• 9702 June 2013 Paper 13 Worked Solutions | A-Level Physics

1 B                  11 A                21 D                31 D

2 A                  12 B                22 A                32 C

3 C                  13 D                23 C                33 C

4 A                  14 A                24 C                34 B

5 D                  15 A                25 C                35 C

6 B                  16 A                26 B                36 B

7 B                  17 C                27 D                37 C

8 C                  18 A                28 D                38 C

9 B                  19 C                29 C                39 D

10 B                20 A                30 D                40 B

Notes for some specific questions:



3 - Ans: C. {Detailed explanations for this question is available as Solution 151 at Physics 9702 Doubts | Help Page 26 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-26.html}


4 - Ans: A. {Detailed explanations for this question is available as Solution 249 at Physics 9702 Doubts | Help Page 40 - http://physics-ref.blogspot.com/2014/12/physics-9702-doubts-help-page-40.html}


7 - Ans: B. {Detailed explanations for this question is available as Solution 468 at Physics 9702 Doubts | Help Page 91 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-91.html}


8 - Ans: C. {Detailed explanations for this question is available as Solution 942 at Physics 9702 Doubts | Help Page 194 - http://physics-ref.blogspot.com/2015/09/physics-9702-doubts-help-page-194.html}


9 - Ans: B. {Detailed explanations for this question is available as Solution 94 at Physics 9702 Doubts | Help Page 17 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-17.html}


10 - Ans: B. {Detailed explanations for this question is available as Solution 102 at Physics 9702 Doubts | Help Page 19 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-19.html}


11 - Ans: A. {Detailed explanations for this question is available as Solution 162 at Physics 9702 Doubts | Help Page 27 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-27.html}


12 - Ans: B. {Detailed explanations for this question is available as Solution 404 at Physics 9702 Doubts | Help Page 75 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-75.html}


13 - Ans: D. {Detailed explanations for this question is available as Solution 995 at Physics 9702 Doubts | Help Page 206 - http://physics-ref.blogspot.com/2015/10/physics-9702-doubts-help-page-206.html}


14 - Ans: A. {Detailed explanations for this question is available as Solution 128 at Physics 9702 Doubts | Help Page 23 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-23.html}


15 - Ans: A. {Detailed explanations for this question is available as Solution 463 at Physics 9702 Doubts | Help Page 90 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-90.html}


16 - Ans: A. {Detailed explanations for this question is available as Solution 453 at Physics 9702 Doubts | Help Page 87 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-87.html}


17 - Ans: C. {Detailed explanations for this question is available as Solution 645 at Physics 9702 Doubts | Help Page 128 - http://physics-ref.blogspot.com/2015/05/physics-9702-doubts-help-page-128.html}



19 - Ans: C. {Detailed explanations for this question is available as Solution 171 at Physics 9702 Doubts | Help Page 28 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-28.html}


20 - Ans: A. {Detailed explanations for this question is available as Solution 306 at Physics 9702 Doubts | Help Page 52 - http://physics-ref.blogspot.com/2015/01/physics-9702-doubts-help-page-52.html}


21 - Ans: D. {Detailed explanations for this question is available as Solution 133 at Physics 9702 Doubts | Help Page 24 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-24.html}


24 - Ans C.

Electromagnetic waves of wavelength λ and frequency f travel at speed c in a vacuum.What describes the wavelength and speed of electromagnetic waves of frequency f /2?

25 - Ans: C. {Detailed explanations for this question is available as Solution 126 at Physics 9702 Doubts | Help Page 23 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-23.html}


27 - Ans: D. {Detailed explanations for this question is available as Solution 503 at Physics 9702 Doubts | Help Page 97 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-97.html}


28 - Ans: D. {Detailed explanations for this question is available as Solution 393 at Physics 9702 Doubts | Help Page 73 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-73.html}


30 - Ans: D. {Detailed explanations for this question is available as Solution 155 at Physics 9702 Doubts | Help Page 26 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-26.html}


31 - Ans: D. {Detailed explanations for this question is available as Solution 454 at Physics 9702 Doubts | Help Page 88 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-88.html}


32 - Ans: C. {Detailed explanations for this question is available as Solution 142 at Physics 9702 Doubts | Help Page 25 - http://physics-ref.blogspot.com/2014/11/physics-9702-doubts-help-page-25.html}


33 - Ans: C. {Detailed explanations for this question is available as Solution 605 at Physics 9702 Doubts | Help Page 119 - http://physics-ref.blogspot.com/2015/04/physics-9702-doubts-help-page-119.html}


34 - Ans: B. {Detailed explanations for this question is available as Solution 14 at Physics 9702 Doubts | Help Page 2 - http://physics-ref.blogspot.com/2014/10/physics-9702-doubts-help-page-2.html}

35 - Ans: C. {Detailed explanations for this question is available as Solution 459 at Physics 9702 Doubts | Help Page 89 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-89.html}


36 - Ans: B. {Detailed explanations for this question is available as Solution 420 at Physics 9702 Doubts | Help Page 79 - http://physics-ref.blogspot.com/2015/03/physics-9702-doubts-help-page-79.html}

Explanations have been provided for questions that were found to be more difficult. If you are having other doubts that have not been explained here, you may ask your questions through comments.