mf of 3,0 V, as indicated in the diagram below.3,0 V1,5 A A20VR.R2a) If the potential difference across R, is 2,0 V, calculate its resistance. (1,3 2)b) Calculate the resistance of resistor R. (0,67 S2)1. A 12V battery is connected in a circuit as indicated in the diagram tothe right.Determine:a) the total resistance in the circuit (4 2)b) the reading on the ammeter (3 A)d the reading on the voltmeter (6 V)the current that flows through the 12 2 resistor. (0,5 A)3 V

Current , I = 1.5 A Potential difference , V = 3 V Potential difference across R1 , V1 = 2 V To find…

nf of 3,0 V, as indicated in the diagram below. 3,0 V 2,0 V 1,5 AA R1 R2 a) If the potential difference across R, is 2,0 V, calculate its resistance. (1,3 2) b) Calculate the resistance of resistor R. (0,67 S2) rircuit as indicated in the diagram to

nf of 3,0 V, as indicated in the diagram below. 3,0 V 2,0 V 1,5 AA R1 R2 a) If the potential difference across R, is 2,0 V, calculate its resistance. (1,3 2) b) Calculate the resistance of resistor R. (0,67 S2) rircuit as indicated in the diagram to

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 21P: The label on a battery-powered radio recommends the use of a rechargeable nickel-cadmium cell...

See similar textbooks

Related questions

Q: Three identical resistors (2Ω each) are connected to a 12V ideal battery as shown. i) If an ideal…

Q: 5. Find the equivalent resistance Re for the three resistors below. Assume a 12V emf is connected to…

A: When resistors are in parallel then their equivalent resistance is given by, 1Req=1R1+1R2+…+1Rn In…

Q: Click the link below:…

Q: A 50.0-µF capacitor has an initial charge of 500.0 µC. 1) If a resistance of 60.0 Q is connected…

A: capacitance (C) = 50μFcharge (Q) = 500μC

Q: Battery R₁ R₂ R₁ In the circuit above, a 8 V battery is connected to the circuit where R₁ = 52, R₂ =…

Q: Is In the following diagram, use Kirchhoff's rules to solve current passing through8 ohm resistor, I…

A: Considering the current in the left hand loop as I1 And that in the right hand loop be I3 from the…

Q: What is the resistance of a 3.4-m length of copper wire 1.6 mm in diameter? The resistivity of…

Q: What is the potential of battery in image below? What is the potential drop across resistor in the…

Q: What is the equivalent resistance of the combination of identical resistors of 148 Q between points…

Q: 2.0 s, 6.25 x 1018 electrons pass through a given point. How much current passes through this point?

Q: Convert the three Y-connected resistors, 20, 10, and 5 ohms to three A-connected resistors Ra, Rb,…

A: There is a simple formula which is used to convert T to ∆ form. Let RA=20 ohm RB=5 ohm and…

Q: 29) A 10-A current flows through a wire for 2.0 min. (e=1.60 x 10-19 C) (a) How much charge has…

A: Given data- amount of current = 10 A total time during which current flows ( T ) =…

Q: 1) In the circuit shown, bulbs A, B and C are identical. a) What happens if bulb A is unscrewed? b)…

Q: 1) In the circuit shown, bulbs A, B and C are identical. A B a) What happens if bulb A is unscrewed?…

Q: Given two lengths of metal wire, which one will have the least electrical resistance: one that is…

Q: In 2.0 s, 6.25 x 1018 electrons pass through a given point. How much current passes through this…

A: Given information: The number of electrons pass through the point (n) = 6.25×1018 The time taken…

Q: Solve for the unknowns. Find All The Currents And Voltages Across Each Resistor And Cell In The…

Q: What is the equivalent resistance of the combination of identical resistors of 87 Q between points…

Q: Note: The currents are not necessarily in the direction shown. Use the following variables as…

A: V1 = 26 volts V2 = 13 volts R = 10 ohm R1 = 28 ohm R2 = 12 ohm

Q: Problem : Two resistors Ry and Ra are connected in parallel as shown in the figure. v If the…

A: The total resistance, R of the parallel circuit is given by, 1R = 1R1 + 1R2 So, R = R1R2R1 + R2 or,…

Q: what is the potential across and current through each resistor ?(

A: Given, V=10V Equivalent resistance Req=10+(20∥5+25) ohm 20∥301R=120+130=20+3020×30=50600R=60050=12…

Q: Find the potential difference across the 25 N resistor.

Q: R, = 5.0 N R2= 12.0 Q Rg = 30.0 a R, = 6.0 NR3 = 6.0 Q

A: GUESS method of problem solving is the process of solving a problem by using the five steps, that is…

Q: Note: The currents are not necessarily in the direction shown. Use the following variables as…

Q: How does the electric potential difference across each resistor (AV,, AV „ AV,) compare to one…

Q: uppose a resistive network is constructed as shown below where each of five resistors has the same…

Q: Figure 4 shows the arrangement of 3 resistors, which are connected to 3 sources: 70 V, 60 V and 80…

A: Let current i1 is flowing in the clockwise direction in the left-side loop and current i2 is flowing…

Q: Refer to the diagram shown below. Four identical light bulbs, each of resistance R, are connected as…

A: Given: Resistance is R Let the circuit be redrawn as as: When two resistances are connected in…

Q: Let Us Apply 1. A triangular array of resistors is shown in Figure 11. What current will this array…

Q: Physics Please solve the following question and include a section showing the formulas that would…

Q: 2. In the circuit diagram shown on the right, find the currents through each of ww the three…

Question

mf of 3,0 V, as indicated in the diagram below.
3,0 V
1,5 A A
20V
R.
R2
a) If the potential difference across R, is 2,0 V, calculate its resistance. (1,3 2)
b) Calculate the resistance of resistor R. (0,67 S2)
1. A 12V battery is connected in a circuit as indicated in the diagram to
the right.
Determine:
a) the total resistance in the circuit (4 2)
b) the reading on the ammeter (3 A)
d the reading on the voltmeter (6 V)
the current that flows through the 12 2 resistor. (0,5 A)
3 V

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1 Given

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A car battery with a 12-V emf and an internal resistance of 0.050 is being charged with a current of 60 A. Note that in this process the battery is being charged. (a) What is the potential difference across its terminals? (b) At what rate is thermal energy being dissipated in the battery? (c) At what rate is electric energy being converted to chemical energy? (d) What are the answers to (a) and (b) when the battery is used to supply 60 A to the starter motor?
In Figure 21.41. does the graph indicate the time constant is shorter for discharging than for charging? Would you expect ionized gas to have low resistance? How would you adjust R to get a longer time between flashes? Would adjusting R affect the discharge time?
Integrated Concepts A 12.0-V emf automobile battery has a terminal voltage of 16.0 V when being charged by a current of 10.0 A. (a) What is the battery’s internal resistance? (b) What power is dissipated inside the battery? (c) At what rate (in °C/min ) will its temperature increase if its mass is 20.0 kg and it has a specific heat of 0.300 kcal/kg. °C, assuming no heat escapes?
(a) A defibrillator sends a 6.00-A current through the chest of a patient by applying a 10,000-V potential as in the figure below. What is the resistance of the path? (b) The defibrillator paddles make contact with the patient through a conducting gel that greatly reduces the path resistance. Discuss the difficulties that would ensue if a larger voltage were used to produce the same current through the patient, but with the path having perhaps 50 times the resistance. (Hint: The current must be about the same, so a higher voltage would imply greater power. Use this equation for power: P=I2 RP = .)
Is a circuit breaker wired (a) in series with the device it is protecting, (b) in parallel, or (c) neither in series or in parallel, or (d) is it impossible to tell?
A 1,00-?O voltmeter is placed in parallel with a 75.0kresistor in a circuit, (a) Draw a circuit diagram of the connection, (b) What is the resistance of the combination? If the voltage across the combination is kept the same as it was across the 75.0-kresistor alone, what is the percent increase in current? (d) If the current through the combination is kept the same as it was through the 75.0-kresistor alone, what is the percentage decrease in voltage? (e) Are the changes found in parts (c) and (d) significant? Discuss.
When a straight wire is heated, its resistance changes according to the equation R = R0 [1 + (T T0)] (Eq. 17.7), where is the temperature coefficient of resistivity. (a) Show that a more precise result, which includes the length and area of a wire change when it is heated, is R=R0[1+(TT0)][1+(TT0)][1+2(TT0)] where is the coefficient of linear expansion. (See Topic 10.) (b) Compare the two results for a 2.00-m-long copper wire of radius 0.100 mm, starting at 20.0C and heated to 100.0C.
A child’s electronic toy is supplied by three 1.58-V alkaline cells having internal resistances of 0.0200 in series with a 1.53-V carbon-zinc dry cell having a 0.100- internal resistance. The load resistance is 10.0 . (a) Draw a circuit diagram of the toy and its batteries, (b) What current flows? (c) How much power is supplied to the load? (d) What is the internal resistance of the dry cell if it goes bad, resulting in only 0.500 W being supplied to the load?
The label on a battery-powered radio recommends the use of a rechargeable nickel-cadmium cell (nicads), although it has a 1.25-V emf, whereas an alkaline cell has a 1.58-V emf. The radio has a 3.20 resistance.(a) Draw a circuit diagram of the radio and its battery. Now, calculate the power delivered to the radio (b) when using a nicad cells, each having an internal resistance of 0.0400 , and (c) when using an alkaline cell, having an internal resistance of 0.200 . (d) Does this differenceseem significant, considering that the radio's effective resistance is lowered when its volume is aimed up?
A child's electronic toy is supplied by three 1.58-V alkaline cells having internal resistances of 0.0200 inseries with a 1.53-V carbon-zinc dry cell having a 0.100- internal resistance. The load resistance is 10.0 . (a) Draw a circuit diagram of the toy and itsbatteries, (b) What current flows? (c) How much power is supplied to the load? (d) What is the internal resistance of the dry cell if it goes bad, resulting in only 0.500 W being supplied to the load?
Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r = 1,00 . (a) Find the equivalent resistance of the circuit and the current out of the battery. (b) Find the current through each resistor, (c) Find die potential drop across each resistor, (d) Find the power dissipated by each resistor, (e) Find the total power supplied by the batteries.
R1 = 35 Ω, R2 = 20 Ω, and R3 = 15 Ω. The battery supplies an emf of ε = 220V. What is the equivalent resistance, RS ? What is the current through each resistor? What is the voltage drop across each resistor?