ent th P2 5.4 Activity sheet AQA Science P2 5.4 Class: Continued ... Activity sheet a) Calculate the potential difference across: i ) the 10 2 resistor . series, as in Figure 1. ii ) the 15 2 resistor. . . . ............... ..... . . . . . . . .. ........................................................: iii) the battery. ure 1 it below. b) What would be the resistance of a single resistor that would have the same current if it was e same as connected on its own to the same battery? e current through the ammeter. . . . . . .............................................. erthe potential difference . . . . . . .........................................................................:... 3 A 6.0 V battery, a 10 2 resistor and a 20 $2 resistor are connected in series with each other. it through the resistor. Calculate: the potential difference across a) the total resistance of the two resistors in series. M F S (q) . . . . . . . . . . .................................................................. e resistor has a resistance of b) the current in the circuit. . . . . ................ . . . . . ...................... . . . . . . . . .. . .. .......................................................... . ................... . . . . . . . .......................................................... . . .................. . . . . . . ... ......"........" c) the potential difference across the 20 $ resistor. . . . . . . .............. . . . . . . .......................... ..... . . . . . . ...............................".' . . . . ... ...... nnected in series as shown inThe cu iv) The potential difference across the lamp is .... CMA.. the potential difference across the battery. b) In Figure 1, the cell has a potential difference of 3.0 V and the resistor has a resistance of 8.0 0. The ammeter reading is 0.2 A. i) Calculate the potential difference across the resistor. . . . . . . . ....... ii) Calculate the potential difference across the lamp. . . . .... . . . ................. . . . ......................" . . . . .......... 2 A battery, an ammeter, a 10 S resistor and a 15 92 resistor are connected in series as shown in Figure 2. The ammeter reading is 0.36 A. 10 0 15 0 Figure 2 AQA Science Nelson Thornes Ltd 2006 P2 5.4