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NeX [460]
1 year ago
15

calculate the tension in the horizontal rope. (the horizontal and the vertical ropes are not connected to each other. they are b

oth independently attached to the end of the boom.)
Physics
1 answer:
Brilliant_brown [7]1 year ago
8 0

There is a tension of 7,019.4 N on the horizontal rope.

The pulling force that travels axially along a rod's ends, a string, a cable, a chain, or another similar device is known as tension.

The action-reaction pair of forces that are acting at the ends of the element are also known as tension.

The tension is measured in Newtons. On the horizontal rope, there is tension.

The following formula is used to determine the horizontal rope's tension:

Utilize the torque concept.

Mg (L/2) sin + mg M + 2mg sin/cos = T (M + 2m) L sin = T(L/2) cos 660 g tan = T let (This value should be included in the question)

(M + 2m)

GTAN=TTAN= (74.9 + 2 x 122) (9.8) (tan 66)

T = 7,019.4 N The tension in is 7,019.4 N.

The complete question is - An object with a mass of m = 122 kg is suspended by a rope from the end of a uniform boom with a mass of M = 74.9 kg and a length of l = 8.77 m. The end of the boom is supported by another rope which is horizontal and attached to the wall as shown in the figure.

Calculate the tension in the horizontal rope. (The horizontal and the vertical ropes are not connected to each other. They are both independently attached to the end of the boom.)

Learn more about Tension here-

brainly.com/question/6359509

#SPJ4

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If the mass of an object increases by a factor 2, kinetic energy?
emmainna [20.7K]

Answer:

A) Increases by a factor of 2

Explanation:

Kinetic energy can be defined as an energy possessed by an object or body due to its motion.

Mathematically, kinetic energy is given by the formula;

K.E = \frac{1}{2}MV^{2}

Where;

K.E represents kinetic energy measured in Joules.

M represents mass measured in kilograms.

V represents velocity measured in metres per seconds square.

Given that mass, m = 2m

Substituting into the equation, we have;

K.E = ½mv²

K.E = ½*2mv²

Cross-multiplying, we have;

2K.E = 2mv²

Hence, if the mass of an object increases by a factor 2, kinetic energy is increased by a factor of 2.

5 0
3 years ago
Some people believe that the Moon’s phases are caused by Earth’s shadows on the Moon. Is this true?
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5 0
3 years ago
Si un planeta tuviese un periodo de traslación de 65 años terrestres a que distancia se encontraría del sol
Tju [1.3M]

Answer:

R \approx 2.418\times 10^{9}\,km

Explanation:

(The following exercise is written in Spanish and for that reason explanation will be held in Spanish)

Supóngase que el planeta tiene una órbita circular, el período de rotación del planeta es:

T = \frac{2\pi}{\omega}

Asimismo, la rapidez angular se describe como función de la aceleración centrípeta:

\omega = \sqrt{\frac{a_{r}}{R} }

Ahora se reemplaza en la ecuación de período:

T = 2\pi \cdot \sqrt{\frac{R}{a_{r}} }

La aceleración experimentada por el planeta es:

a_{r} = G\cdot \frac{M_{sun}}{R^{2}}

Se reemplaza en la ecuación de período:

T = 2\pi \cdot \sqrt{\frac{R^{3}}{G\cdot M_{sun}} }

La distancia del planeta con respecto al sol es finalmente despejada:

R^{3} = G\cdot M_{sun}\cdot \left(\frac{T}{2\pi} \right)^{2}

R = \sqrt[3]{G\cdot M_{sun}\cdot \left(\frac{T}{2\pi} \right)^{2}}

Finalmente, se sustituyen las variables y se determina la distancia:

R = \sqrt[3]{\left(6.674\times 10^{-11}\,\frac{N\cdot m^{2}}{kg^{2}} \right)\cdot (1.989\times 10^{30}\,kg)\cdot \left[\frac{(65\,a)\cdot \left(365\,\frac{d}{a} \right)\cdot \left(86400\,\frac{s}{d} \right)}{2\pi} \right]^{2}}

R \approx 2.418\times 10^{12}\,m

R \approx 2.418\times 10^{9}\,km

4 0
3 years ago
A bend in a river shaped like a loop is called a(n) ________________
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8 0
3 years ago
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As an admirer of Thomas Young, you perform a double-slit experiment in his honor. You set your slits 1.01 mm apart and position
Yakvenalex [24]

Answer:

0.00195\ \text{m}

0.00293\ \text{m}

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m = Order = 1

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Distance from the first bright fringe from the central bright fringe is given by

y=\dfrac{m\lambda D}{d}\\\Rightarrow y=\dfrac{1\times 639\times 10^{-9}\times 3.09}{1.01\times 10^{-3}}\\\Rightarrow y=0.00195\ \text{m}

Distance from the first bright fringe from the central bright fringe is 0.00195\ \text{m}

Distance from the second dark fringe from the central bright fringe is given by

y=(m+\dfrac{1}{2})\dfrac{\lambda D}{d}\\\Rightarrow y=(1+\dfrac{1}{2})\dfrac{639\times 10^{-9}\times 3.09}{1.01\times 10^{-3}}\\\Rightarrow y=0.00293\ \text{m}

Distance from the second dark fringe from the central bright fringe is 0.00293\ \text{m}.

8 0
2 years ago
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