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const2013 [10]
3 years ago
10

The best method for separating iron fillings from saw dust would be _____ .

Physics
2 answers:
vovangra [49]3 years ago
8 0

Answer:

D: Magnetism

Explanation:

Separating two substances in a mixture by hand can be tedious and is often expensive due to the time it takes to sort through each individual piece. A good example is separating iron fillings from saw dust.

Large companies would often need to sort through large amounts of mixtures. Hence it would be easier to use a magnet since iron fillings are attracted to magnets and saw dust is not.

marissa [1.9K]3 years ago
6 0
I Believe The Answer Is D. Magnetism 
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Answer: The answer is 333.3333 repeating

Explanation:

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A lightbulb has a resistance of 195 Ω and carries a current of 0.62 A.
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Answer:

75

Explanation:

Power is current times voltage:

P = IV

Voltage is current times resistance:

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A 6 V battery is connected to a 24 ohm resistor to create a circuit. The 6 V battery is then replaced with a 12 V battery. How d
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Answer:

1.) The current is doubled

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4.) Distance between Particles (m)

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When the The 6 V battery is replaced with a 12 V battery,

Current I = 12/24 = 0.5 A

Therefore, The current is doubled

2.) Electric current will be induced when moving a magnet up and down near the wire

3.) An electric current in the wire produces a magnetic field.

4.) Distance between Particles (m)

The force of attraction between two different masses is inversely proportional to the square of the distance between them.

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How much energy does a 75-watt light bulb consume while running for 30 minutes<br>​
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Answer:

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Explanation:

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