RRB ALP 9th Aug 2018 Shift-3
For the following questions answer them individually
RRB ALP 9th Aug 2018 Shift-3 - Question 21
A copper wire when bent in the form of a square encloses an area of $$121\ cm^2$$. If the same wire is bent into the form of a circle, find the area of the circle:(Use:$$\pi=\frac{22}{7}$$)
RRB ALP 9th Aug 2018 Shift-3 - Question 23
When $$x^2+ax+b$$ is divided by $$(x-1)$$, the remainder is 15 and when $$x^2+bx+a$$ is divided by $$(x+1)$$, the remainder is $$-1$$, then the value of $$a^2+b^2$$ is:
RRB ALP 9th Aug 2018 Shift-3 - Question 24
If $$a-\frac{1}{a}=1$$, then $$a^2+\frac{1}{a^2}=?$$
RRB ALP 9th Aug 2018 Shift-3 - Question 25
Consider the given argument and decide which of the given assumptions is (are) implicit.
Argument:
Due to water crisis in the city, the authority had asked all the citizens to reduce their water consumption by 25%.
Assumptions:
1. Many citizens may reduce their water consumption.
2. Many activists may protest to this advisory by the authority.
RRB ALP 9th Aug 2018 Shift-3 - Question 26
If a body takes ‘t’ seconds to go once round the circular path of radius ‘r’, the velocity ‘v’ is given by:
RRB ALP 9th Aug 2018 Shift-3 - Question 27
Who is the only Indian economist to have won the Nobelprize?
RRB ALP 9th Aug 2018 Shift-3 - Question 28
Complete the series given in the Problem Figure with an appropriate option from the Answer Figures.
RRB ALP 9th Aug 2018 Shift-3 - Question 29
Find the L.C.M of $$\frac{4}{5},\frac{2}{3}$$ and $$\frac{5}{7}$$
RRB ALP 9th Aug 2018 Shift-3 - Question 30
What happens as we go down the group in the periodic table?
