An action potential propagates at 64 m/s down an axon that is 30cm long. How much energy is transmitted down the axon if the action potential has a maximum value of 75mV and the resistance is 20,000Ω.

Q: 3. A 30µF capacitor is connected in series to a 1000 resistor. Initially the capacitor is not…

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Q: 12.0 V emf automobile battery has a terminal voltage of 14.0 V when being charged by a current of…

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Q: 5. A 6.00 uf capacitor with an initial charge of 1200 µC is discharged through a 4.0 M2 resistor. a)…

A: The capacitor discharge circuit contains only two components, a capacitor, and a resistor. The…

Q: a. A proton beam in an accelerator carries a current of 110 µA. If the beam is incident on a target,…

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Q: C F2 Figure above shows a thin converging lens for which the radii of curvature are R1 =12.0cm and…

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Q: a. What is the current (in A) when a typical static charge of 0.260 µC moves from your finger to a…

A: Answer:- (a) Given  Charge (Q) = 0.260 µC              Q = (0.260 × 10-6 ) C  Time (t) = 4.50 µC…

Q: An electric catfish can generate a significant potential difference using stacks of special cells…

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Q: A high-voltage transmission line carries 1 400 A at 600 000 V. What is the power carried by the…

A: The current is The voltage is

Q: 4. Real batteries have an internal resistance r in addition to its emf 8. Suppose we have a real…

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Q: find the electric field at r =3 meters.

A: Given data: The potential difference is: ∆V=30 V The electric field is: E The charge on a long wire…

Q: An uncharged capacitor is connected to a battery in a series RC circuit. The capacitor has a…

A: C = 400 nF R = 330 kΩ

Q: 92 2452 3052

A: Power = I2 R Current I = V/R

Q: A battery with E = 33 V and negligible internal resistance is connected to a voltage conductor as…

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Q: A circuit loop containing an external resistor of value R = 25.0 (ohms) is connected to a real…

A: External resistor (R) = 25 ohm Emf (E) = 20 V internal resistance (r) = 1.50 ohm

Q: The circuit shown has three batteries of emf ε in series. Assuming the wires are ideal, sketch a…

A: Assume the batteries are ideal. So, each battery will increase constant emf. The resistor has a…

Q: How long will it take a charged 80 µF capacitor to lose 63% of its initial energy when it is allowed…

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Q: Figure shows two circuits. The two batteries are identical and the four resistors all have exactly…

A: a) Points a, c and e are all at the same potential as the positive electrode on the battery. Points…

Q: careless person accidentally grasps the terminals of a 20.0-kV power supply (Do NOT do this!). The…

A: Voltage, V = 20 kV = 20000 VExternal resistance, R = 9.5 kΩ = 9500 ΩInternal resistance, r = 2000…

Q: a. As shown, what fraction of current I goes through the 3 Ω resistor?b. If the 9 Ω resistor is…

A: The current coming from the left into the junction will split according to the ratio of the…

Q: How much time does it take for 1.0 C to flow through each of the following circuit elements? A.A 60…

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