Physics Question No 1 to 6

Series : ONS/1

Please check that this question paper contains 15 printed pages.
* Code number given on the right hand side of the question paper should be written on the title
page of the answer-book by the candidate.
* Please check that this question paper contains 26 questions.
* Please write down the Serial Number of the questions before attempting it.
*15 minutes time has been allotted to read this question paper. The question paper will be
distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the student will read the question
paper only and will not write any answer on the answer script during this period.

[Time allowed : 3 hours]                                      [Maximum marks : 70]
General Instructions:
(i) All questions are compulsory.
(ii) There are 26 questions in total. All questions are complusory.
(iii)  This question paper has five sections: Section A, Section B, Section C, Section D and Section E.
(iv)  Section A contains (question Nos. 1 to 5) are very short answer type questions and carry one
mark each.
(v)  Section B contains (question Nos. 6 to 10) carry two marks each. Section C contains (question
Nos. 11 to 22) carry three marks each and Section D contains value based question (question no.
23) carry four marks each. Section E contains (questin no. 24 to 26) carry five marks each.
(vi) There is no overall choice. However, an internal choice has been provided in one question of two
marks, one question of three marks and all three questions of five marks each weightage. You
have to attempt only one of the choices in such questions.
(vii) Use of calculators is not permitted. However, you may use log tables if necessary.
(viii) You may use the following values of physical constants wherever necessary :