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The voltage between two points in a circuit is 4.2 V. If the resistance between
the points is 72, what is the current, according to Ohm's law?
A. 0.058 A
B. 76.2 A
O C. 17.1 A
O D. 302 A

Respuesta :

rafaleo84

Answer:

I = 0.058 [A]

Explanation:

Ohm's law is defined as voltage equal to the product of current by resistance.

[tex]V =I*R[/tex]

where:

V = voltage = 4.2 [V]

I = current [amp]

R = resistivity = 72 [ohm]

Now clearing I, we have:

[tex]I = V/R\\I = 4.2/72\\I = 0.058 [A][/tex]

phantombox0

Answer:

A. 0.058 A

Explanation:

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