When you push a certain doorbell button, 1204 Joules of electric potential energy is transformed into electrical energy that produces sound, moving 86 Coulombs of charge in the circuit. What is the electric potential difference between the terminals of the doorbell circuit?

Calculate the ratio of the speed of propagation of a myelinated neuron to a non-myelinated neuron. The myelinated neuron radius is 6 um and has capacitance per unit area 7 x 10-5 Fm-2 The non-myelinated neuron radius is 1 um and has capacitance per unit area 4 x 10-2 Fm-2

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The Circuit in the figure below has been connected for a long time Let, Ri= 7.6052 and R₂ = 3.80m2 R₁ Joon W To ov R2 2.005 a) ka that is the potential difference across the capacitor? (answer in V) b) It the battery is disconnected from the Circuit, over what time interval des the capacitor discharge to one-fourth its initial voltage (answer in HS) dor 8 M 100MF M

Two capacitors of capacitance C₁ = 500 nF and C₂ = 1.5 μF are connected in series across a cell with emf V = 8V. What is the energy stored on C₁?