500                2                    20

3                  750                  3                    30

The body 1 has a mass of 500 gram which is equal to 0.5 kg

And engine 2 has a force of 20 newtons.

We know that according to Newton's laws of motion,

Force = mass x acceleration

 20    = 0.5 x acceleration

Acceleration \($=\frac{20}{0.5}$\)

                      \($=\frac{200}{5}$\)

                      \($= 40 \ m/s^2$\)

Therefore, based on laws of motion of Newton, the Body 1 + Engine 2 combination of the rocket bodies and engines will result in an acceleration of \($ 40 \ m/s^2$\) at the start of the launch.

A rational function attains a horizontal asymptote when the degree of the numerator is less than or equal to the degree of the denominator.

Let's consider a rational function f(x) with numerator N(x) and denominator D(x). If the degree of N(x) is less than the degree of D(x), then the horizontal asymptote is y = 0. This is because as x approaches infinity or negative infinity, the higher degree terms in the denominator will dominate, causing the function to approach zero. If the degree of N(x) is equal to the degree of D(x), then the horizontal asymptote is determined by the ratio of the leading coefficients of the numerator and denominator. Let's say the leading coefficient of N(x) is a and the leading coefficient of D(x) is b. In this case, the horizontal asymptote is y = a/b. As x approaches infinity or negative infinity, the ratio of the leading coefficients determines the value that the function approaches. A rational function attains a vertical asymptote when the denominator becomes zero at certain values of x. To determine the vertical asymptote, we find the values of x that make the denominator zero and take the limit of the function as x approaches those values. If there is a factor (x - c) in the denominator, where c is a constant, then x = c is a vertical asymptote. As x approaches the value c, the function approaches positive or negative infinity, depending on the signs of the coefficients of the terms in the numerator.

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Water reabsorption by increasing aquaporin insertion into membranes, increases facilitated diffusion of water into cells, while ADH inhibits water excretion by blocking aquaporin removal from the plasma membrane.

Aquaporins are a group of small, integral membrane proteins that function as water channels to facilitate the transfer of water through the plasma membrane. These proteins are ubiquitous in cell membranes and are found in many different cell types, including kidney cells. Aquaporin insertion into the membranes increases the facilitated diffusion of water into cells, thereby promoting water reabsorption.

Antidiuretic hormone, or ADH, regulates water balance in the body by controlling the amount of water that is excreted in the urine. When the body is dehydrated, ADH is secreted, which decreases urine output by blocking aquaporin removal from the plasma membrane. This increases water reabsorption, which helps to maintain water balance in the body.

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Answer:

i believe it would be water

Explanation:

Energy can neither be created nor destroyed, but it can be transferred. First law of thermodynamics.

This is the ability or capacity to do work. we know that the first law of thermodynamics explains energy conservation. thus, energy can neither be created nor destroyed.

Also, Zeroth's law of thermodynamics talks about the thermal equilibrium of two or more bodies. thus, if body A and Body B are in thermal equilibrium with body C. that body A, B, and C are all in thermal equilibrium with each other.

Again, the second law of thermodynamics says more about heat direction.

Therefore, the thermodynamics supports that the heat cannot be transferred from a colder to a hotter body.

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Explanation:

it requires energy

hope it helps

Answer:

Answer: hydraulic press and hydraulic brakes. ... This law is useful in designing instruments like Bramah press ,Hydraulic press , Hydraulic jack etc. It is the principle in the development of hydraulic brakes , that are used in automobiles. It is also known as law of transmission of fluid pressure

Answer:

For temperatures between the freezing and boiling point of water, the heating curve is linear. Thus, we can use:

((200 * 90) + (100* 30))/300

Or: ((200 * 90)(temperature of first sample weighted by mass) + (100 * 30)(temperature of second sample weighted by mass) / (300)(total mass)

to find the final temperature.

100 can be factored out to get (2 * 90) + (1 * 30)) / 3

3 can be factored out every term: (2 * 30) + (1 * 10)

(The factoring out just makes mental math easier; if a calculator is available doing so is unnecessary.)

And then just work through the order of operations.

60 + 10

=70.

So in mathematics, which assumes a perfect world, you get 70.

The orbital period of the satellite circling the Earth at an altitude of 3500 km is 163 minutes

The orbital period for the satellite circling the Earth at an altitude of 3500 km can be obtained as follow:

T² = (4π² / GM) × a³

T² = [(4 × 3.14²) / (6.67×10¯¹¹ × 5.987×10²⁴)] × 9900000³

Take the square root of both sides

T = √[((4 × 3.14²) / (6.67×10¯¹¹ × 5.987×10²⁴)) × 9900000³]

T = 9789.15 s

Divide by 60 to express in minutes

T = 9789.15 / 60

T = 163 minutes

Thus, we can conclude that the orbital period of the satellite is 163 minutes

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The velocity when function p(t)=11 is 8 .

According to the question

The position of a car at time t  represented by function :

\(p(t)=t^{2} +2t-4\)

Now,

When  function p(t) = 11 , t will be

\(p(t)=t^{2} +2t-4\)

11 = t²+2t-4

0 = t² + 2t - 15

or

t² +2t-15 = 0

t² +(5-3)t-15 = 0

t² +5t-3t-15 = 0

t(t+5)-3(t+5) = 0

(t-3)(t+5) = 0  

t = 3 , -5  

as t cannot be -ve as given ( t≥0)

so,

t = 3

Now,

the velocity when p(t)=11

As we know velocity = \(\frac{position}{time}\)

therefore to get the value of velocity from  function p(t)

we have to differentiate the function with respect to time

\(\frac{d(p(t))}{dt} =\frac{d}{dt} (t^{2} +2t-4)\)

v(t) = 2t + 2  

where v(t) = velocity at that time

as t = 3 for  p(t)=11  

so ,

v(t) = 2t + 2  

v(t) = 2*3 + 2  

v(t) = 8

Hence, the velocity when function p(t)=11 is 8 .

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70 N force will the ball apply to a car if it hits a parked car at the bottom of the hill.

Push or pull on an object is called force and is unit is kg/ms⁻² or newton and is shown as N.

Force, F = ma

m = mass of an object, given = 10 kg

a = acceleration of an object, given = 7 ms⁻²

Put these values in the formula, F = ma

F = 10 × 7

F = 70 N

Hence, 70 N force will the ball apply to a car if it hits a parked car at the bottom of the hill.

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Sunlight will take 8 minutes to reach the Earth.

Sunlight is part of the electromagnetic radiation emitted by the Sun, especially infrared, visible and ultraviolet light.

Light is travelling with the speed of \(3 * 10^{8}\) m/s

Distance between Sun and Earth is 144 million km

1 km = 1000 m

1 million km = \(10^{6}\) km

\(10^{6}\) km = \(10^{9}\) m

144 million km = 144 * \(10^{9}\) m

According to the speed, distance and time relationship, speed is directly proportional to the ration of distance and time.

\(3 * 10^{8} = \frac{144 * 10^{9} }{Time}\)

Time = \(\frac{144 * 10^{9} }{3* 10^{8} }\)

Time = 480 sec

Time = 8 minutes

Time taken by the sunlight to reach the Earth's surface is 8 minutes.

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Answer:

0.92°C

Explanation:

C = change in Q/m × change in T

so

change in T = change in Q/C ×m

C= 49

m= 38

change in Q= 1714

then

= 1714/49 × 38

= 1714/1862

= 0.92°C

rounded off to 2 d.p

B. The springs stretched to double the original displacement, is the the statement that best describe the effect this had on the springs.

The displacement is the shortest distance in geometry and mechanics between the initial and final positions of a point P. From the starting position to the ending position of the point trajectory, it measures the length and direction of the net motion, or total motion, in a straight line. A displacement can be discovered by using the translation that joins the starting point and ending point.

Another way to define a displacement as a relative position is the relationship between a point's final position, or xf, and its starting position, or xi (resulting from motion). The corresponding displacement vector can be defined by the difference between the starting and final positions:

                                            \($ s=x_{\textrm {f}}-x_{\textrm {i}}=\Delta {x}}$\)

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