Complete the following statement: When a dielectric with constant K is inserted between the plates of a charged isolated capacitor 0 the charge on the plates is increased by a factor of K. O the capacitance is reduced by a factor K. O the potential difference between the plates is increased by a factor of K. O the charge on the plates is reduced by a factor of K. O the electric eld between the plates is reduced by a factor of K. A potential difference of 120 V is established between two parallel metal plates. The magnitude of the charge on each plate is 0.020 C. What is the capacitance of this capacitor? 0 24pF o 170uF o 0.12F o 2.4F o 7.2 pF Which one of the following statements concerning resistors in series is true? O The voltage across each resistor is the same. 0 The total current through the resistors is the sum of the current through each resistor. O The rate at which charge ows through each resistor depends on its resistance. 0 The power dissipated by each resistor is the same. 0 The current through each resistor is the same. Which one of the following quantities can be converted to kilowatt . hours (KWh)? O 2.0 A O 6.2 C/V O 5.8 J O 9.6 W O 8.3 VWhen a light bulb is connected to a 4.5 V battery, a current of 0.12 A passes through the bulb lament. What is the resistance of the lament? 04400 0280 O 1.40 0380 O 9.30