**Consider the circuit below. [Answer in 2 significant figures]**The diagram depicts an electrical circuit consisting of various resistors and currents:- A current of 0.25 A flows from point a through a 10 Ω resistor.- This splits into two branches: - One branch contains a 0.1 A current passing through an unknown resistor R. - The other branch has a 10 Ω resistor followed by a 5 Ω resistor in series, with current I flowing through them.- Both branches rejoin and continue through a 20 Ω resistor to point b.**Questions:**a) What is the current I?b) How much power is dissipated by the unknown resistor R? You should have a numerical value.c) What is the potential difference between a and b?d) What is the equivalent resistance of the circuit?

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Consider the circuit below. [Answer in 2 significant figures] a a) b b) value. c) L 0.25 A d) > 10 Q2 M 0.1 A R = ? 20 Ω www 10 Ω ww I= ? What is the potential difference between a and b? What is the equivalent resistance of the circuit? 5Ω What is the current l? How much power is dissipated by the unknown resistor R? You should have a numerical

Consider the circuit below. [Answer in 2 significant figures] a a) b b) value. c) L 0.25 A d) > 10 Q2 M 0.1 A R = ? 20 Ω www 10 Ω ww I= ? What is the potential difference between a and b? What is the equivalent resistance of the circuit? 5Ω What is the current l? How much power is dissipated by the unknown resistor R? You should have a numerical

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

**Consider the circuit below. [Answer in 2 significant figures]**

The diagram depicts an electrical circuit consisting of various resistors and currents:

- A current of 0.25 A flows from point a through a 10 Ω resistor.
- This splits into two branches:
- One branch contains a 0.1 A current passing through an unknown resistor R.
- The other branch has a 10 Ω resistor followed by a 5 Ω resistor in series, with current I flowing through them.
- Both branches rejoin and continue through a 20 Ω resistor to point b.

**Questions:**

a) What is the current I?

b) How much power is dissipated by the unknown resistor R? You should have a numerical value.

c) What is the potential difference between a and b?

d) What is the equivalent resistance of the circuit?

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Description A circuit is constructed with five resistors and a battery as shown. The values for the resistors are: R1 = R5 = 56 Ω, R2 = 129 Ω, R3 = 81 Ω, and R4 = 84 Ω. The battery voltage is V = 12 V. Questions 1. What is I1, the current that flows through the resistor R1? 2. What is V4, the voltage across resistor R4?
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Can you answer problem 11? Can you also provide a short explanation for the answer you chose?