The current in the iron is 0.2 A. What electric charge will pass through its coil in 5 minutes?

I = 0.2 A.

t = 5 min = 300 s.

q -?

The strength of the current I is called a scalar physical quantity, which shows what charge q passes per unit time t, through the cross-section of the conductor.

The current I is determined by the formula: I = q / t.

q = I * t.

q = 0.2 A * 300 s = 60 Cl.

Answer: a charge of q = 60 C passes through the cross section of the iron spiral.



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