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Yuri [45]
3 years ago
6

HELP Due right now

Physics
1 answer:
xz_007 [3.2K]3 years ago
7 0

Answer:

so here the initial momentum was all in the X direction. This is Equalling the mass. I'm someone multiplied by visa one initial Equalling 1345 kilograms multiplied by 15.7 meters per second. This is Equalling 2.11 times 10 to the fourth kilograms meters per second. Now the car stick together and we can say that the final momentum is Equalling. I'm someone plus himself to multiplied by the final velocity. This is gonna be equal to 1345 kilograms plus 1900 23 kilograms. This is multiplied by 14 0.5 meters per second. And we find that the final month Thomas Equalling 4.74 times 10 to the fourth kilograms meters per second. Now the y component of the final momentum, we can say that he's sub final. Why would be equaling two 4.74 times 10 to the fourth kilograms meters per second? This would be equally rather multiplied by sign of 63.5 degrees. This is Equalling 4.24 times 10 to the fourth kilograms meters per second. By law, of the conservation of momentum. We can say that the Y component of the final momentum equals the why component of the initial momentum. This is equaling EMS up to visa to initial and be some to initial is found to be equal to the final. The white component of final momentum divided by the second cars mass and so this would be 4.24 times tend to the fourth kilograms meters per second, divided by M sub 2 1923 kilograms and this is giving us 22.0 meters per second. And of course this is greater than 20 whether 20.1 meters per second. And so we can say that yes, this car is exceeding the speed limit. 

Explanation:

mark me brainliest!!

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Eric is creating a timeline of the formation of the solar system. Which sequence best describes the formation of the solar syste
vlada-n [284]

The answer is C. nebular are star nurseries. When the massive gas being collapsing in its own weight. Local areas of gas begin to coalesce under gravity. Due to enormous pressure, nuclear fusion begins and a protostar is formed. The protostar grows into the sun as more hydrogen fuses at the core. The planetesimal materials at the edges of the protostellar discs coalesce to form planets that orbit the star.

3 0
3 years ago
Read 2 more answers
The system in Fig. 13-29 is in equilibrium, but it begins to slip if any additional mass is added to the 5.0 kg object. What is
noname [10]

Answer:

0.289

Explanation:

Since the body is in equilibrium ( no net movement), then the total upward force must equal the total downward force and also total forward force must equal total backward force

Tension in the rope inclined at 30⁰ to the vertical hhas vertical and horizontal components

vertical component = Tcos 30⁰ and horizontal component = T sin30⁰

T cos 30⁰ = the downward force = mg where m is the mass of 5kg and g is 9.8 m/s² acceleration due to gravity

T cos 30⁰ = 49

T in the inclined rope to the vertical = 49 / cos 30⁰ = 56.58 N

Horizontal component of the tension in the rope = T sin30⁰ = 56.58 sin 30⁰ = 28.29 N

since the 10kg was not moving the frictional force impeding the movement = the horizontal component of the T along the positive x axis since the frictional force will act along the negative x axis

Fr = 28.29 N

coefficient of static friction = Fr / normal (mg) = 28.29 / (10 × 9.8) = 0.289

8 0
4 years ago
a beam of electrons passes through an electric field where the magnitude of the electric field strength is 3.00 * 10^3 newtons p
nikdorinn [45]
Electric Field Strength E = Force F/ Charge q

E = F/q

Force , F =   E*q

But charge on an electron q = 1.6 * 10⁻¹⁹ C

E = 3 * 10³ N/C from the question.

Force F =  3* 10³ *   1.6 * 10⁻¹⁹

F = 4.8 * 10⁻¹⁶  N.

Electrostatic force F = 4.8 * 10⁻¹⁶  N
5 0
4 years ago
580 nm light shines on a double slit with d=0.000125 m. What is the angle of the third dark interference minimum(m=3)?
sveta [45]

Answer:

0.796 degree

Explanation:

We are given that

Wavelength=\lambda=580 nm=580\times 10^{-9} m

1nm=10^{-9} m

d=0.000125 m

We have .to find the angle of the third dark interference minimum=3

sin\theta=\frac{m\lambda}{d}

Using the formula

sin\theta=\frac{3\times 580\times 10^{-9}}{0.000125}

sin\theta=0.0139

\theta=sin^{-1}(0.0139)

\theta=0.796^{\circ}

Hence, the angle of the third dark interference minimum=0.796 degree

7 0
3 years ago
Read 2 more answers
An object moving with a speed of 48 m/s has a kinetic energy of 4,632 J, what is the mass, in kg,
pickupchik [31]

Answer:

4.0 Kg

Explanation:

From the question given above, the following data were obtained:

Velocity (v) = 48 m/s

Kinetic energy (KE) = 4632 J

Mass (m) =?

Kinetic energy can be defined as the energy possess by a moving object. Mathematically, it is expressed as:

KE = ½mv²

Where

KE => kinetic energy

m => mass of object

v => velocity

With the above formula, we can obtain the mass of the object as follow:

Velocity (v) = 48 m/s

Kinetic energy (KE) = 4632 J

Mass (m) =?

KE = ½mv²

4632 = ½ × m × 48²

4632 = ½ × m × 2304

4632 = m × 1152

Divide both side by 1152

m = 4632 / 1152

m = 4.0 Kg

Therefore, the mass of the object is 4.0 Kg

7 0
3 years ago
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