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Sedbober [7]
3 years ago
10

Which is generally easier to accomplish? Prove a hypothesis Disprove a hypothesis

Physics
1 answer:
Iteru [2.4K]3 years ago
5 0

It's generally impossible to prove a hypothesis,
but one counterexample disproves it.
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A lamp draws a current of 0.1 A when it is connected to a 122-V source. (
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The power of the lamp would be calculated with the equation of ohm laws. P = U x I = 122V x 0.1A = 12.2W
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Which of the following is true of genes?
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The correct answer would be B.
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What is the largest tsunami ever recorded
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Answer:

A tsunami with a record run-up height of 1720 feet occurred in Lituya Bay, Alaska. On the night of July 9, 1958, an earthquake along the Fairweather Fault in the Alaska Panhandle loosened about 40 million cubic yards (30.6 million cubic meters) of rock high above the northeastern shore of Lituya Bay.

Explanation:

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A squirrel, a train, a bird, and a car are all traveling at the same velocity. Which object has the greatest amount of kinetic e
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A parallel plate capacitor has circular plates with diameter D=21.5 cm separated by a distance d=1.75 mm. When a potential diffe
OLga [1]

Answer:E=2.078\times 10^{-10} J/cm^3

Explanation:

Given

Diameter(D)=21.5 cm

distance between plate=1.75 mm

and we know capacitance is

C=\frac{\epsilon _0A}{d}

and we know charge is

Q=CV

and charge density (\sigma [tex])[tex]=\frac{Q}{A}=\frac{\epsilon _0AV}{Ad}=\frac{\epsilon V}{d}

Electric field(E)=\frac{\sigma }{\epsilon _0}

Energy density=\frac{1}{2}\epsilon _0E^2

Energy desity=\frac{4\pi \epsilon _0}{8\pi }\frac{V^2}{d^2}

Energy desity=\frac{1}{8\pi \cdot 9\times 10^9}\times \left [ \frac{12\times 10^3}{1.75}\right ]^2

E=2.078\times 10^{-10} J/cm^3

3 0
3 years ago
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