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sasho [114]
3 years ago
8

What is the anomalous expansivity of water

Physics
1 answer:
lora16 [44]3 years ago
6 0

Answer:

The anomalous expansion of water is an abnormal property of water whereby it expands instead of contracting when the temperature goes from 4o C to 0o C, and it becomes less dense. The density is maximum at 4 degree centigrade and decreases below that temperature as shown in graph.

Explanation:do you want me to explain it more??

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The movement of tectonic plates can cause earthquakes. Some can be major and some can be minor. Both can affect non-earthquake proof buildings though
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Which change is an example of transforming potential energy to kinetic energy?.
labwork [276]

Answer:

Kinetic energy is energy an object has because of its motion. A ball held in the air, for example, has gravitational potential energy. If released, as the ball moves faster and faster toward the ground, the force of gravity will transfer the potential energy to kinetic energy.

Explanation:

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Increasing the number of loops in a electromagnet or solenoid will cause it to be stronger
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The electromagnet will become stronger if we add more coils because there are more field lines in a loop then there is in a straight piece of wire. In a solenoid there are a lot of loops and they are concentrated in the middle, as more loops are added the field lines get larger, therefore making the electromagnet stronger.
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3 years ago
What is the weight of a<br> 63.7 kg person?
IRINA_888 [86]

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A person that weighs 63.7 kg weighs 63.7 kg

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6 0
3 years ago
Read 2 more answers
Azurite is a mineral that contains 55.1% of copper. How many meter of copper wire with diameter of 0.0113 in can be produced fro
soldier1979 [14.2K]

Answer:

1402.73 m

Explanation:

Mass of Azurite=3.25 lb

Percent of copper in AZurite mineral=55.1%

Diameter of  copper wire,d=0.0113  in

Radius of copper wire=r=\frac{d}{2}=\frac{0.0113}{2}=0.00565 in=\frac{565}{100000}=\frac{565}{100}\times \frac{1}{1000}=5.65\times 10^{-3}in

\frac{1}{1000}=10^{-3}

Density  of copper=\rho=8.96g/cm^3

1 lb=454 g

3.25 lb=3.25\times 454=1475.5 g

Mass of Azurite=1475.5 g

Mass of copper=\frac{55.1}{100}\times 1475.5=813 g

Density=\frac{Mass}{volume}

Using the formula

8.96=\frac{813}{volume\;of\;copper}

Volume of copper wire=\frac{813}{8.96}=90.7cm^3

Radius of copper wire=5.65\times 10^{-3}\times 2.54=14.35\times 10^{-3} cm

1 in=2.54 cm

Volume of copper wire=\pi r^2 h

\pi=3.14

Using the formula

90.7=3.14\times (14.35\times 10^{-3})^2\times h

h=\frac{90.7}{3.14\times (14.35\times 10^{-3})^2}

h=140273 cm

1 m=100 cm

h=\frac{140273}{100}=1402.73 m

Hence, the length of copper wire required=1402.73 m

7 0
3 years ago
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