A heart pacemaker is designed to operate at 72 beats/minusing a 6.5µF capacitor in a simple RC circuit. What value ofresistance should be used if the pacemaker is to fire (capacitor discharge) when the voltage reaches 75% of maximumand then drops to 0 V (72 times a minute)?

Q: The RC charging circuit in a camera flash unit has a voltage source of 295 V and a capacitance of…

A: The voltage source is V=295 V. The capacitance is C=126μF=126×10-6 F

Q: How many time constants (t-RC) in the process of discharging the capacitor in an RC circuit sonar…

A: Initial charge,  Final charge,

Q: If you wish to take a picture of a bullet traveling at 500 m/s, then a very brief flash of light…

A: A Flash tube is an electric lamp which is used to produce extremely intense white light for a very…

Q: An RC circuit consists of a 30.0 [V] voltage source, a switch initially in the off position, a 10.0…

A: Dear student The potential difference across a capacitor in a RC charging circuit is given by: V =…

Q: A heart pacemaker fires 88 times a minute, each time a 29.5 nF capacitor is charged (by a battery in…

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Q: A Christmas light is made to flash via the discharge of a capacitor. The effective duration of the…

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Q: In the RC circuit, when a resistor R=100 MS2 is connected to a capacitor C= 1µF (initially…

A: maximum charge Q=0.63 Qmax Resistance R=100 M ohm Capacitance C= 1 micro F

Q: When the resistor R, shown in the circuit, is connected across the fully charged capacitor C, the…

A: Given:- The resistance R and the capacitance C of the RC circuit  The capacitor lost 50 % of its…

Q: Compute for the voltage Vab in the circuit shown below. a- r1 5 Ohms V1 15 V b ww r2 3 Ohms Tiz V2…

A: r1 = 5 ohm, r2 = 3 ohm , r3 = 3 ohm , load resistance = 10 ohm V1 = 15 V , V2 = 8 V , V3 = 3 volts…

Q: he charge on the capacitor 55 msec later? a) 358.6 μC b) 480 μC                         c) 121.4…

A: Given values:- Capacitance,(C)=10 μF ----(1) Resistance,(R)=40 ohm ----(2) Power supply,(V)=48 Volt…

Q: In an RC series circuit, E = 20.0 V, R = 1.60 M2, and C = 1.80 µF. (a) Calculate the time constant.…

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Q: Suppose that a simple RC circuit composed of a resistor and capacitor connected in series to a…

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Q: In an RC series circuit, & = 16.0 V, R = 1.60 M2, and C = 1.80 µF. (a) Calculate the time constant.…

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Q: A simple RC circuit consists of a 1 microF capacitor in series with a 3,000 ohm resistor connected…

A: Given terms:

Q: How long will it take a charged 80-uF capacitor to lose 30% of its initial energy when it is allowed…

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Q: What differential equation corresponds to an RC circuit with a resistor of R = 100 and a %3D…

A: Please see the solution below.

Q: A heart pacemaker fires 67 times a minute, each time a 25.0 nF capacitor is charged (by a battery in…

A: Given, A heart pacemaker fires 67 times a minute. Capacitance=25nF Voltage=0.632v Resistance=?

Q: A heart pacemaker fires 72 times a minute, each time a 25.0-nF capacitor is charged (by a battery in…

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Q: In an RC circuit, current flows from the battery until thecapacitor is completely charged. Is the…

A: The current in an RC circuit flows from the battery until the capacitor is completely charged.  The…

Q: A capacitor in an RC circuit is charged to 60.0% of its maximum value in 0.900 s. What is the time…

A: Formula for charge in an RC circuit (while charging) is given by,…

Q: In an RC series circuit, ε = 12.0 V, R = 1.71 MΩ, and C = 2.18 µF. (a) Calculate the time constant.…

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Q: An electronic flashgun has a capacitor with capacitance CC that is charged to a voltage VV. Answer…

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Q: An RC circuit have 9 V source and lies at 54 seconds of time constant. Then, find the voltage across…

A: Given data: The source voltage is V=9 V. The time constant is τ=54 s. The time taken is t=153.5 s.…

Q: In the RC circuit shown below, the capacitor is initially uncharged. After the switch is closed, it…

A: Resistance of resistor: R = 300 kΩ  Charge on capacitor: Q = 28% of maximum charge Qmax at time: t =…

Q: What multiple of the time constant T gives the time taken by an initially uncharged capacitor in an…

A: We know that the charge on the capacitor while charging is given by q = qo(1- e-tτ) where q is the…

Q: If you wish to take a picture of a bullet traveling at 500 m/s, then a very brief flash of light…

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Q: Design a circuit with a bulb, resistor(s), capacitor, and battery where the bulb gradually decreases…

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Q: The values of the components in a simple series RC circuit containing a switch (see figure below)…

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Q: In an RC series circuit, emf  = 12.0 V, resistance R = 1.21 MΩ, and capacitance C = 1.87 μF.…

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Q: The timing device in an automobile’s intermittent wiper system is based on an RC time constant and…

A: Given Data The capacitance of the capacitor is C = 0.500 μF. The time constant is given as ∆t = 2.00…

Q: The time constant of an RC circuit is 3.7 seconds.  How much time is required for the capacitor…

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

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Q: If a 10-uF capacitor is connected to a voltage source with v(t)= 50 sin 2000t V determine the…

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Q: Suppose you have a RC circuit with emf of the power supply equal to 15 V and the time constant equal…

A: Given : Vo = 15 V τ = 0.1 s t = 0.15 s

Q: 6Ω 6Ω 2Ω 4Ω 9n | 18 a I 30 | 30 V

A: Refer to the mesh currents below :

Q: In an RC series circuit, ℰℰ = 12.0 V, R = 1.07 MΩ, and C = 2.16 µF. (a) Calculate the time constant.…

A: Given  ℰ = 12.0 V,  R = 1.07 MΩ, and  C = 2.16 µF.  Required (a) Calculate the time constant. (b)…

Q: An ECG monitor must have an RC time constant less than 1.00 × 102 μs so it can measure variations in…

A: Time constant (T) = 100μs= 100×10-6 s = 10-4 s Resistance of circuit (mainly due to patient's chest)…

Q: In an RC circuit, show that 1.6 time constants must elapse if an initially uncharged capacitor is to…

A: Recall for charging a capacitor q as a function of time is given by. q=Cε(1-e-tRC)

Q: The switch on an RC circuit is closed at t = 0. Given thate = 6.0 V, R = 92 Ω, and C = 28 mF, how…

A: Given: Resistance R=150 Ω Capacitance C=28×10-6F Time t=4.0 ms=4.0x10-3 s Emf E=6V

Q: An emf of 10 V is connected to a series RC circuit consisting ofa resistor of 2.0 x 106 Ω and an…

A: Formula to calculate the time constant of the RC circuit is,

Q: The capacitance in the curcuit is C = 0.3μF, the total resistance is R=20kQ and the battery emf is…

A: Capacitance of the capacitor (C) = 0.3 μFResistance (R) = 20000 ohm Emf (E) = 12 volts Initial…

Q: Consider a circuit with three capacitors in parallel, where C1 = 1.50 μF, C2 = 8.50 μF, and C3 =…

A: The formula for the equivalent capacitance of capacitors in parallel combination is:

Q: In an RC circuit, if we change the resistance to one with a higher value, we would expect that: A.…

A: