During the same time, 5 C of the charge passed through one section of the circuit, and 15 C
July 22, 2021 | education
| During the same time, 5 C of the charge passed through one section of the circuit, and 15 C in the other. The current strength in which section of the circuit is greater and how many times?
The current strength in the circuit section can be calculated using the formula:
I = q / t, where q is the charge passed through the conductor (C), t is the time the charge passes through the conductor (s).
Current in the first section of the circuit:
I1 = q1 / t1, where q1 = 5 Cl.
Current in the second section of the circuit:
I2 = q2 / t2, where q2 = 15 Cl.
According to the condition of the problem, t1 = t2.
I2 / I1 = (q2 * t1) / (t2 * q1) = q2 / q1 = 15/5 = 3.
Answer: The current in the second section of the circuit is 3 times greater.
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