Three resistors R1-81.3 Ω, R2-20.5 Ω, R3 = 70.0 Ω, and two batteries ε1-40.0 V, and...
Three resistors (R1 = 6 Ω, R2 = 20 Ω and
R3 = 8 Ω) are connected in a circuit as shown in the
figure. What is the magnitude of the current in the
R3 in the middle branch of the circuit
if ε1 = 8 V and ε2 = 20 V?
Hint: Use Kirchhoff's rules.
R & R3 E2 R2
Consider the circuit shown in (Figure 1). The batteries have emfs of ε1 = 9.0 V and ε2 = 12.0 V and the resistors have values of R1 = 27Ω, R2 = 60 Ω, and R3 = 33 Ω. Determine the magnitudes of the currents in each resistor shown in the figure. Ignore internal resistance of the batteries. Determine the directions of the currents in each resistor. Ignore internal resistance of the batteries.
Consider the following circuit of three resistors (R1, R2, and R3), with batteries that have emfs ε1 = 11 V and ε2 = 44.5 V, and internal resistances r1 and r2.Part (a) Find the current I1, in amps.Part (b) Find the current I0, in amps.Part (c) Find the current I3 in amps.
In the figure ε1 = 2.73 V, ε2 = 1.22 V, R1 = 7.36 Ω, R2 = 2.67
Ω, R3 = 5.83 Ω, and both batteries are ideal. What is the rate at
which energy is dissipated in (a) R1, (b) R2, and (c) R3? What is
the power of (d) battery 1 and (e) battery 2?
R2
In the figure ε1 = 4.04 V, ε2 = 1.50 V, R1 = 4.38 Ω, R2 = 2.36
Ω, R3 = 3.24 Ω, and both batteries are ideal. What is the rate at
which energy is dissipated in (a) R1, (b) R2, and (c) R3? What is
the power of (d) battery 1 and (e) battery 2?
RL RY १४. Rs 81
14) Three resistors (R1 = 9.0 Ω, R2 = 18 Ω
and R3 = 28 Ω are connected to a 12-V battery in a
circuit as shown below. Calculate the voltage across R2.
Use the combination method to solve the problem. (Answer in
Volts)
RI R3 R2 AV
Three resistors are connected in series to a 12V battery. If R1 = 2 Ω, R2 = 4 Ω, and R3 = 10 Ω, find: the current out of the battery the potential difference across R1 the potential difference across R2 the potential difference across R3 the potential difference across R1 and R2 the potential difference across R1, R2, and R3
IP Three resistors, R1 = 15 Ω , R2 = 62 Ω , and R3=R, are connected in series with a 24.0 V battery. The total current flowing through the battery is 0.15 A . Find the value of resistance R. Find the potential difference across each resistor.
Consider the circuit shown in the figure with resistors R1= 4.0
Ω, R2= 3.0 Ω, R3= 3.0 Ω, and batteries V1= 2.0 V, V2=1.5 V
respectively. What is the potential drop (voltage) across resistor
R3?
In the figure ε1 = 5.14 V, ε2 = 12.7 V,
R1 = 94.2 Ω, R2 = 185 Ω,
and R3 = 288 Ω. One point of the circuit is
grounded (V = 0). What are the (a) size
and (b) direction (up or down) of the current
through resistance 1, the (c) size and
(d) direction (left or right) of the current
through resistance 2, and the (e) size and
(f) direction of the current through resistance 3?
(g)...