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KATRIN_1 [288]
2 years ago
9

Block X and Y are attached to each other by a light rope and can slide along a horizontal

Physics
1 answer:
Tresset [83]2 years ago
8 0

the action-reaction forces that the blocks exert on each other will 13 N and 22N

<h3>Force on a Horizontal Plane</h3>

Force is the product of mass and acceleration. There will be constant acceleration on both object X and Y.

Given that the Mass of block X is 10 kg and that of block Y is 5 kg. The magnitude of force of friction on blocks X and Y is 8.0 N and 4.0 N respectively. if an applied force of 40 N [right] acts on block,

We are given that:

  • Mass of block X = 10 Kg
  • Mass of block Y = 5 Kg
  • Applied force = 40 N
  • Magnitude of friction on X block = 8N
  • Magnitude of friction on Y block = 4 N

With the use of the formula below,

F - F_{r} = ma

Where

  • F = force applied
  • F_{r} = frictional force
  • m = mass
  • a = acceleration

The acceleration will be;

40 - (8 + 4) = (10 + 5)a

40 - 12 = 15 a

28 = 15a

a = 28/15

a = 1.8667 m/s^{2}

The tension between the two blocks will be

Force applied-frictional force on X-tension = mass of X × acceleration

That is,

F - F_{r} = ma

40-8-T = 10 × 1.8667

32 - T = 18.667

T = 32 - 18.667

T = 13.33 N

The opposite reaction will be

F - 8 = 10 x 1.8667

F - 4 = 18.67

F = 18.67 + 4

F = 22.67 N

Therefore, the action-reaction forces that the blocks exert on each other will 13 N and 22N

Learn more about forces here: brainly.com/question/388851

#SPJ1

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An automobile starter motor has an equivalent resistance of 0.0500Ω and is supplied by a 12.0-V battery with a 0.0100-Ω internal
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Answer

given,

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now,

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inserting the values

   I= \dfrac{12}{0.05+0.01}

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c) Power

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    P = 200 x 10 = 2000 W

d) total resistance = 0.05 + 0.09 = 0.14 Ω

 I= \dfrac{\epsilon}{R+r}

   I= \dfrac{12}{0.14+0.01}

     I = 80 A

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6 0
3 years ago
Read 2 more answers
How do electrons flow through a wire
aniked [119]

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The focal length of david's lens is 60 cm. if rebecca stands in front of david at a distance of do and david perceives the posit
Makovka662 [10]

if rebecca stands in front of david at a distance of do and david perceives the position of rebecca at di, di will be +84 cm

<h3>What is focal length ?</h3>

How strongly light converges or diverges depends on an optical system's focal length, which is the inverse of optical power. A system with a positive focus length is said to converge light, whereas one with a negative focal length is said to diverge light.

focal length = +60 cm

magnification m = -0.40

focal length being positive an magnification negative.

given lens is a convex lens.

for a lens

m = di/do and 1/f = (1/di) - (1/do)di

= -0.4do1/f = (1/-0.4do) - 1/do do

= -210 cmdi = -0.4 * -210

di = +84 cm

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5 0
2 years ago
Explain why it feels more forceful when you catch a baseball with your bare hand, as opposed to catching it with a glove.
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Answer:

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Explanation:

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When catching a baseball, the ball applies a force of 39.6 N to a  catcher's glove.  If the work done on the catchers glove is 4
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Answer:

d = 1.19 m

Explanation:

Given that,

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We need to find the distance traveled by the ball. We know that,

Work done, W = Fd

Where

d is the distance traveled

d=\dfrac{W}{F}\\\\d=\dfrac{47.5 }{39.6 }\\\\d=1.19\ m

So, it will cover 1.19 m.

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