4 6 The diagram shows the two forces acting on a point mass. 30 N 40 N The mass accelerates. Which of the following gives the angle between the direction of the acceleration and the 40 N force? A cos–1 (30/40) B sin–1 (40/50) C tan–1 (30/40) D tan–1 (40/50) (Total for Question 6 = 1 mark) 7 Two resistors of resistance R1 and R2 are connected to a battery as shown. The terminal potential difference of the battery is V. V R1 R2 Which of the following gives the potential difference across the resistor of resistance R1? A R R V 1 2 × B R R R V 1 1 2 C R R V 2 1 × D R R R V 2 1 2 (Total for Question 7 = 1 mark)