Why does current in a steady state not flow in a capacitor connected across a battery? However momentary current does flow during charging or discharging of the capacitor. Explain.

Q: Why does current in a steady state not flow in a capacitor connected across a battery? However…

A: In a steady state, potential difference across the capacitor is equal to the potential difference of…

Q: Why does current in a steady state not flow in a capacitor connected across a battery? However…

A: A capacitor is a device that stores electrical energy in an electric field. For a capacitor, the…

Q: With a partially-charged capacitor, will it take longer or shorter for a light bulb to stay lit?…

A: First of all light bulb is a resistor as current flows through its filament then due to the heating…

Q: A high-voltage dc power line falls on a car, so the entire metal body of the car is at a potential…

A: A high-voltage dc power line falls on a car, so the entire metal body of the car is at a potential…

Q: A high-voltage dc power line falls on a car, so the entire metal body of the car is at a potential…

A: a. here the entire metal body of the car is at a potential of 10,000 V with respect to the ground

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

A: The energy dissipated will be the product of power and time.

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

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Q: A defibrillator containing a 30.2 μF capacitor is used to shock the heart of a patient by holding it…

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Q: Why is it a bad idea to keep your phone constantly charging? Explain in terms of physics what this…

A: Answer:-  It is a bad idea to keep your phone constantly charging. Then the reduced the battery…

Q: A defibrillator containing a 13.2 μF capacitor is used to shock the heart of a patient by holding it…

A: Given data The capacitance is given as C=13.2 μF. The voltage is given as V = 16.5 kV.

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

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Q: Since 180 kV voltage is applied to a system with planar electrodes with three insulating layers…

A: Given : U =180 kV; ε0 =8.854 x 10-12 F/m; a1 = 1.4 cm; a2 =1.8 cm; a3 = 3.2cm; εr1 =1; εr2 =4; εr3…

Q: A parallel plate capacitor used in a flash for a camera must be able to store 32.6 J of energy when…

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Q: How will we know if the capacitor is already fully charged?

A: If the capacitor is fully charged, when the voltage across the capacitor equals the voltage…

Q: A storm cloud 200 m off the ground sits over a fish pond that is initially at 20 degrees celsius.…

A: The given values are,

Q: If you work out enough to visibly increase the diameter of your biceps, will this increase or…

A: Just like the resistors used in electronics, we can say that the resistance of your biceps will…

Q: a load of 300kW,with power factor 0.65 lagging,has the power factor improved to 0.90lagging by…

A: Given Data: The load is, PkW=300 kW The power factor improvement from 0.65 to 0.90   The expression…

Q: Is it possible to associate electrical potential energy with an isolated charged particle? Explain.

A: Let the charge = q Let the potential at the position of charge = V

Q: a parallel-bladed capacitor has an inter-plate length of 1.5 cm and an area of 25 cm2. After these…

A: given: d = 1.5 cm = 0.015 m A = 25 cm2 = 25*10-4 m2 V1 = 250V

Q: Figure shows a parallel plate air capacitor (C = 5µF) that is connected to a variable voltage dc…

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Q: It is believed that a large electric fish known as Torpedo occidentalis uses electricity to shock…

A: Given data as per question Potential difference =0.130 kV Duration of time =1.30 ms Pulse delivery…

Q: An electron is accelerated from rest by a potential difference of 0.20 V. How much greater would its…

A: The expression for potential difference between two point is Vab=Vb-Va=PEb-PEaq When potential…

Q: A 4 µF capacitor is charged by a 200 V supply. It is then disconnected from the supply, and is…

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Q: Please help me with this question. The question asks to determine all unknown currents and the…

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Q: A pair of capacitors are connected in parallel while an identical pair are connected in series.…

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Q: (II) Electrocardiographs are often connected as shown in Fig. 19–68. The lead wires to the legs are…

A: Given: The time constant is 3.0 s. The capacitance is 3.0 μF.

Q: You wish to lift a 50 kg mass up a distance of 20 m.  You use an electric motor to do the job that…

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Q: A 10 000 µF capacitor is charged to its maximum operating voltage of 32 V. The charged capacitor is…

A: Given, capacitance C=10,000 μF operating voltage=32 V time=300ms

Q: 3. (i) Three identical capacitors are connected in delta with 400 V. If the line current is 12 A…

A: Given that, Three identical capacitors are connected in delta with 400 V. If the line current is 12…

Q: High-speed flash photography was pioneered by Doc Edgerton in the 1930s, while he was a professor of…

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Q: A clock battery wears out after moving 10,000 C of charge through the clock at a rate of 0.500 mA.…

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Q: A 10.0-μF capacitor is charged by a 10.0-V battery through a resistance R. The capacitor reaches a…

A: Voltage across the battery can be expressed as V=V01-e-tRC

Q: A prankster applies 460 V to a 78.0 µF capacitor and then tosses it to an unsuspecting victim. The…

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Q: The immediate cause of many deaths is ventricular fibrillation, uncoordinated quivering of the heart…

A: Given info: The energy stored =350 J Capacitance of a capacitor, C= 30.0 μF =30 ×10-6 F

Q: What is the energy stored in the 8.0 µF capacitor of a Heart Defibrillator charge to 1.0 x 104 V?…

A: The energy stored in the capacitor is product of capacitance and square of potential difference. The…

Q: Using the circular plates, a capacitor of area 200 m² and capacitance of 50 pF is created. The…

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Q: A cardiac defibrillator can be used to help an erratic heartbeat return to a regular pattern. A…

A: Given data The voltage is given as V = 8000 V. The energy stored is given as U = 500 J.

Q: 2- chapter28-question5 Two resistors and two uncharged capacitors are arranged as shown in Figure. A…

A: Given : V = 24 V R1 = 8.8 ohms R2 = 4.4 ohms C1 = 0.48 uF C2 = 0.36 uF

Q: How we plus-minus current signs determined? Explain why the kitchen lights become dimmer when a…

A: Kirchhoff's current law: The current flowing into a node should be equal to the current flow out…

Q: In the figure below, & = 3.00 V, &, = 1.00 V, R = 5.00 2, R2 = 4.00 2, R3 = 2.00 2, and both…

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Q: The flash unit in a camera uses a special circuit to “step up” the 6.0V from the batteries to 500V,…

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Q: Hopefully you will never have to use one but what is the amount of energy in Joules stored to the…

A: The given data are: C=12.5 μF=12.5×10-6 FV=11000 volts Here, C and V represent the capacitance and…

Q: A capacitor can store an energy. Which capacitor stores more energy? A 1uF connected to 64V or…

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Q: A capacitor is constructed out of a pair of perfectly aligned rectangular metal plates with a small…

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Q: A solid cylindrical conductor of radius 2.1 cm is coaxial with a cylindrical shell of negligible…

A: Given: inner radius a = 2.1 cm = 0.021 m outer radius b = 2.3 cm = 0.023 m length L = 74.9 m To…

Q: In the Electric Field Mapping experiment, suppose you used two electrodes separated by a distance L…

A: Required : The correct option.

Q: In the Electric Field Mapping experiment, suppose you used two electrodes separated by a distance L…

A: In the experiment, L is the separation between the electrodes, and this quantity is fixed. Power…

Q: A capacitor is composed of 2 plates separated permittivity 3. The distance between the plates is…

A: Given: The two capacitors are separated by sheet of insulating material of 2 mm.             The…

Q: My house consumes about 30 kWh in 1 day. If we charge up a capacitor using the wall (120 Volts),…

A: The given data are: E=30 kWh/day=30×103 Wh24 h=1250 WV=120 V Here, E denotes the energy consumed in…

Q: [Numbers change] The Cassini Orbiter spacecraft collected immense amounts of data about other…

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