• 9702 June 2017 Paper 41 & 43 Worked Solutions | A-Level Physics

Question 1
Explain how a satellite may be in a circular orbit around a planet.


Question 3
The digital transmission of speech may be illustrated using the block diagram of Fig. 3.1.


Question 4
At a pressure of 1.05 × 105 Pa and a temperature of 27 °C, 1.00 mol of helium gas has a volume of 0.0240 m3.



Question 6
A comparator circuit is designed to switch on a mains lamp when the ambient light level reaches a set value.


Question 7
An electron having charge –q and mass m is accelerated from rest in a vacuum through a potential difference V.



Question 11
A beam of light consists of a continuous range of wavelengths from 420 nm to 740 nm.




Question 12
One possible nuclear reaction that takes place in a nuclear reactor is given by the equation