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tester [92]
4 years ago
7

What percent of $ 40 is $ 32?​

Physics
2 answers:
kumpel [21]4 years ago
4 0

Answer:

80%

Explanation:

convert fraction ( ratio ) 32/40 answer 80%

valentinak56 [21]4 years ago
3 0

Answer:

125%

Explanation:

40/32 = 20/16 = 10/8

Do the division of 10/8

10/8 = 1.25

Multiply by 100% as percentages are measured in "per 100s"

1.25 x 100% = 125

125%

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Neptune has a mass that is about 17 times the mass of Earth. The distance between the Sun and Neptune is about 30.1 times the di
marshall27 [118]

Answer: 0.0187 times the force between Sun and Earth.

The gravitational force between two massive bodies is directly proportional to their masses and inversely proportional to the square of distance between them.

F=G\frac {M_1M_2}{d^2}

where G is the gravitational constant.

Let,

The mass of the Sun be M_S

The mass of the Earth beM_E

The mass of the Neptune beM_N

The Distance between Sun and Earth be d_{SE}

The Distance between Sun and Neptune be d_{NE}

It is given that the mass of Neptune is 17 times mass of Earth.

\Rightarrow M_N=17M_E

The distance of Neptune from Sun is 30.1 times the distance of Earth from Sun.

\Rightarrow D_{SN}=30.1D_{SE}

The Force between Earth and Sun is F_{SE}=3.5\times10^{28}N

The Force between Neptune and Sun:

F_{SN}=G\frac{M_SM_N}{D_{SN}^2}=G\frac{M_S17M_E}{(30.1D_{SE})^2}=\frac {17}{30.1^2}G\frac{M_SM_E}{D_{SE}^2}=\frac {17}{30.1^2}F_{SE}=0.0187F_{SE}


5 0
3 years ago
Read 2 more answers
The density of un-set concrete is 2.40 x 10 3 kg/m 3 . When a block with volume 0.0708 m 3 is submerged in the liquid, a force o
Alenkinab [10]

Answer:

The answer to your question is weight =  1667 N  

Explanation:

Data

density = 2.40 x 10³ kg/m³

volume = 0.0708 m³

Force = 66.7 N

weight of the block = ?

- Formula

  density = mass / volume

- Solve for mass

   mass = density x volume

-Substitution

   mass = (2.40 x 10³)(0.0708)

-Result

   mass = 169.92 kg

-Calculate the weight of the body

   weight = mass x gravity

-Substitution

   weight = 169.92 x 9.82

-Simplification

   weight = 1666.9 N ≈ 1667 N        

6 0
4 years ago
Apple juice in a bottle has a volume of 475 cubic centimeters and a mass of 494 grams .Calculate its destiny
VLD [36.1K]
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5 0
3 years ago
A point charge Q moves on the x-axis in the positive direction with a speed of 290 m/s. A point P is on the y-axis at y = +60 mm
aliina [53]

Answer:

Explanation:

Magnetic field due to a moving charge

B = μ₀ / 4π x (qv x r)/r²

Given

B = .3 X 10⁻⁶ T,

r = 60 x 10⁻³ m

Putting these values in the given equation

.3 x 10⁻⁶ = 10⁻⁷ x qvsinθ /( 60 x 10⁻³)²

θ = 90 °

qv = 10.8 x 10⁻³

At point P

Sinθ  = 60 / 72

r² = 72 x 72 x 10⁻⁶

B = \frac{10^{-7}\times108\times10^{-4}\times60}{72\times72\times72\times10^{-6}}

= 0.17 μT

8 0
4 years ago
The splitting of an atom is called Blank Space __________.
horsena [70]

Fission is the answer

8 0
3 years ago
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