A ball is thrown vertically down towards the ground and rebounds as illustrated in Fig. 2.1. As the ball passes A,

Q#29 ( Past Exam Paper – June 2012 Paper 22 Q2 ) (a)  A ball is thrown vertical… Read more A ball is thrown vertically down towards the ground and rebounds as illustrated in Fig. 2.1. As the ball passes A,

(a) The current I in a metal wire is given by the expression I = Anve. State what is meant by the symbols A and n.

Q#14 ( Past Exam Paper – November 2018 Paper 22 Q7 ) (a)  The current  I  in a … Read more (a) The current I in a metal wire is given by the expression I = Anve. State what is meant by the symbols A and n.

(a) State Kirchhoff’s second law. (b) A battery of electromotive force (e.m.f.) 5.6 V and internal resistance r is connected to

Q#30 ( Past Exam Paper – June 2019 Paper 22 Q5 ) (a)  State Kirchhoff’s second … Read more (a) State Kirchhoff’s second law. (b) A battery of electromotive force (e.m.f.) 5.6 V and internal resistance r is connected to

(a) State two uses of capacitors in electrical circuits, other than for the smoothing of direct current.

Q#4 ( Past Exam Paper – June 2016 Paper 42 Q7 ) (a)  State two uses of capacito… Read more (a) State two uses of capacitors in electrical circuits, other than for the smoothing of direct current.