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RRB JE 2019: NON TECHNICAL QUIZ 1

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Question 1

How many Zonal Councils have been established to discuss and advise on matters of common interest ?

Question 2

In its natural condition, a soil sample has a mass of 1.980 kg and a volume of 0.001 m3. After being completely dried in an oven, the mass of the sample is 1.800 kg. Specific gravity G is 2.7. Unit weight of water is 10 kN/m3. The degree of saturation of the soil is:

Question 3

Which of the following Scientist proved that the path of each planet around the Sun is elliptical?

Question 4

The penetrating powers of α, β and γ-radiations, in decreasing order, are______.

Question 5

Unix operating system was developed in 1970s by
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Oct 27ESE & GATE EE