CSIR-NET Mathematical science Paper : June 2016

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CSIR Part A: Solved: December 2015 (Mathematics)

Question 1:

A circle drawn in the $x-y$ coordinate plane passes through the origin and has chords of lengths $8$ units and $7$ units on the $x$ and $y$ axes, respectively. The coordinates of its centre are

1.    (8, 7)                                                                                                 2.     (-8, 7)
3.   (-4, 3.5)                                                                                            4.      (4, 3.5)

Solution:

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CSIR-NET Mathematical Science and Life Science (Part A Solved):2015 June

1. A pyramid shaped toy is made by tightly placing cubic blocks of $1\times 1 \times 1$ $cm^3$. The base of the toy is a square  $4\times 4$ $Cm^2$. The width of each step is 0.5 Cm . how many blocks are required to make the toy?

Solution:

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2015 (December) CSIR Part A (Solution): Engineering Science, Chemical Science and physical Science.

1.Each of the following pairs of words hides a number, based on which you can arrange them in ascending order. Pick the correct answer:

I. Cloth reel

J. Silent Wonder

K. Good tone

L . Bronze rod

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Part A: CSIR - NET Solution (Bio Group):Dec 2015

1. A shopkeeper purchased a product for Rs.$100$ and sells it making a profit of $10$%. The customer resells it to the same shopkeeper incurring a loss of $10$%. In these dealings the shopkeeper makes
1. no profit, no loss

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CSIR -NET Dec 2014: Part A (Solved) Mathematical Science and Life Science

1. What is the 94th term of the following sequence?
1,1,2,2,2,2,3,3,3,3,3,3,4,4,4,4,4,4,4,4, ...

•  8
• 9
• 10
• 11

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Famous Puzzles

Here are some famous puzzles, you must go through. It may help you in CSIR Part A.

1,A Box of Defective Balls

You have 10 boxes of balls (each ball weighing exactly10 gm) with one box with defective balls (each one of the defective balls weigh 9 gm).. you have given electronic weighting machine.

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