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7nadin3 [17]
3 years ago
7

Increase 90 in the ratio 6 : 5​

Physics
1 answer:
Jobisdone [24]3 years ago
3 0

Answer:

<em>108</em>

Explanation:

<u>Proportions </u>

Two quantities are proportional when one of them can be obtained by multiplying or dividing the other by a constant value. For example, knowing the price of one pencil as p, we can know the cost of purchasing X pencils as C=p.X

We are required to increase 90 by the ratio 6:5. The new value will be proportional to the original because we'll compute the product of

\displaystyle 90\ \frac{6}{5}=108

So the new value is 108

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When a laser shines on a screen after passing through two closely spaced slits, you see ___
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diffraction

Explanation:

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6 0
3 years ago
Which one of the following types of electromagnetic wave travels through space the fastest?
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As a result, light travels fastest in empty space, and travels slowest in solids. In glass, for example, light travels about 197,000 km/s.

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4 0
1 year ago
a. How many excess electrons must be distributed uniformly within the volume of an isolated plastic sphere 25.0 cm in diameter t
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Answer:

Explanation:

The electric field outside the sphere is given as,

E = k Q /r²

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where n is the number of electons

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then the radius r = 0.125 m

we get

n= E r²/ k x 1.6 x 10⁻¹⁹ C

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5 0
3 years ago
In an aqueous solution where the H+ concentration is 1 x 10-6 M, the OH concentration must be:
vesna_86 [32]

Answer:

D. 1×10⁻⁸ M

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[H⁺] [OH⁻] = 10⁻¹⁴

(1×10⁻⁶) [OH⁻] = 10⁻¹⁴

[OH⁻] = 1×10⁻⁸

6 0
3 years ago
Divide 0.0081 meters by 300 seconds and express the answer in scientific notation.
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Hey

<span>.0081/300 = .000027 = 2.7 x 10^-5
</span>
Hoped I Helped
4 0
3 years ago
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