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spin [16.1K]
3 years ago
10

Which of these are not a natural resources: solar energy, wood, iron, diamonds.

Physics
1 answer:
Tcecarenko [31]3 years ago
5 0
Diamonds and iron, as they can't be easily put back or recreated. Remember to make sure yourself.
Hope this helps :)
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Four wires are made of the same highly resistive material, cut to the same length, and connected in series. Wire 1 has resistanc
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Answer:

V_2 = \frac{R_2 V_0}{R_1+R_2+R_3+R_4}

Explanation:

The 4 wires are connected in series: this means that the same current flow through them, and the voltage of the battery, V0, is equal to the sum of the voltages on each individual resistor:

V_0=V_1+V_2+V_3+V_4

Also, the equivalent resistance of the series circuit is

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The voltage V2 across wire 2 is given by Ohm's law:

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where I is the total current in the circuit, which is given by:

I=\frac{V_0}{R_{eq}}=\frac{V_0}{R_1+R_2+R_3+R_4}

Substituting this into eq. (1), we find an expression for V2:

V_2 = \frac{R_2 V_0}{R_1+R_2+R_3+R_4}

8 0
3 years ago
What is the relationship between the density of a substance and the speed of sound through that substance?
xxMikexx [17]

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What did James Madison foresee as an important element of the political system?
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Option c

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The group of people with specific political interest is known as political interest group. Many efforts are organized to influence laws and policies of government. These political groups pass laws which benefits their own political group. This group can also be known as special interest group or advocacy groups.  

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3 0
3 years ago
Read 2 more answers
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