A heart defibrillator being used on a patient has an RC time constant of 11.0 ms due to the resistance of the patient asnd the capacitance of the defibrillator. If the defibrillator has an 7.25uF capacitance, what is nthe resistance of the path through the patient? If the initial voltage is 12.0 kV, how long does it take to declineto 427 V?

Q: A defibrillation unit used to electrically stimulate the heart muscles following a heart attack…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: A voltmeter has a resistance 300 What will be its reading when it is connected a celf of emf Qualt…

A: To find-reading on voltmeter (i.e. potential difference ) V=?Given-Resistance of voltmeter (R)=30…

Q: A potentiometer wire of length 4 m has a resistance of 8 Q. It is connected in series with a battery…

A:

Q: A heart defibrillator being used on a patient has an RC time constant of 17.0 ms due to the…

A: Given: The time constant of the RC circuit is 17 ms. The capacitance of the circuit is 7.40 µF. The…

Q: A capacitor with resistor is connected in series to n 800 v power a capacity of 120 MF with a 5x10°…

A: (a) Given data-R=5×106 ohmC=120×10-6 Fτ=time constantτ=RC=5×106 ×120×10-6τ=600

Q: A hospital electric heater of the resistance 10 Ω draws 18 A current from the service  main. At what…

A: Given data:  Resistance (R) = 10 Ω Current (I) = 18 A Time (t) = 24 h Cost of electricity = 11.37¢ /…

Q: You measure an object's resistance (with an ohmmeter or multimeter), and get 120 Ω.  Then you…

A: As we can see from diagram the actual resistance of object must be equal to  Resistance in first fig…

Q: An ohmic appliance is rated at 100. W when it is connected to a 120. V source. a) If the power…

A:

Q: and the current is given by +|1| (a) Show that the potential difference across the battery is AV = E…

A:

Q: (b) What is the resistance (in Q) of a 4.50 × 102 Q, a 1.90 kN, and 5.00 kM resistor connected in…

A:

Q: In (Figure 1), the total resistance is 20.0 k2, and the battery's emf is 33.0 V. The time constant…

A:

Q: In the circuit shown, resistor R1 = 22 Ohms, R2 = 48 Ohms are connected in series, a current of 3.2…

A: Given: Resistances:   Current: A combination of resistors connected in series will have same…

Q: The RC charging circuit in a camera flash unit has a voltage source of 265 V and a capacitance of…

A:

Q: only. A cen of emf 1.5 V gives a current of 15 A when connected directly to an ammeter of 0.04 Sa…

A:

Q: A heart defibrillator being used on a patient has an RC time constant of 11.0 ms due to the…

A:

Q: (a) Find its resistance R (in ohms) if the capacitor charges to 90.0% of its final value in 13.7 s.…

A: We know charging of capacitor follows this rule

Q: What are the currents thru the resistors in this circuit? Explicitly state their directions.

A:

Q: The potential difference across a resting neuron in the human body is about 75.0 mV and carries a…

A: Given, Potential difference is V = 75.0 mV current i = 0.200 mA Power  P = voltage x current

Q: In a tDCS treatment procedure, 0.85 mA of current flows through a patient’s brain when there is a…

A: The equivalent resistance between the electrodes is given by, R=VI Here, V is the potential…

Q: An 1290 W toaster and an 803 W microwave oven are connected in parallel to the same 30.0 A, 120 V…

A:

Q: The potential difference accross the terminals of a battery is 20.0 V when the circuit is open. When…

A: Given:- The potential difference across the terminals of a battery E=20.0 V  current I= 2.0 A  the…

Q: For the circuit shown in Fig. both volt meter and ammeter are idealized, the battery has no…

A:

Q: Suppose that you wish to apply a 0.25-V potential differencebetween two points on the human body.…

A:

Q: 120 V potential difference is applied to a space heater that dissipates 507 W during operation.…

A: Given: Voltage = 120 V R=507 W Formula used: P=V2R

Q: - A resistor carries a current of 25 A when the potential difference across it is 7 V. What is the…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: A 1 m long wire is stretched to 1.7 m long. What is the percentage change in its resistance? SR R…

A: Given data: Initial length lo = 1 m Final length l = 1.7 m

Q: The RC charging circuit in a camera flash unit has a voltage source of 265 V and a capacitance of…

A: (a) Find the time constant of the circuit. Q=Q01-e-tτ0.90Q0=Q01-e-tτ0.90=1-e-tτ0.90-1=-e-tτ Solve…

Q: The voltmeter V reads 3.11V, when switch S is open . When the switch is closed, the voltmeter…

A:

Q: The RC charging circuit in a camera flash unit has a voltage source of 255 V and a capacitance of…

A: Given,  Voltage source, E  = 255 V   Capacitance, C = 116 uF

Q: The RC charging circuit in a camera flash unit has a voltage source of 285 V and a capacitance of…

A:

Q: A heart defibrillator being used on a patient has an RC time constant of 21.0 ms due to the…

A: Given RC time constant = 21.0 ms capacitence  C = 9.0 x 10-6 F Let R denote resistance.

Q: For the circuit shown in Fig. both volt meter and ammeter are idealized, the battery has no…

A: (a) Let R1, R2, R3, R4, R5, and R6 denote the resistances, R7 denotes the equivalent resistance of…

Q: How long (in s) will it take an RC circuit made with a 50 Q resistor and a 20 mF capacitor to lose…

A: Given, R=50ΩC=20 mF

Q: An electric razor has a resistance of 18 Ω and a c urrent o f 0.28 A . Calculate t h e potential…

A: Given R = 18 Ω I =  0.28 A We need to determine potential drop across razor of resistance R