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Serhud [2]
3 years ago
15

Two charged objects of +2Q and +1Q are placed a distance d from one another. The force between the objects in measured as 2F. If

the charge on BOTH objects id doubled, what will the force between them be?

Physics
1 answer:
Ludmilka [50]3 years ago
7 0
So force between them will be 8times old force

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In the formula used to solve problems related to the first law of thermodynamics, what does Q represent? A.internal energy
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B, heat, is the correct answer. Heat is represented by a capital q in thermodynamic equations.
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A 545-kg satellite is in a circular orbit about Earth at a height above Earth equal to Earth's mean radius. (a) Find the satelli
Art [367]

Answer

given,

mass of satellite = 545 Kg

R = 6.4 x 10⁶ m

H = 2 x 6.4 x 10⁶ m

Mass of earth = 5.972 x 10²⁴ Kg

height above earth is equal to earth's mean radius

a) satellite's orbital velocity

   centripetal force acting on satellite = \dfrac{mv^2}{r}

     gravitational force = \dfrac{GMm}{r^2}

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    \dfrac{mv^2}{r} = \dfrac{GMm}{r^2}

      v = \sqrt{\dfrac{GM}{r}}

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

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          T = 14416.92 s

          T = \dfrac{14416.92}{3600}\ hr

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c) gravitational force acting

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4 0
3 years ago
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3 years ago
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An fm radio station broadcasts at 98. 6 mhz. What is the wavelength of the radiowaves?.
victus00 [196]

The wavelength of the radio waves is 3.04 cm.

<h3>Calculation:</h3>

λf = c

λ = c/f

where,

λ = wavelength

c = speed of light

f = frequency

Given,

f = 98.6 MHz = 98.6 × 10⁶

c = 3 × 10⁸

To find,

λ =?

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Learn more about the calculation of wavelength here:

brainly.com/question/8422432

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3 0
1 year ago
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The just-world phenomenon is the belief that everything that happens to an individual is due to the individual's actions; in other words, all good and all bad that an individual encounters in the world is deserved by that person. This leads to a victim being blamed with the logic that "they had it coming" and someone who encounters good fortune being praised with "they earned it". Therefore, in this scenario, people will assume that Rose's inheritance is well deserved.<span />
8 0
3 years ago
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