. A 20Ω, an 18Ω and an unknown resistor connected in series to give an equivalent resistance of 64Ω. B. Two identical unknown bulbs connected in series with a 50Ω and a 64Ω heater to produce an equivalent resistance of 150Ω. What is the resistance of each of the bulb?

Where a 9 V battery is connected to a network of resistors with R1 = 72 Ω, R2 = 132 Ω, R3 = 18 Ω, and R4 = 36 Ω. What is the current produced by the battery? (in A)a. 0.943 Ab. 0.0349 Ac. 0.125 Ad. 0.188 A

A circuit consists of 3 branches. The first branch has a 44.2V battery. The second branch has a 18.6Ω resistor and a 13.0Ω light bulb. The third branch has a 8.3Ω resistor. What is the potential difference across the 8.3Ω resistor?

Solve the following with THREE quantity of either batteries or resistors. A. Three batteries, each having a voltage of 2.0 V, are connected in series. What is the total voltage across them? CHOICES: 1.5 6 3 2 B. Three resistors, each having a resistance of 30 Ω, are connected in parallel with each other. What is the value of their effective resistance? CHOICES: 10 60 15 30

Answer the three following questions: A. Find the equivalent resistance of 12Ω, 25Ω and 42Ω connected in series.   B. Find the equivalent resistance of three 30Ω light bulbs and two 20Ω heating elements connected in series.   C. Find the equivalent resistance of two strings of Christmas tree lights connected in series, if the first string has eight 4Ω bulbs in series and the second has twelve 3Ω in series.

12.0V 750 33Ω 150 99 0 ***The voltage is 12.0 V. Ohms. A. The equivalent resistance of the circuit is B. The current through the 54 Ohms resistor is A. C. The power is dissipated in the 15 Ohms resistor is W. Round all answers to 2 decimal places.

A circuit consists of 3 branches. The first branch has a 38.8V battery and a 5.3Ω resistor. The second branch has a 13.1Ω light bulb. The third branch has a 16.9Ω resistor. What is the potential difference across the 16.9Ω resistor?

Three identical resistances, each 15 Ω, are connected in parallel with one another as shown. The combination is connected to a 10-V battery whose internal resistance is negligible. a. What is the equivalent resistance of this parallel combination?b. What is the total current through the combination? c. How much current flows through each resistor in the combination?

A 20 V battery is connected to a resistor. Neglecting the internal resistance of the battery, the power delivered to the resistor is 10 W. The resistance of this resistor is equal to O a. 0.33 N O b.40 N O. 3.0 0 O d. 0.02 0

Chapter 20, Problem 075 When a light bulb is connected across the terminals of a battery, the battery delivers 21.1 W of power to the bulb. A voltage of 10.7 V exists between the terminals of the battery, which has an internal resistance of 0.475N. What is the emf of the battery? Number Units