In the circuit of Fig. 10.74, the current i, (t) = 8.132 cos 271 A. What is the inductance of L₁? 115√2 cos 2mt V 2002 w FIGURE 10.74 4,00 L₁ m 100 mF
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- An L-R-C series circuit has inductance 42.0 mH, capacitanceC, and resistance R. Without the resistor, the angular frequencyof oscillation is 624 rad/s. With the resistor, the angular frequency is208 rad/s. Find the values of (a) C and (b) R.A circuit contains a 9 V battery, a 5 MΩ resistor, a 10 H inductor, and a switch. When the switch is closed, what isthe current in the circuit after 1 μsec?V09
- A solenoid with 465 turns has a length of 7.50 cm and a cross sectional area of 2.70×10^-9 m^2. Find the solenoids inductance and the average emf aroumd the solenoid if the current changes from +2.50 A to -2.50 A in 5.33×10^-3 s.An unpowered RL circuit has an initial current of 3A. After how many seconds will the current equal 0.75A? The resistance is 11 Ohms and the inductance is 20 H.