CSIR NET 2016 Earth Science Question Paper (19-Jun-2016)

Question 1

It takes 2 hours for Tiwari and Deo to do a job. Tiwari and Hari take 3 hours to do the same job. Deo and Hari take 6 hours to do the same job. Which of the following statements is incorrect?

Accepted Answer

Hari is the fastest worker

Answer

Tiwari alone can do the job in 3 hours

Answer

Deo alone can do the job in 6 hours

Answer

Hari does not work at all

Question 2

Abdul travels thrice the distance Catherine travels, which is also twice the distance that Binoy travels. Catherine's speed is $1/3$ of Abdul's speed, which is also $1/2$ of Binoy's speed. If they start at the same time then who reaches first?

Accepted Answer

Binoy

Answer

Both Abdul and Catherine

Answer

Catherine

Answer

All three together

Question 3

For a certain regular solid: number of faces + number of vertices = number of edges+2. For three such distinct (not touching each other) objects, what is the total value of faces + vertices – edges?

Accepted Answer

Six

Answer

Two

Answer

Four

Answer

Zero

Question 4

What will be the next figure in the following sequence?

Accepted Answer

""

Answer

Answer

Answer

Question 5

A, B, C, D are points on a circle with AB=5 cm, BC=12 cm, AC=13 cm and AD=7cm. Then, the closest approximation of CD is

Accepted Answer

11 cm

Answer

9 cm

Answer

10 cm

Answer

14 cm

CSIR NET 2016 Earth Science Question Paper (19-Jun-2016)

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