Consider the circuit shown in the figure below. (Assume R₁ = 10.5, R₂ = 2.15 02, and V = 7.70 V.) R₁ R₂ 5.00 Ω www 4.00 Ω www 3.00 Ω ww (a) Calculate the equivalent resistance of the R₁ and 5.00- resistors connected in parallel. Ω (b) Using the result of part (a), calculate the combined resistance of the R₁, 5.00-2 and 4.00- resistors. 152 (c) Calculate the equivalent resistance of the combined resistance found in part (b) and the parallel 3.00- resistor. Ω

Consider the circuit shown in the figure below. (Let R₁ = 4.00, R₂ = 3.00 , and Є = 10.0 V.) 10.0 Ω WWW 2.00 Ω 5.00 Ω www E (a) Find the voltage across R₁. (b) Find the current in R₁. A R₂ www R₁ www

The figure below shows a chain of connected resistors between points a and b. The resistance of each is given in the figure. 12.02 a. 6.00 Q 5.00 Ω ww 6.00 Ω 4.00 Q www 8.00 Q 5.00 (a) What is the equivalent resistance (in 2) of the entire chain between points a and b? 11.66 ✔ D (b) A battery with a potential difference of 32.1 V is connected to the chain, with one terminal connected to point a and the other connected to point b. What is the current (in A) in each resistor x 12.0 D From the potential difference between a and b, and the equivalent resistance of the entire chain, what is the total current between a and b? From this current, and the equivalent resistance of the parallel 12.00 and 6.000 resistors, what is the potential difference across this section of parallel resistors? From here, what is the current in the 12.00 resistor? A X From the potential difference between a and b, and the equivalent resistance of the entire chain, what is the total current between a and b? From…

Two ideal emf devices are connected to a set of resistors as shown in the figure below. If  1 = 3.50 V,   R1 = 12.00 Ω,   R2 = 5.50 Ω,   R3 = 16.00 Ω,   R4 = 20.50 Ω,  and the current through R4 is 0.230 A, what is the emf 2?

Find the equivalent resistance between points A and B in the drawing. Assume R1 =2.70 Q, R2= 6.50 Q, R3 = 1.40 Q, R4 = 3.80 O, R5 = 4.70 Ω, R-2.90 Ω, and R,- 5.00 Ω. R1 R2 R3 A ww Rs R- B ww- R4

(a) What is the resistance of a 135 Q, a 2.50 k2, and a 4.25 k2 resistor connected in series? Ω (b) What is the resistance if they are connected in parallel? Ω

Consider the following figure. (Assume V = 19.0 V, R₁ = 1.50 , and R₂ R₁ www V + 3.00 Ω ww 4.00 Ω -R₂ (a) Is it possible to reduce the circuit shown in the figure above to a single equivalent resistor connected across the battery? Explain. This answer has not been graded yet. (b) Find the current in the 1.50- resistor. A 6.00 2.) (c) Calculate the power delivered by the battery to the circuit. W

Figure 1 of 1 E = 60.0 V, r = 0 3.00 Ω 12.0 Ω mxm 6.00 Ω 4.00 Ω ▼ Part A Compute the equivalent resistance of the network in the figure (Figure 1). The battery has negligible internal resistance. R= Submit Request Answer Part B ——| ΑΣΦ What is the current through the 3.00 2 resistor? I = Γ΄Π ΑΣΦ Submit Request Answer ? ? 2 A

Problem 4: A circuit consisting of 5 resistors is shown in the graph. Their resistances are R,-16 Ω, R,-85 Ω, R,-810, R4-69 Ω, and R5-34 Ω, and the emf of the battery is 3.5 V. Suppose the internal resistance of the battery is zero Part (a) Express the equivalent resistance of the combination of R2, R3, and R4. Part (b) Express the total resistance of the circuit R in terms of R/, R2, R3, R4. and R Part(c) Calculate the numerical value of the total resistance R in Ω Part (d) Express the current I through Rj in terms of the emf e and the equivalent resistance R Part (e) Calculate the numerical value of I in A a Part (f) Express the power P dissipated by R/ through I and R) Part (g) Calculate the numerical value of the power P in W. cos(0 tan() sin HOME cotanO asin acos ) sinh0 4 5 6 atan()acotan( cosh cotanhO O Degrees Radians BACKSPACE CLEAR