(For Regular & External Candidates)
Time : 3 Hours 15 Minutes
Full Marks : 90 (for Regular Candidates)
(First fifteen minutes for
: 100 (for External candidates)
reading question paper only
and 3 hours for writing)
Special credit will be given for answers which are brief and to the point.
Marks will be deducted for spelling mistakes, untidiness and bad handwriting.
Group ‘A’ is compulsory. Answer ten questions from Groups
‘B’, ‘C’ and ‘D’ taking at least two from Group ‘B’ and at
least three from each of the Groups ‘C’ and ‘D’.
Besides this only the External Candidates will answer Group ‘E’.
Figures in the margin indicate full marks for each question.
1. Give very short answers to any ten questions.
1.1 What is the number of neutrons in 23592U ?
1.2 How many groups are present in the long form of periodic table?
1.3 How many oxygen atoms are there in 1 mole of O2 ?
1.4 What is gram molecular mass of nitrogen (N=14) ?
1.5 Where will the image of sun be formed by a convex lens with respect to the sun?
1.6 Between a thick and thin wore of copper of same length which wire has greater resistance ?