jessica28757
28.10.2020 •
Physics
2 4.1.2 Quiz: Electricity
Question 7 of 10
What is the power (P) of an electric circuit with a current (1) of 0.5 A and a
voltage (V) of 120 V? The formula for power is P= IV.
A. 602
OWB. 60 W
C. 240 2
O D. 240 W
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Ответ:
Explanation:
P = IV
Putting values
P = (0.5)(120)
P = 60
Ответ:
the minimum amperage that the current in this wire would have to have so that its weight is completely supported by the magnetic force due to earth's field, assuming that no other forces except gravity act on it