When the switch S in the circuit shown is closed, the time constant for the growth of current in R₂ is: A) L/R₁ B) L/R₂ C) L/(R₁ + R²) D) L(R₁ + R₂)/(R₁R₂) E) (L/R₁ + L/R₂)/2

Question

Quizplus · Accepted Answer

The time constant for the growth of current in an inductor of inductance L and resistance R is given by L/R. In this circuit, the inductor is RS1U1B12S1U1B0 and its resistance is RS1U1B12. Therefore, the time constant for the growth of current in RS1U1B12S1U1B0 is L/RS1U1B12S1U1B0.

When the Switch S in the Circuit Shown Is Closed