RRB JE 28th June 2019 Shift-3

Instructions

For the following questions answer them individually

RRB JE 28th June 2019 Shift-3 - Question 61


The echo of the sound of a boy standing in front of a mountain is heard after 0.2 s. What is the distance of the mountain from the boy when speed of the sound is 342 m/s?

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RRB JE 28th June 2019 Shift-3 - Question 62


If an incident ray is reflected back along the same path in a concave mirror, then through which point does that ray pass?

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RRB JE 28th June 2019 Shift-3 - Question 63


At present, the maximum strength of Rajya Sabha is-

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RRB JE 28th June 2019 Shift-3 - Question 64


Arun went 6 m from his home towards south and turnedleft to cover 8 m. Again he turned left and covered 6 m. He again turned right and covered 4 m. What wasthe direct distance from his home and which direction was he facing?

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RRB JE 28th June 2019 Shift-3 - Question 65


In this question, three statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.
Statements:
1) Fishes live in water.
2) Tigers live in land.
3) Amphibians live both in water and on land.
Conclusions:
I. Fishes, amphibians and tigers belong to the same family.
II. Both the amphibians and tigers can live in land.

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RRB JE 28th June 2019 Shift-3 - Question 66


The Simple Interest on Rs.'x' for 3 years at 8% equals half the Compound Interest on Rs.4000 at 10% for 2 years. Find 'x'.

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RRB JE 28th June 2019 Shift-3 - Question 67


The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?

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RRB JE 28th June 2019 Shift-3 - Question 68


A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B ?

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RRB JE 28th June 2019 Shift-3 - Question 69


Two trains are running in opposite directions with the same speed. If the length of each train is 120 m, and they cross each other in 12 seconds, then find the speed of each train.

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RRB JE 28th June 2019 Shift-3 - Question 70


Molecules are too small to be seen with naked eyes, but they can be seen with the help of-

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