A PHYS-91; Multiple Choice: A circuit has a resistance of 200 ohms. The resistance of the circuitcan be reduced to 120 ohms by adding which of the following to the circuit.w) 80 ohm resistor in seriesx) 150 ohm resistor in parallely) 240 ohm resistor in seriesz) 300 ohm resistor in parallellog (wPHYS-91; Multiple Choice: When a 2 kilogram mass is suspended from a spring, the springstretches 4 cm. The force constant of the spring is approximately:+w) .5 newtons per meterx) 5 newtons per metery) 50 newtons per meterz) 500 newtons per meterMOITAIGAN VOX

Given data: Resistance of circuit (R1) = 200 Ω New equivalent resistance (R) = 120 Ω Required: The…

A PHYS-91; Multiple Choice: A circuit has a resistance of 200 ohms. The resistance of the circuit can be reduced to 120 ohms by adding which of the following to the circuit. w) 80 ohm resistor in series x) 150 ohm resistor in parallel y) 240 ohm resistor in series z) 300 ohm resistor in parallel

A PHYS-91; Multiple Choice: A circuit has a resistance of 200 ohms. The resistance of the circuit can be reduced to 120 ohms by adding which of the following to the circuit. w) 80 ohm resistor in series x) 150 ohm resistor in parallel y) 240 ohm resistor in series z) 300 ohm resistor in parallel

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter10: Direct-current Circuits

Section: Chapter Questions

Problem 69AP: Consider the circuit below. The battery has an emf of = 30.00 V and an internal resistance of r =...

See similar textbooks

Related questions

Q: A battery has an emf of 16.0 V. The terminal voltage of the battery is 11.6 V when it is delivering…

A: Given ,EMF of battery = 16V Terminal voltage of battery =11.6V Power delivered to external resistor…

Q: A battery with internal resistance r= 0.16ohm and emf ε= 404 V is connected to the ends of resistors…

A: Internal resistance , r = 0.16 Ω EMF , e = 404 V R1 = 4 Ω R2 = 12 Ω To find = Total heat energy…

Q: Cells provide electromotive force (emf) to a circuit but can have internal resistance themselves.…

A: (a) Defiination of emf :- Electromotive Force (emf)is the amount of energy delivered per unit…

Q: You are analyzing a circuit with an unknown resistance connected across a battery of unknown…

Q: A student used the following circuit to "Verify the Ohm's Law". He drew a graph between Voltage and…

A: Ohm's law states that the current through the conductor between two points is directly proportional…

Q: A circuit has a 99 2 resistor, a 881 2 resistor and a 180 2 resistor all connected in series with…

Q: Three capacitors with capacitances 4 μF, 6 μF, and 8 μF are connected in parallel. This combination…

A: Capacitors can be connected in different ways - namely in series or parallel - and this affects the…

Q: The circuit shown in the diagram contains capacitors connected in series and in parallel. The 65 µF…

Q: 1-a) What is the Vdc potential difference in the circuit in the figure? b) ) If a battery with an…

Q: 4) Consider a circuit with an external voltage of AU = 3V in which two resistors, with R₁ = 650 and…

A: Given data: External voltage (ΔV) = 3 V Two resistors are connected in parallel R1 = 65 Ω and R2 =…

Q: Three resistance values 10 ohm, 10 ohm and 5 ohm are to be connected to a 5V battery so as to obtain…

A: Concept used: Ohm's law is used. The total resistance is more than individual resistances if they…

Q: A 200-2 resistor and a 500-2 resistor are in series as a part of a larger circuit. If the voltage…

Q: Determine the equivalent resistance of the circuit R1= 44 ohms, R2= 10 ohms and R3= 33 ohms R2 R1 R3…

A: Given : Resistance R1 = 44 ohmResistance R2 = 10 ohmResistance R3 = 33 ohm

Q: Consider the circuit shown in the figure. (Assume that C₁ = 4 μF, C₂ = 3 μF, C3 = 7 μF, and C4 = 5…

Q: 5. What is the equivalent resistance in the circuit shown in the figure? = 10 Ω a) 80 Ω b) 55 Ω c)…

Q: 2) Consider the Circuit below. Determine the equivalent capacitance of the circuit and the charges…

A: The objective is to determine the total energy stored in the circuit

Q: 8) Solve the circuit in Figure 6 by mesh analysis and find the current Ix and the voltage across R2.…

Q: 6) A circuit consists of four resistors (R, = 10 kN, R2 = 20 kN, R3 = 30 kN, R4 = 40 kN) and R1 R2…

A: Resistances R1, R2 and R3 are in series connection. R123=R1+R2+R3=10kΩ+20kΩ+30kΩ=60kΩ R123 and R4…

Q: "A circuit with parallel connected resistors of 2 ohms, 5 ohms, 10 ohms and 15 ohms. On which…

Q: While a 6-µF capacitor is charged through a resistor, the current drops to half of its maximum…

Q: In a circuit, the total resistance is smaller than the smallest resistance in the circuit.

A: In a circuit, resistors can be connected in parallel or series connection. In a series connection,…

Q: mplete a total table for this capacitor circuit.. (to 3 decimal places) Label all JUNCTIONS 7.0 uF…

Q: A capacitor of capacitance C-2mF is discharging through a resistance R-0.5MN. How long (in sec) does…

Q: Which of the following statements is false? a) The total resistance of several resistors in series…

A: Let, R1 = 1Ω and R2 = 2Ω Resistance in series, Rs = R1 + R2 Rs = 1Ω + 2Ω = 3Ω Statement…

Q: a) By finding the equivalent capacitance, and then working backwards, find the voltage drop across…

A: Overall voltage V = 10 v Capacitance of each = 2μF Formula used: For capacitors in series 1/C =…

Q: In the circuit below, consider that all capacitors are identical. Which one of the following…

A: in figure we can clearly seen that the in the circuit diagram case 1 is different from the other…

Q: 5. Complete the table using the given three resistors and a power supply below with their respective…

Q: 10 uF 10 uF 10 uF 35 uF 20 uF 5 uF E 15 uF 15 uF 120 V

Q: A resistor with the color coded value of 1000 Ω and ± 10% tolerance can have an actual resistance…

A: Required : A resistor with the color coded value of 1000 Ω and ± 10% tolerance can have an actual…

Q: When unequal resistors are connected in parallel in a circuit, a) none of the statements is correct.…

A: Unequal resistor are connected in parallel in circuit.

Q: For the circuit shown below. (M- mega - 100:u- micro -10) S1 1M Ohm Vs 20 V 4.7 uF The capacitor…

A: Voltage across the capacitor during Charging

Q: The battery supplies a maximum voltage of 12 V. When it is connected to an external circuit, the…

A: The battery supplies a maximum voltage of 12 V. When it is connected to an external circuit, the…

Question

A PHYS-91; Multiple Choice: A circuit has a resistance of 200 ohms. The resistance of the circuit
can be reduced to 120 ohms by adding which of the following to the circuit.
w) 80 ohm resistor in series
x) 150 ohm resistor in parallel
y) 240 ohm resistor in series
z) 300 ohm resistor in parallel
log (w
PHYS-91; Multiple Choice: When a 2 kilogram mass is suspended from a spring, the spring
stretches 4 cm. The force constant of the spring is approximately:+
w) .5 newtons per meter
x) 5 newtons per meter
y) 50 newtons per meter
z) 500 newtons per meter
MOITAIGAN VOX

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 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

(Indicates a review question, which means it requires only a basic understanding of the material to answer. Questions without this designation typically require integrating or extending the concepts presented thus far.) . Describe Ohm’s law.
Check Your Understanding Consider the electrical circuits in your home. Give at least two of circuits that must use a combination of series and parallel circuits to operate efficiently.
A short circuit in a 120-V appliance cord has a0.500- resistance. Calculate the temperature rise of the2.00 g of surrounding materials, assuming their specific heat capacity is 0.200cal/gC and that it takes 0.0500 sfor a circuit breaker to interrupt the current. Is this likely to be damaging?
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.
A 0.50-W, 220- resistor carries the maximumcurrent possible without damaging the resistor. If the current were reduced to half the value, what would be the power consumed?
(a) Calculate the Thevenin resistance across the terminal AB in the circuit above. (b) Calculate the Thevenin voltage across the 4 ohm resistor. (c) Calculate the current across the 4 ohm resistor.
A small city requires about 15 MW of power. Suppose thatinstead of using high-voltage lines to supply the power, thepower is delivered at 120 V. Assuming a two-wire line of0.50-cm-diameter copper wire, estimate the cost of theenergy lost to heat per hour per meter. Assume the cost ofelectricity is about 12 cents per kWh
(b) Describe Kirchhoff's laws and explain why the laws can be applied to any circuit.
A circuit that is capacitive in nature always means that it contains only capacitors. True or False?
Three 1.70 ohm resistors can be connected together infour different ways, making combinations of series and/orparallel circuits. What are these four ways, and what is thenet resistance in each case?
As the load resistance in parallel connection is increased, what happens to current? How about the voltage?
The internal resistance of a 1.35-V mercury cell is 0.030 Ωwhereas that of a 1.5-V dry cell is 0.35Ω Explain whythree mercury cells can more effectively power a 2.5-Whearing aid that requires 4.0 V than can three dry cells.