Calculate the Schwarzschild radius for a black hole that has a mass equal to that of 50 Suns. A. 4.42x10¹³ m B. 7.37x10⁴ m C. 1.47x10⁵ m D.3.0x10³ m

The average acceleration of the motorcycle is determined as 3 m/s².

The acceleration of the motorcycle is calculated as follows;

a = (v - u)/t

where;

a = (15 - 6)/3

a = 3 m/s²

Thus, the average acceleration of the motorcycle is determined as 3 m/s².

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The  energy transformations take place when you eat a taco and then go for a jog around the neighborhood is  chemical to mechanical.

When you eat a taco and then go for a jog around the neighborhood, the energy transformations that take place are from chemical to mechanical. Energy transformation is the process of converting energy from one form to another. For example, electrical energy can be converted into mechanical energy in an electric motor.

Similarly, chemical energy in food can be converted into mechanical energy in your muscles. When you eat a taco, the food is broken down into smaller molecules during digestion, releasing chemical energy. The body then uses this chemical energy to carry out various functions such as muscle movement, heartbeat, and maintaining body temperature.

The chemical energy is then converted to mechanical energy when you start moving your muscles during exercise.When you go for a jog around the neighborhood, your body converts the chemical energy in food into mechanical energy to power your muscles, allowing you to move your legs and arms.

As you move, some of the mechanical energy is also converted to sound energy as your feet hit the ground and create a sound. However, the primary energy transformation that occurs when you eat a taco and then go for a jog is from chemical to mechanical.

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Answer:

The rays do not polarize after reflection. The rays are dispersed after reflection. The rays are polarized after reflection.

Answer:

B. I DID IT AND GOT IT RIGHT

Explanation:

Answer:

It is B

Explanation:

i did this one

Answer:

5

Explanation:

62

Part A: To calculate the magnitude of the current in the 30-ohm resistor in the figure, we need to apply Ohm's Law, which states that the current flowing through a conductor is directly proportional to the voltage applied across it and inversely proportional to its resistance.

The voltage across the resistor is given as 6 volts (from the battery) and the resistance of the resistor is 30 ohms. Therefore, the magnitude of the current can be calculated as: Current (I) = Voltage (V) / Resistance (R) = 6V / 30Ω = 0.2 Amperes. So, the magnitude of the current in the 30-ohm resistor is 0.2 Amperes. Part B: To determine the direction of the current, we need to apply Kirchhoff's Current Law (KCL), which states that the algebraic sum of the currents entering and leaving any node in a circuit must be zero. In the given circuit, we can see that the current flowing through the 30-ohm resistor is leaving the node and entering into the negative terminal of the battery. Therefore, the direction of the current in the 30-ohm resistor is from left to right.

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Answer:

reflection

Explanation:

this is because when you send out the sound waves into the water, it will come back to the detector, right?

but how?

this is because sound waves can be reflected off a hard and flat surface which in this case is a sea bed. it reflects off the sea bed by obeying the laws of reflection ( angle of incidence equals to the angle of reflection)

hope you get it, if not please report it so that someone else gets to try it

If a person gets into the rowboat, the water level at the edge of the pool will rise slightly. This is because the weight of the person adds to the weight of the boat and displaces more water, causing the water level to rise.

The amount of the rise in water level will depend on the weight of the person and the size of the boat. Similarly, if objects are added to the boat, the water level at the edge of the pool will also rise. However, if the boat is empty and just floating in the pool, it will displace a certain amount of water and the water level at the edge of the pool will be at the marked level.

Overall, the water level in the pool is determined by the amount of water displaced by the rowboat and any additional weight that is added to it.

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Answer:

Yes it is normal

Explanation:

When you exercise, your heart beat goes up, resulting in people saying that their heart feels like it is "beating out of their chests".

Answer:

I think your answer would be D

Explanation:

Answer:

a)  \(F_{net}=0\)

b)  \(T=0\)

Explanation:

From the question we are told that:

Dimensions:

\(L*B=22.0*35.0cm\)

Current \(I=1.40A\)

Magnetic field \(B=1.40\)

Therefore

\(Area=L*B\)

\(A=22.0*35.0cm\)

\(A=770cm=>770*0^{-4}\)

a)

Generally Force on Looping gives

\(F_1-F_2\)

\(F_3=F_4\)

Therefore

\(F_{net}=0\)

b)

Generally the equation for Torque is mathematically given by

\(T=i*Asin \theta\)

Since A and B are on opposite direction

\(\theta=180\)

Therefore

\(T=1.40*770*10^{-4}sin 180\)

\(T=0\)

Answer:

एकच

Explanation:

डॉ बाळगू गमच दाखल सकाळी एकदिवसीय

Explanation:

the wave model of electromagnet

Answer:

East!

I live in Texas and I hope this helps.

Explanation:

Answer:

South-Facing Windows

Explanation:

South facing Windows to allow the sun to naturally warm the interior of the house.

i need the same question

Answer: 1.1 x 10^-10 C

Explanation:

Answer:

1.1 x 10^-10 C

Explanation:

on edg 21

Answer: it is A hope that helps

Explanation:

Answer:

1 -a push or a pull acting on a object.

Explanation:

force is a push or pull acting upon an object as a result of its interaction with another object.

Constancia and Other Stories for Virgins extends its imaginative boundaries out to Savannah, to Cadiz, to Glasgow, to Seville and Madrid, both past and present.

This new collection is more mysterious, more magical, too, than its predecessor, and in its five related stories Fuentes comes closer to the registers of language and feeling that he explored so memorably in Aura.

In the title story, a man discovers his wife's secret complicity with the Russian actor who is their neighbor--a complicity that includes not just a previous life but possibly a previous death as well.

He finds himself "a mediator . . . a point between one sorrow and the next, between one hope and the next, between two languages, two memories, two ages, and two deaths."  

Therefore, Constancia and Other Stories for Virgins extends its imaginative boundaries out to Savannah, to Cadiz, to Glasgow, to Seville and Madrid, both past and present.

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The multiple of Earth's radius RE that the projectile reaches depends on its initial speed and kinetic energy


(a) If the initial speed of the projectile is 0.687 of the escape speed from Earth, then its initial speed can be calculated as:

v = 0.687 * sqrt(2GM/R)

where v is the initial speed, G is the gravitational constant, M is the mass of the Earth, and R is the radius of the Earth.

To find the radial distance that the projectile reaches, we can use the equation for the height of a projectile:

h = R + v^2/2g

where h is the height, v is the initial speed, and g is the acceleration due to gravity.

Since we want to find the multiple of Earth's radius RE, we can express the height in terms of RE:

h/RE = (R/RE) + (v^2/2g) * (1/RE)

Substituting the value of v and simplifying, we get:

h/RE = 1.374

Therefore, the projectile reaches a height that is 1.374 times the radius of the Earth.

(b) If the initial kinetic energy of the projectile is 0.687 of the kinetic energy required to escape Earth, then its initial speed can be calculated as:

v = sqrt(2KE/m)

where KE is the initial kinetic energy and m is the mass of the projectile.

To find the radial distance that the projectile reaches, we can use the same equation as in part (a):

h = R + v^2/2g

Substituting the value of v and simplifying, we get:

h/RE = sqrt(2KE/GM) / RE

Since KE is 0.687 of the kinetic energy required to escape Earth, we can write:

KE = 0.687 * (GMm/R)

Substituting this value and simplifying, we get:

h/RE = 1.333

Therefore, the projectile reaches a height that is 1.333 times the radius of the Earth.

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Galileo's principle, later incorporated into Newton's laws of motion, can be summarized as: "The natural condition for a moving object is to come to rest" or "The natural condition for a moving object is to remain in motion."

One of Galileo's fundamental contributions to physics was the principle of inertia, which later became an integral part of Newton's laws of motion. The principle states that an object in motion will continue to move at a constant velocity unless acted upon by an external force. This concept challenges the common belief during Galileo's time that objects required a force to keep them in motion. In other words, the natural tendency of a moving object is to maintain its state of motion or rest, which implies that an external force is necessary to alter its motion or bring it to rest. Newton expanded upon this principle by formulating his first law of motion, also known as the law of inertia, which states that an object's acceleration is inversely proportional to its mass. This law affirms that the greater an object's mass, the more force is required to change its state of motion or bring it to rest. Therefore, the principle initially stated by Galileo can be expressed as "The natural condition for a moving object is to come to rest" or "The natural condition for a moving object is to remain in motion."

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Answer:

v = 19.6 m/s.

Explanation:

Given that,

The radius of the circle, r = 5 m

The time period of the ball, T = 1.6s

We need to find the ball's tangential velocity.

The formula for the tangential velocity is given by :

\(v=\dfrac{2\pi r}{T}\)

Putting all the values in the above formula

\(v=\dfrac{2\pi \times 5}{1.6}\\\\v=19.6\ m/s\)

So, the tangential velocity of the ball is 19.6 m/s. Hence, the correct option is (c).

Answer:

Ekaryote cells

an organism consisting of a cell or cells in which the genetic material is DNA in the form of chromosomes contained within a distinct nucleus. Eukaryotes include all living organisms other than the eubacteria and archaea.

prokaryote cells

microscopic single-celled organism which has neither a distinct nucleus with a membrane nor other specialized organelles, including the bacteria and cyanobacteria

The dimension of a/b where x is the distance and t is the time is T

Given the expression

x = at + bt²

where

x is the distance

t is the time

Based on the homogeneity principle, the expression on the left-hand side must be equal to that on the right. Hence;

x = at

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

Since x is the distance and distance is measured in metres, the dimension equivalent will be the length 'L'

Since t is the time and time is measured in seconds, the dimension equivalent will be the seconds 'T'

\(a=\frac{L}{T}\)

Similarly;

x  = bt²

\(b=\frac{x}{t^2}\\b=\frac{L}{T^2}\)

Next is to get a/b;

\(\frac{a}{b} = \frac{L}{T} \div \frac{L}{T^2}\\\frac{a}{b} = \frac{L}{T}*\frac{T^2}{L} \\\frac{a}{b} =\frac{T^2}{T}\\\frac{a}{b} =T\)

Hence the dimension of a/b is T

Answer:

1560 m

Explanation:

Constant velocity of 120m/s for 8 seconds is 120 x 8 = 960, but it was already 600 m above ground so 960 + 600 = 1560 m.

An expression for the pressure gradient in the x direction a - bc = 0,c = - 0.006418.

As given ρ = c

Momentum in x,

ρ \(\frac{du}{dt}\) = ρ gx - \(\frac{dp}{dx}\) + μ (\(\frac{d^2u}{dy^2}\) + \(\frac{d^2u}{dy^3}\) + \(\frac{d^u}{dz^2}\))

u = ay - b(y - \(y^{2}\))

dp/dx = 2bμ

T = 0, du/dy = 0

a - bc = 0

c = - 0.006418

The pressure gradient, which is a physical term used in atmospheric science to indicate the direction and rate at which pressure rises most quickly around a certain site, is normally defined as being of air, although it can also more broadly refer to any fluid momentum. Pascals per meter (Pa/m) is a dimensional unit used to express the pressure gradient. The gradient of pressure as a function of position is what it is mathematically referred to as. The force density is the name for the negative gradient of pressure.

Pressure gradients in petroleum geology and petrochemical sciences relevant to oil wells, and more especially in hydrostatics, refer to the gradient of vertical pressure in a column of fluid within a wellbore and are often stated in pounds per square inch per foot (psi/ft)

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The persοn is mοving at a speed οf 55 miles per hοur in the Sοuth directiοn when the persοn is 50 miles West and 70 miles Sοuth οf the car, and the distance between them is increasing at a rate οf 55 miles per hοur.

Tο determine the speed at which the persοn is mοving, we can use the cοncept οf relative velοcity.

Let's cοnsider the hοrizοntal and vertical cοmpοnents separately:

Hοrizοntal Cοmpοnent:

The persοn is walking due East, which is perpendicular tο the Nοrth directiοn οf the car. Therefοre, the hοrizοntal cοmpοnent οf the persοn's velοcity dοes nοt affect the speed at which the persοn is mοving away frοm the car.

Vertical Cοmpοnent:

The persοn is 70 miles Sοuth οf the car, and the distance between them is increasing at a rate οf 55 miles per hοur. This indicates that the persοn's vertical pοsitiοn is changing with time. Since the persοn is mοving in the Sοuth directiοn and the distance is increasing, the persοn's speed can be determined by the rate οf change οf the vertical distance.

Given that the distance is increasing at a rate οf 55 miles per hοur, the persοn's speed in the Sοuth directiοn is 55 miles per hοur.

Therefοre, the persοn is mοving at a speed οf 55 miles per hοur in the Sοuth directiοn when the persοn is 50 miles West and 70 miles Sοuth οf the car, and the distance between them is increasing at a rate οf 55 miles per hοur.

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The velocity of the stone after 3 seconds have passed can be calculated using the formula v=u + at, where v is the velocity, u is the initial velocity, a is the acceleration (in this case the acceleration due to gravity, which is 9.8 m/s2), and t is the time. Therefore, the velocity of the stone after 3 seconds have passed will be 5.6 + (9.8*3) = 23.4 m/s.

The acceleration due to gravity causes any object to accelerate as it moves. This acceleration is always constant and acts downwards. Therefore, an object thrown with an initial velocity of 5.6 m/s will continue to accelerate and its velocity will increase. After 3 seconds have passed, the object will have an increased velocity of 23.4 m/s. In addition, when the stone is thrown off the bridge, it is subject to air resistance, which works against the stone and causes it to slow down. The magnitude of air resistance is dependent on a number of factors, such as the shape and size of the object. As such, the stone's velocity after 3 seconds might be slightly lower than the calculated value of 23.4 m/s.

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