A 3V battery is hooked up to two resistors connected in series. One resistor, R1 has a resistance of 2.0 Ω and the other resistor, R2 has a resistance of 4.0 Ω . Which resistor has lower electric power? R2 R1 and R2 have same electric power. R1

A 3V battery is hooked up to two resistors connected in series. One resistor, R1 has a resistance of 2.0 Ω and the other resistor, R2 has a resistance of 4.0 Ω . Which resistor has lower electric power? R2 R1 and R2 have same electric power. R1

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter29: Direct Current (dc) Circuits

Section: Chapter Questions

Problem 45PQ: Figure P29.45 shows five resistors connected between terminals a and b. a. What is the equivalent...

See similar textbooks

Related questions

Q: Five resistors are connected as shown in the diagram. The potential difference between points A and…

A: Note: As per criterion of Bartleby, only three parts (a), (b) and (c) would be solved here.…

Q: When resistors 1 and 2 are connected in series, the equivalent resistance is 19.9 Q. When they are…

Q: 1000 V 후 3000 $2 10.5 HF

Q: resistors are combined in a circuit along with a battery and an ammeter. The values of the resistors…

A: Equivalent resistance in series R = R1 + R2 + R3 Equivalent resistance in parallel 1/R = 1/R1 +…

Q: 30V battery is connected to 3 resisters in parallel. R1=6 Ohms, R2=3 Ohms, and R3=2 Ohms. A. Find…

A: Given: The voltage of the battery is 30 V. The values of the resistor R1 is 6 Ω. The values of the…

Q: Two batteries "A" and "B", each with emf= 10.5 (V) are connected in series configuration. Note that…

Q: R1 = 35 Ω, R2 = 20 Ω, and R3 = 15 Ω. The battery supplies an emf of ε = 220V. What is the equivalent…

A: R1= 35 Ω, R2= 20 Ω, and R3= 15 Ω Equivalent resistance, Rs = 35+20+15 = 70 Ω In series…

Q: A capacitor of 20.0 µF and a resistor of 100 2 are quickly connected in series to a battery of 6.00…

A: A series RC circuit, Resistance, R = 100 ohm Capacitance, C = 20 microFarad Battery voltage, V0 = 6…

Q: R1 R2 R3 A circuit consists of three resistors (R, = 73 kO, R2 = 42 k2, R3 = 42 kQ) and one power…

A: Given data: R1 = 73 kΩ, R2 = 42 kΩ R3 = 42 kΩ Power supply (ε) = 8.6 V Required: The equivalent…

Q: The resistors in the circuit below have the following values: R1 = 7.60 Ω, R2 = 7.00 Ω, and R3 =…

A: Consider the diagram below. Given information:

Q: Three resistors: R1 = 5 Q,R2 = 3 0, and R3 = 4Q are connected in series to each other. A voltmeter…

A: Given: R1=5 ΩR2=3 ΩR3=4 Ω The reading of voltmeter across R2 is 6 V.

Q: Two separate 48.0-V batteries are each connected across separate resistors. One is connected across…

Q: The equivalent resistance of two resistors when connected in series and in parallel are 32Ω and 6Ω…

A: When you have a series circuit, the total resistance can be found by adding the resistance of each…

Q: A light bulb is connected to an 8-volt battery and draws 2 amps of current. What is the net…

Q: Assume that you have a voltage source of 31 V and three resistors: Resistor A is 9.5 Ω, Resistor B…

Q: A student connects two resistors with unknown resistance values in series, and notes that the…

A: Given Equivalent resistance in series of two unknown resistance = Rs = 725 Ω And Equivalent…

Q: In the diagram below, the battery has an emf of 1200V, the capacitor has a capacitance of 6.5µF and…

Q: (3) A battery whose emf is 6 V is connected to a 202 resistor. The voltage drop across the 22…

Q: A circuit contains four resistors. Resistor R1 has a resistance of 53.0 2, resistor R2 has a…

A: Given data: Resistance R1=53.0ΩR2=115ΩR3=77.0ΩR4=151Ω Voltage V=45.0V

Q: You bought a 36.0 V battery, 20.0 Ω, 76.0 Ω, and 103.0 Ω resistors. You decide to connect them in…

Q: Two resistors of resistance 10 N and 20 n are connected in parallel to a cell of negligible internal…

A: Given Two resistors of 10 ohm and 20 ohm are connected in parallel. In parallel combination the…

Q: The figure below shows a battery connected to a circuit. The potential difference across the battery…

Q: The circuit below shows three identical light bulbs attached to an ideal battery with emf = 18 V. If…

A: There are 3 bulbs connected in the circuit with the 18 V battery. Bulbs 2 and 3 are connected…

Q: Three 7.20 Q resistors are connected in series to a 18.0 V battery. What is the equivalent…

Q: When resistors 1 and 2 are connected in series, the equivalent resistance is 16.1 Q. When they are…

A: given,resistors are in series, so R=R1+R2and for parallel connection,1R=1R1+1R2

Q: A circuit contains four resistors. Resistor R1 has a resistance of 47.0 ohm , resistor R2 has a…

A: In general if resistor are connected end to end with one another then the combination is referred as…

Q: Three resistors are connected in series across a battery. The value of each resistance and its…

Q: A student connects two resistors with unknown resistance values in series, and notes that the…

A: Let the two resistors be = R1 and R2The equivalent resistance when connected in series = 725 ohm The…

Q: R1 R2 A circuit consists of two parallel resistors (R, = 30 k2, R2 = 70 k2) and one power supply (E…

A: Given data: Resistors are connected in parallel R1 = 30 kΩ and R2 = 70 kΩ Power supply (ε) = 10 V…

Q: A circuit consists of a resistor connected across a battery. The resistance of the resistor is RR =…

Q: In the circuit of (Figure 1), each resistor represents a light bulb. Let R1=R2=R3=R4=R1=R2=R3=R4=…

A: In the given question, given a circuit with the values of resistors and emf. Then We have to…

Q: Three identical resistors are connected in parallel to a battery. If the current of 12 A flows from…

A: Basic Details The total current in the parallel circuit is equal to the summation of the current…

Q: Consider the circuit shown in (Figure 1). The batteries have emfs of E1=9.0V and E2=12.0V and the…

A: E1= 9V , E2=12V R1 = 28ohm R₂ = 68ohm R3= 34 ohm NOTE:- current will always flow…

Q: When resistors 1 and 2 are connected in series, the equivalent resistance is 14.2 Q. When they are…

Q: 3. Two resistors are connected in series. The total voltageis 12.0 V. The values of the resistances…

Q: A2 ohm and a 4 ohm resistor are connected to a 1.5 V battery in parallel. What is the current…

A: In parallel connection voltage across each resistor is same. So, voltage across 2 ohm resistor is…

Q: ASSIGNMENT Two 1.50-V batteries are inserted in series into a flashlight. One battery has an…

A: From the diagram, the total emf of the battery is:

Q: The circuit shown below has a 15 V battery connected to two resistors in series with R1 100 2 and R2…

Q: The emf of the battery in the circuit shown above is 10.0V, while the resistance of each resistor…

Q: When four identical resistors are connected to an ideal battery of voltage V = 10 V as shown in the…

A: Given data: The voltage of the ideal battery is V=10 V. The current in the circuit is I=0.20 A.…

Q: Two resistors R₁ = 62 and R₂ = 12 2 are connected in parallel to each other and in series to R3 = 2…

A: Given data: Two resistors are connected in parallel R1 = 6 Ω and R2 = 12 Ω And third resistor…

Q: 22. An 8 ohm resistor and a 6 ohm resistor are connected in series with a battery. The potential…

Q: (a) Three 2.40 Q resistors are connected in series to a 22.0 V battery. What is the equivalent…

Q: 12 A single 12.0 V battery is connected in series with two identical 10 2 resistors. What is the…

Q: a. What is the equivalent resistance to the three resistors on the left of the battery in the…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: An electric heater is constructed by applying a potential difference of 110 V across a wire with a…

Q: The circuit below shows three identical light bulbs attached to an ideal battery with emf = 18 V. If…

Q: Three resistors 10 Ω, 15 Ω and 20 Ω are connected in series across a 48 V source. What is the…

Q: In the circuit diagram, the emf of the battery is 12V. Resistor R1 has a resistance of 4.0ohms, and…

Question

A 3V battery is hooked up to two resistors
connected in series. One resistor, R1 has a
resistance of 2.0
Ω
and the other resistor, R2 has a resistance of
4.0
Ω
Which resistor has lower electric power?
R2
R1 and R2 have same electric power.
O R1

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

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps

SEE SOLUTION Check out a sample Q&A here

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?
A 20.00-V battery is used to supply current to a 10-k resistor. Assume the voltage drop across any wires used for connections is negligible, (a) What is the current through the resistor? (b) What is the power dissipated by the resistor? (c) What is the power input from the battery; assuming all the electrical power is dissipated by the resistor? (d) What happens to the energy dissipated by the resistor?
The- pair of capacitors in Figure P28.63 are fully charged by a 12.0-V battery. The battery is disconnected, and the switch is then closed. Alter 1.00 ms has elapsed, (a) how much charge remains 011 the 3.00-F capacitor? (b) How much charge remains on the 2.00-F capacitor? (c) What is the current in the resistor at this time?
Three 60.0-W, 120-V lightbulbs are connected across a 120-V power source, as shown in Figure P18.50. Find (a) the total power delivered to the three bulbs and (b) the potential difference across each. Assume the resistance of each bulb is constant (even though, in reality, the resistance increases markedly with current). Figure P18.50
Ralph has three resistors, R1, R2, and R3, connected in series. When connected to an ideal emf source E1, current I1 flows through the resistors. a. If the resistors are instead connected to a second source with E2=2E1, what is the new current through the resistors in terms of the first current? b. Show that, if each resistance is doubled and the resistors are connected in series to the second emf source, the current through the resistors is equal to I1.
Consider the circuit shown in Figure P28.21 on page 860. (a) Find the voltage across the 3.00-0 resistor, (b) Find the current in the 3.00-12 resistor.
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?
For the network in Figure P18.60, show that the resistance between points a and b is Rab=2717. (Hint: Connect a battery with emf across points a and b and determine /I, where I is the current in the battery.) Figure P18.60
A battery has an emf of 15.0 V. The terminal voltage of the battery is 11.6 V when it is delivering 20.0 W of power to an external load resistor R. (a) What is the value of R? (b) What is the internal resistance of the battery?
A student makes a homemade resistor from a graphite pencil 5.00 cm long, where the graphite is 0.05 mm indiameter. The resistivity of the graphite is =1.38102/m . The homemade resistor is place inseries with a switch, a 10.00-mF capacitor and a 0.50-V power source, (a) What is the BC time constant of the circuit? (b) What is the potential drop across the pencil 1.00 s after the switch is closed?
(a) Can the circuit shown in Figure P18.29 be reduced to a single resistor connected to the batteries? Explain. (b) Find the magnitude of the current and its direction in each resistor. Figure P18.29
Four resistors are connected to a battery as shown in Figure P21.40. The current in the battery is I, the battery emf is , and the resistor values are R1 = R, R2 = 2R, R3 = 4R, and R4 = 3R. (a) Rank the resistors according to the potential difference across them, from largest to smallest. Note any cases of equal potential differences. (b) Determine the potential difference across each resistor in terms of . (c) Rank the resistors according to the current in them, from largest to smallest. Note any cases of equal currents. (d) Determine the current in each resistor in terms of I. (e) If R3 is increased, what happens to the current in each of the resistors? (f) In the limit that R3 , what are the new values of the current in each resistor in terms of I, the original current in the battery? Figure P21.40