Two resistors with values of 30 and 49, respectively, are connected in parallel and hooked to a 17 V battery.  A) what would be the current in the circuit? B) what would be the power expended in the circuit?

Q: The batteries shown in the circuit in the following figure have negligibly small internal…

A: Please see the answer below.

Q: 20.0 V 4.00 2 2.00 2 a. 10.0 y 7.00 N

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Q: A 3V battery is hooked up to two resistors connected in series. One resistor, R1 has a resistance of…

A: Potential of battery = 3 Volts  R1 = 2 ohm  R2 = 4 ohm

Q: A circuit with a battery, a 8 Ω resistor, a 16 Ω resistor, and a 27 Ω resistor in series. The total…

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Q: According to the figure, how many A is the current flowing through the 9 V battery?

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Q: A 2002 load receives power from parallel-connected battery cells, as shown in the figure below.…

A: Equivalent emf, when two cells are in parallel Emf = E1×r2 + E2 × r1/(r2 + r1)  And the equivalent…

Q: Two batteries supply current to the circuit in the figure. The figure shows the potential difference…

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Q: Four 40-Ω resistors are connected in parallel and the combination is connected to a 20 V emf device.…

A: The net resistance in parallel combination is given by         1/R=1/R1+1/R2+1/R3+1/R4 Given…

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Q: When electric current in a circuit reaches a junction, it divides. What is the key physics that…

A: The 2nd law of thermodynamics give the information of the quality of the energy. Newtons third law…

Q: A battery is connected to a wire, and makes a current in the wire. Which of the following changes…

A: We know that, From ohm's law V= I R Where V is the applied voltage  I is the current through the…

Q: A resistor with a resistance of R is connected to a battery with a voltage of V to produce a current…

A: Dear student, this question contains more than three sub-parts. We will answer first three…

Q: A10 resistor and a 4 0 resistor are connected in parallel. The combination is connected in series…

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Q: The resistors in the circuit below have the following values: R, = 8.50 , R, = 7.00 N, and R, = 2.60…

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Q: A 10 resistor and a 15 resistor are connected in a parallel to a 12 V battery. What is the total…

A: 10 ohm and 15 ohm are in parallel combination. so, 1/R = 1/10 + 1/15 R = 150/25 = 6 ohm

Q: A10 resistor and a 4 Q resistor are connected in parallel. The combination is connected in series…

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Q: For the circuit shown, find the current through and the potential difference across each resistor.…

A: Here let Vx is the voltage chosen at the node.   To apply nodal analysis at any node we must assume…

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Q: Two electric circuits, represented by boxes A and B, are connected as shown in Fig. P1.14. The…

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Q: A battery has an open circuit emf of 2.0V and internal resistance of 0.94 Ohms. A resistance of 22…

A: Given data:  emf of battery (ε) = 2.0 V Internal resistance (Rint) = 0.94 Ω Resistance (R) = 22 Ω

Q: A 12 V battery, a 6 Ω resistor and a 12 Ω resistor are connected in parallel. The battery has an…

A: Given that,  Voltage of battery, V =12 V Resistor R1= 6Ω Resistor R2 = 12Ω Internal resistance, r =…

Q: Some makes of older cars have 6.00 V electrical systems. (a) What is the hot resistance (in 0) of a…

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Q: A power transmission line is hung from metal towers with glass insulators having a resistance of…

A: Given that resistance is 1.00×109 Ω, and voltage is 200 kV.

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Q: 1. Identical lightbulbs are connected to identical batteries in three circuits. B (a) The voltage of…

A: a Since both light bulbs are identical , Resistance of both bulbs will be equal.            Given…

Q: You are given a spotlight which takes 2 amperes of current designed to work off a 6-volt battery. If…

A: Given: Operating current for spotlight at 6V, I = 2 A  voltage of battery when a resistor  is…

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A: Given data: Emf, ε=2 V Internal resistance, Rin=2 Ω External resistance, Rext=20 Ω Maximum current,…

Q: A 2.5-F capacitor is charged to 12 V and then discharged through a 4.8 Ω resistor. What will be the…

A: Write the given values with the suitable variables. C=2.5 FV=12 VR=4.8 Ωt=20 s Here, C, V, R, and t…

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A: The given circuit is;

Q: Two resistors with values of 13 Ω and 36 Ω, respectively, are connected in parallel and hooked to a…

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Q: The 10 Ω resistor given is dissipating 40 W of power. How much power are the other two resistors…

A: Given: The power dissipated along 10 Ω resistor is P=40 W. The expression for power across 10 Ω…

Q: A storage battery of emf 8.0 V and internal resistance 0.5 Ω is being charged by a 120 V dc supply…

A: The effective voltage in the circuit is The current flowing in the circuit is

Q: Three resistors with values of 9 ?, 6 ?, and 12 ? respectively are connected in parallel to a 12 V…

A: Given three resistors are connected in parallel circuit and their resistance values are 9 ohm, 6 ohm…

Q: . A 60.0-W lamp is placed in series with a resistor and a 120.0- source. If the voltage across the…

A: Given: The power rating of the lamp is 60 W. The voltage across the lamp is 25 V. The total supplied…

Q: Your cell phone typically consumes about  410 mW of power when you text a friend. If the phone is…

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Q: A 2002 load receives power from parallel-connected battery cells, as shown in the figure below.…

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Q: The emf devices and lightbulbs in the figure below are identical. The terminal potential of the emf…

A: According to Kirchhoff's current law, both circuits have no junction. Hence, the current throughout…

Q: A power transmission line is hung from metal towers with glass insulators having a resistance of…

A: Given data: Resistance of glass insulator, R=1.00×109 Ω Voltage, V=200 kV =200,000 V

Q: 14.

A: 13)when two objects rubbing together, the electrons will move to the either one from one those who…