A capacitor of capacitance 4700mF is charged to a potential difference of 18v. It is then partially discharged through a resistor. The p.d is reduced to 12v. Calculate the energy disparted in the resistor during the discharge.

3.a. There may be installations where grounded conductors of different systems are installed within the sameraceway, cable, or box. In these cases, it's imperative that the system-grounded conductors remainA. spliced.B. disconnected.C. separated.D. buried.3.b. In dwelling units, the maximum allowable voltage between conductors that supply lighting fixtures isA. 220 V.B. 120 V.C. 115 V.D. 110 V.

each tap conductor must be sized using which table in the NEC? a. 250.166 b. 250.102(C)(1) c. 250.66 d. 250.122

16.  The total voltage in a series-parallel circuit is __________     equal to the sum of the voltage drops across each resistor in the circuit.     distributed across each branch in the circuit.     determined by the product-over-sum method.     equal to the voltage drop of the parallel branch. Which of the following statement is true both for a series and a parallel DC circuit?     powers are additive     voltages are additive     currents are additive     elements have individual currents Electric power is the ________     same as electric pressure.     total number of electrons flowing in a circuit.     number of electrons passing a given point in one second.     rate of using or producing electric energy. A battery produces a current of 0.6 A when the external resistance is 2 ? and 0.2 A when the external resistance is 12 ?. Find the emf of the battery     3 V     6 V     9 V     12 V