Physics (AS & A Level) · May / June 2016 · Paper 23 · Question 7
9702
As printed in the paper
Show the answer and mark scheme
7(a)(i)[2]
alter distance from vibrator to pulley alter frequency of generator (change tension in string by) changing value of the masses any two [2]
7(a)(ii)[1]
points on string have amplitudes varying from maximum to zero/minimum [1]
7(b)(i)[1]
60° or π / 3 rad [1]
7(b)(ii)[2]
ratio = [3.4 / 2.2]2 = 2.4 (2.39) [2]
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.