paula161 paula161

02-03-2018
Physics

contestada

The current in a radio measures 12 amps. The resistance of the radio is 4 ohms. What is the voltage?
Question 1 options:

3 V

48 V

3 A

48 ohms

Respuesta :

budwilkins budwilkins

06-03-2018

voltage (v) = current (i) × resistance (r)
v = i×r = 12×4 = 48 V
B) 48 V

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