RRB JE 2015 Paper

Instructions

For the following questions answer them individually

RRB JE 2015 Paper - Question 71


Ammonia is prepared commercially by the :

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RRB JE 2015 Paper - Question 72


A bullet is fired vertically upwards with a velocity of 196 m/sec. What is the maximum height reached by the bullet ? (Assuming g-9.8 miser-2)

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RRB JE 2015 Paper - Question 73


If $$\frac{x}{y} = \frac{6}{5}$$, then find the value of $$\frac{x^2 + y^2}{x^2 - y^2}$$

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RRB JE 2015 Paper - Question 74


Goutam Buddha delivered his first sermons at :

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RRB JE 2015 Paper - Question 75


The 'Quit India Movement' was launched in the year :

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RRB JE 2015 Paper - Question 76


'When a body is wholly or partially, immersed in a fluid, it experiences an upthrust equal to the weight of the fluid displaced'. This is known as :

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RRB JE 2015 Paper - Question 77


Disinfection of drinking water is done to remove

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RRB JE 2015 Paper - Question 78


Projection of an object shown by three views is known as :

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RRB JE 2015 Paper - Question 79


The United Nations Day (U.N.Day) is celebrated every year on :

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RRB JE 2015 Paper - Question 80


If $$t_o, t_p $$ and $$ t_m$$ are the optimistic, pessimistic and most likely time estimates of an activity respectively, then the expected time t of the activity will be : 

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