• 9702 June 2013 Paper 41 & 43 Worked Solution | A-Level Physics

Question 2 - See solution 384 at
Two cylinders A and B are connected by a tube of negligible volume, as shown in Fig. 2.1.
Initially, tap T is closed. The cylinders contain an ideal gas at different pressures.



Question 4 - See solution 237 at
A charged particle is accelerated from rest in a vacuum through a potential difference V. Show that the final speed v of the particle is given by the expression



Question 5 - See solution 628 at
A long solenoid has an area of cross-section of 28 cm2, as shown in Fig. 5.1. 
A coil C consisting of 160 turns of insulated wire is wound tightly around the centre of the solenoid.



Question 7 - See solution 360 at
Some data for the work function energy Φ and the threshold frequency f0 of some metal surfaces are given in Fig. 7.1.



Question 11 - See solution 651 at
A radio station emits an amplitude-modulated wave for the transmission of music. 
State what is meant by an amplitude-modulated (AM) wave.