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Calculate the value of the voltage supply in the circuit below if the resistor has a value of [tex]4 \Omega[/tex] and the current through the resistor is [tex]2.5 A[/tex].

[tex]\[
\begin{array}{l}
V = R \times I \\
V = 4 \Omega \times 2.5 A \\
V = 10 V \\
\end{array}
\][/tex]


Sagot :

To find the value of the voltage supply in the given circuit with a resistor valued at [tex]\(4 \, \Omega\)[/tex] and a current of [tex]\(2.5 \, A\)[/tex] flowing through it, we can use Ohm's Law. Ohm's Law states that the voltage [tex]\(V\)[/tex] across a resistor is the product of the current [tex]\(I\)[/tex] flowing through the resistor and the resistance [tex]\(R\)[/tex] of the resistor. This can be mathematically represented as:

[tex]\[ V = R \times I \][/tex]

Given:
- Resistance ([tex]\(R\)[/tex]) = [tex]\(4 \, \Omega\)[/tex]
- Current ([tex]\(I\)[/tex]) = [tex]\(2.5 \, A\)[/tex]

Now, substituting the given values into Ohm's Law:

[tex]\[ V = 4 \, \Omega \times 2.5 \, A \][/tex]

[tex]\[ V = 10 \, V \][/tex]

Therefore, the value of the voltage supply in the circuit is [tex]\(10 \, V\)[/tex].