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masya89 [10]
3 years ago
7

HELP ASAP PLS ILL GIVE YOU BRAINLIEST

Physics
2 answers:
lys-0071 [83]3 years ago
8 0

Answer:

chinese

Explanation:

Reil [10]3 years ago
7 0

Answer:

B chinese

hope this helps you

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13. A ball is dropped. According to Newton's Third Law, the action force is the
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the ground when the ball hits it

Explanation:

A ball falls freely towards the Earth. If the action force is the Earth pulling down on the ball, then identify which of the following best describe the reaction force:

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Multiply (x-3)(4x+2) using the distributive property
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Are there options, because I believe the answer is D.

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A circuit having a resistance, an inductance, and a capacitance in series is connected to a 110- v ac line.for the circuit R = 0
ludmilkaskok [199]

Part A)

Impedance of the circuit is given by

z = \sqrt{(x_L - x_c)^2 + R^2}

z = \sqrt{(28 - 16)^2 + 0^2}

z = 12 ohm

Part b)

Now in order to find the current we will use ohm's law

V = i*z

110 = i * 12

i = 9.17 A

Part c)

Phase angle is defined as

\phi = tan^{-1}\frac{x_L - x_C}{R}

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\phi = 90 degree

Part d)

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cos\phi = \frac{R}{Z}

Power factor = 0

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3 years ago
Hydrogen cyanide (HCN) is a product of combustion that:
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b. is equally as toxic as carbon monoxide (CO).

Explanation:

Hydrogen Cyanide is a product of combustion that is equally as toxic as carbon monoxide CO.

The gas is a product of combustion in blast furnances, coke ovens, e.t.c

  • Just like carbon monoxide, they are blood agents that are toxic in the body
  • Prolonged exposure to hydrogen cyanide can lead to death eventually.
  • The gas is a able to produce cyanide ion that seriously impacts the process of cellular respiration and bringing it to a halt.
  • It is listed as one of the dangerous chemical weapons.

Learn more:

Safety data sheets brainly.com/question/2188622

#learnwithBrainly

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Reverberation is the persistence of sound due to repeated reflection, where an echo may be heard.  We can reduce the reverberation by covering the roof and the wall of the hall with sound absorbing materials like <span>Acoustical panels, Noise and sound isolation foams, MLV ( Mass Loaded Vinyl)  Soundproofing foam, etc.</span>
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3 years ago
Read 2 more answers
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