A battery with E = 7.60 V and no internal resistance supplies current to the circuit shown in the figure below. When the double-throw switch S is open as shown in the figure, the current in the battery is 1.00 mA. When the switch is closed in position a, the current in the battery is 1.16 mA. When the switch is closed in position b, the current in the battery is 1.98 mA. R R R (a) Find the resistance R,. (b) Find the resistance R2. (c) Find the resistance R3.

A battery with E = 7.60 V and no internal resistance supplies current to the circuit shown in the figure below. When the double-throw switch S is open as shown in the figure, the current in the battery is 1.00 mA. When the switch is closed in position a, the current in the battery is 1.16 mA. When the switch is closed in position b, the current in the battery is 1.98 mA. R R R (a) Find the resistance R,. (b) Find the resistance R2. (c) Find the resistance R3.

College Physics

10th Edition

ISBN:9781285737027

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter17: Current And Resistance

Section: Chapter Questions

Problem 22P: The human body can exhibit a wide range of resistances to current depending on the path of the...

See similar textbooks

Similar questions

(a) When the switch S in the circuit of Figure P28.14 is closed, will the equivalent resistance between points a and b increase or decrease? State your reasoning. (b) Assume the equivalent resistance drops by 50.0% when the switch is closed. Determine the value of R.
Integrated Concepts (a) What energy is dissipated by a lightning bolt having a 20,000-A current, a voltage of 1.00102 MV, and a length of 1.00 ms? (b) What mass of tree sap could be raised from 18.0°C to its boiling point and then evaporated by this energy, assuming sap has the same thermal characteristics as water?
The human body can exhibit a wide range of resistances to current depending on the path of the current, contact area, and sweatiness of the skin. Suppose the resistance across the chest from the left hand to the right hand is 1.0 106 . (a) How much voltage is required to cause possible heart fibrillation in a man, which corresponds to 500 mA of direct current? (b) Why should rubber-soled shoes and rubber gloves be worn when working around electricity?
When does an incandescent lightbulb carry more current? (a) immediately after it is turned on and the glow of the metal filament is increasing or (b) after it has been on for a few milliseconds and the glow is steady?
When the switch is open in Figure 18.8, power Po is delivered to the resistor R1. When the switch is closed, which of the following is true about the power Pc delivered to R1? (Neglect the internal resistance of the battery.) (a) Pc Po (b) Pc = Po (c) Pc Po Figure 18.8 (Quick Quizzes 18.5 and 18.6)
. The generator at a large power plant has an output of 1,000,000 kW at 24,000 V. (a) If it were a DC generator, what would he the current in it? (b) What is its energy output each day—in joules and in kilowatt—hours? (c) If this energy is sold at a price of 10 cents per kilowatt-hour, how much revenue does the power plant generate each day?
w R₁ S- R₂ да ww R2 R3 96 + 3
A battery with e m f = 3.00V and no internal resistance supplies current to the circuit shown in the figure below. When the double-throw switch S is open as shown in the figure, the current in the battery is 1.04 mA. When the switch is closed in position a, the current in the battery is 1.22 mA. When and switch is closed in position b, the current in the battery is 2.06 mA. Find the following resistances.
A salenoid is 0.15 m long, has a radius of 0.04m, and contains 1250 turns. It is hooked up to a 9-Volt battery and a switch. When the switch is closed it lakes 35 milliseconds to reach 75% of the maximum current. What is the resistance ot this circuit?
The capacitor shown below has an initial voltage of 0.15 V before the switch is closed. The resistance is 8.5 x 106 ohms and the capacitance is 2.0 microfarads. How long after the switch is closed in seconds does it take for the voltage across the resistor to drop to 0.083 V? R CH B A D
A battery with E = 5.80 V and no internal resistance supplies current to the circuit shown in the figure below. When the double-throw switch S is open as shown in the figure, the current in the battery is 1.00 mA. When the switch is closed in position a, the current in the battery is 1.16 mA. When the switch is closed in position b, the current in the battery is 2.10 mA. E M R₁ Need Help? -R₂ (a) Find the resistance R₁. ΚΩ ba So ob (b) Find the resistance R₂. ΚΩ (c) Find the resistance R3. ΚΩ Read It ww R₂ Ⓡ
R2 C=6µF 6,00 V 02 Under steady state condition, A 6-V battery supplies current to the circuit shown in Figure. When the double-throw switch S is open, as shown in the figure, the current in the battery is 1 mA. When the switch is closed in position 1, the current in the battery is 1.2 mA. When the switch is closed in position 2, the current in the battery is 2 mA. Find the resistances R1, R2, and R3. Your answer: O A) R1=3kN, R2=2 kN, R3=1 kn O B) R1=2kN, R2=1 kN, R3=2 ko O ) R;=1kN, R2=2 kN, R3=3 ko D) R=3kΩ, R2-2 kΩ, R-1 kΩ O E) R1=1kN, R2=3 kN, R3=2 kN