A 10-lb weight is suspended by a spring that is stretched 2 in. by the weight. Assume a resistance whose magnitude is 40/sqrt(g) lb times the instantaneous velocity in feet per second. If the weight is pulled down 3 in. below its equilibrium position and released, find the time required to reach the equilibrium position for the first time.

Q: A cauterizer, used to stop bleeding in surgery, puts out 1.98 mA at 16.5 kV. (a) What is its power…

A: Given that the cauterizer used to stop bleeding in surgery puts out current (I)=1.98mA=1.98×10-3A at…

Q: The resistance of the path is 482 Ω and a 13.3 mA current is needed. What voltage should be applied

A: Resistance is R=482 Ω Current is I=13.3 mA Note: 1 A=1000 mA Find: Required voltage.

Q: What is the total equivalent resistance Rtot (in units of 2) between points A and B in the following…

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Q: The battery of an electronic device has an emf of 1.6V and internal resistance of 1.46ohm. How much…

A: The circuit is as shown in the above figureVoltage of the battery, VB = 1.6 Vinternal resistance, r…

Q: A 10-km-long underground cable extends east to west and consists of two parallel wires, each of…

A: Given data: Length L=10 km Resistance R=13Ω/km R1=100ΩR2=200Ω

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Q: An engineer built the circuit depicted in the figure. Assuming Ɛ = 8.80 V and R = 5.20 Q, find the…

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Q: You are given a galvanometer with a resistance of 20.3 Ω and a full scale deflection current of 7.22…

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Q: What is the effective resistance (in Ω) of a car's starter motor when 144 A flows through it as the…

A: Current is Voltage is Find:Resistance of vehicle's motor.

Q: Two straight conducting rails form a right angle as shown in the figure. A conducting bar with the…

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Q: 14. A strain gauge of 150 Ω nominal resistance with a gauge factor GF=1.8 is mounted on a rod. The 3…

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Q: Typical household currents are on the order of a few amperes. If a 1.53 AAcurrent flows through the…

A: Current is Time is Note:Find:The total charge passes in given time.

Q: When the switch S is open, the voltmeter V of the battery reads 3.05 V. When the switch is closed,…

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Q: The ammeter shown in the figure below reads 2.68 A. Find the following. 7.00 Ω (a) current I₁ (in A)…

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

A: We know that V=IR                                where V= voltage…

Q: Each day, a current of 18.0 A flows through an 8.00 Q device. How much does this device cost in a…

A: Here given a device of resistance 8 Ω .The flow of current is 18 A. We have to calculate how much…

Q: A galvanometer has a resistance of 16 . It shows full scale deflection, when a current of 20 mA is…

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Q: In the circuit of the figure below, the switch S has been open for a long time. It is then suddenly…

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Q: Compute the power dissipated on the Resistance on the red box. Given R1 = 15 ohms, and R2 = 30 ohms.…

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Q: A light bulb has resistance of R = 150 N and has a current of /= 1.1 A passing through it. Express…

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Q: The resistance of each brake lightbulb on an automobile is  7.0 Ω. Use the fact that cars have 12-V…

A: Assume a circuit consisting of one brake light bulb and the car battery. The resistance of the light…

Q: Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the…

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Q: A 4 [kg] of mass is hung upon the lower end of a coil spring hanging vertically from a fixed…

A: Given that,Mass of spring : m = 4 (kg)Here we need to find the displacement of the weight as a…

Q: What is the effective resistance (in Ω) of a car's starter motor when 146 A flows through it as the…

A: The effective resistance of car's starter motor is 0.076 ohm.

Q: A professor created the circuit shown in the figure for her lab. Assuming & = 7.90 V and R = 5.80 ,…

A: Given data- ξ=7.90V Resistance, R=5.80 Ω

Q: While taking a bath, a person touches the metal case of a radio. The path through the person to the…

A: Resistance is The minimum current for ventricular fibrillation is Note:Find:The minimum voltage that…

Q: An engineer built the circuit depicted in the figure. Assuming & = 8.50 V and R = 6.00 , find the…

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Q: You are given a galvanometer with a resistance of 22.3 Ω and a full scale deflection current of 6.02…

A: Solution is done below.

Q: Problem 20.03. For the following circuit, assume the battery has some internal resistance such that…

A: Given ε=20.0 V (emf of battery)R1=5*103ΩI1=3.60*10-3 A Cell equation is given by  VT=ε-Irr=ε-VTI

Q: (a) the current in the 2.000 resistor (Enter the magnitude in mA.) mA (b) the potential difference…

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Q: Two straight conducting rails form a right angle as shown in the figure. A conducting bar with the…

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Q: 12.0 V 4.00 2.00 2 a R

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Q: When switch S is open, the voltmeter V of the battery reads 5.00 V. When the switch is closed, the…

A: (a) When the switch is open, the emf of the cell is  E = 5 V

Q: Find the power (in W) dissipated in each of these extension cords.   (a) an extension cord having a…

A: Power dissipation:  When the current flows through the electronic device or the conductor the energy…

Q: The ammeter shown in the figure below reads 2.20 A. Find the following. 15.0 V 7.000 WF (a) current…

A: ammeter reads 2.20 A

Q: A professor created the circuit shown in the figure for her lab. Assuming R-5100. find the following…

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Q: The ammeter shown in the figure below reads 2.80 A. Find the following. 15.0 V 7.00 Ω www (a)…

A: current is given as : I=2.80A.

Q: 12.5 C of charge flows through a 5 k Ω resistor in 8 minutes. (a) what is the electric current that…

A: Given: charge q = 12.5 C resistance R = 5k ohms = 5*103 ohms time t = 8 minutes=8*60 =480 seconds…

Q: Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the…

A: Given Efficiency η=95% Voltage V=12 V Mass m=828 kg (a) The required power is,…

Q: Consider the circuit shown in the figure below. (Let R₁ = 6.00 , R₂ = 7.00 , and E = 9.00 V.) 10.0…

A: This problem is from Network analysis chapter of basic electronics. Let's solve this problem by…

Q: In the figure R₁ = 92.0, R₂ R3 = 66.00, R₂ = 95.1 Q2, and the ideal battery has emf ε = 6.00 V. (a)…

A: Electricity.

Q: To what value must you adjust R3 to balance a Wheatstone bridge, shown in the diagram below, if…

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Q: If R1= 1Ω, R2=2Ω and Ru=3Ω, (a) to what value the Rvar should be adjusted so as to achieve balance…

A: The circuit diagram is given . V0 = 6 V  Ra = 0.1 Ω  To find = a) Value of Rvar                 b)…

Q: A toaster is rated as drawing 850 W of power at 120 V. The cord of the toaster is connected to an…

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

A: Solution: The current flow through the insulator can be obtained by using Ohm's law. Ohm's law is…