1. Consider the circuit below. (a) Calculate the two unknown emf's. (b) Calculate the rate at which heat is being generated in 5 ohm resistor. 4.0 ?? I_2 = 4.0 A I_1 = 4.0 A ?? ?? 5.0 ??_2 = 20 V ??_1 ??_3 6.0 ?? 4.0 ??
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First, we can use Kirchhoff's loop rule to create two equations for the two unknown emfs (E1 and E2). Loop 1 (clockwise): -20V + E1 - 6V - 6I1 = 0 Loop 2 (clockwise): E2 - 6V - 6I2 = 0 Show more…
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In the circuit given in Figure 3, the current passed through the resistance 1 is i1 = 2A and the resistances are R1 = 2.00 Ω, R2 = 3.00 Ω, R3 = 2.50 Ω, R4 = 6.0 Ω, R5 = 4.00 Ω, and R6 = 3.50 Ω. a) What is the equivalent resistance of the circuit? b) What is the emf of the battery?
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. In The circuit given in Figure 3, the current passed through the resistance 1 is i1=2A and the resistance are R1=2.00 Ω, R2=3.00 Ω, R3=2.50 Ω, R4=6.0 Ω, R5=4.00 Ω and R6=3.50 Ω. a) What is the equivalent resistance of the circuit? ) b) What is the emf of the battery?
Find the unknown emf and the unknown resistor in the circuit.
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