How a lot electric potential potential is stored in a 0.50 ?F capacitor while that's hooked as much as a 12 V battery? potential = ½ * C * V^2 C = 0.50 * 10^-6 Farad V = 12 volt A. 2.0 *10^-12 J B. a million.0*10^-12 J C. 0.04 J D. 3.6*10^-5 J A battery of an emf of 15 V is handing over potential to an exterior load resistor R = 18 ohm. The terminal voltage of the battery is 12.0 V. what's the interior resistance of the battery? the present flowing in the process the resistor = 12 v ÷ 18 ? = ? amp This comparable modern-day flows interior the battery. The voltage decreases 3 volts with the aid of interior resistance of the battery. 3 = ? * R multiply the two sides by utilising 3/2 R = 3 * 3/2 = A. a million.5 ohms B. 2.5 ohms C. 3.5 ohms D. 4.5 ohms E. 5.5 ohms 3 resistors having values of four.0, 6.0 and eight.0 ohm are related in sequence. Their equivalent resistance is ______. In sequence the equivalent resistance = sum of the resistors. A. 18 ohms B. 8.0 ohms C. 6.0 ohms D. a million.8 ohms
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E = C.V²/2 = 1E-6*1E6/2 = 0,5 J
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How a lot electric potential potential is stored in a 0.50 ?F capacitor while that's hooked as much as a 12 V battery? potential = ½ * C * V^2 C = 0.50 * 10^-6 Farad V = 12 volt A. 2.0 *10^-12 J B. a million.0*10^-12 J C. 0.04 J D. 3.6*10^-5 J A battery of an emf of 15 V is handing over potential to an exterior load resistor R = 18 ohm. The terminal voltage of the battery is 12.0 V. what's the interior resistance of the battery? the present flowing in the process the resistor = 12 v ÷ 18 ? = ? amp This comparable modern-day flows interior the battery. The voltage decreases 3 volts with the aid of interior resistance of the battery. 3 = ? * R multiply the two sides by utilising 3/2 R = 3 * 3/2 = A. a million.5 ohms B. 2.5 ohms C. 3.5 ohms D. 4.5 ohms E. 5.5 ohms 3 resistors having values of four.0, 6.0 and eight.0 ohm are related in sequence. Their equivalent resistance is ______. In sequence the equivalent resistance = sum of the resistors. A. 18 ohms B. 8.0 ohms C. 6.0 ohms D. a million.8 ohms