RRB ALP 2018-20-08-2018-1 RRB Question Paper

RRB ALP 2018-20-08-2018-1 RRB Questions

1.
The volume of a right circular cone, whose radius of the base is half of its altitude, and the volume of a hemisphere are equal. The ratio of the radius of the cone to the radius of the hemisphere is:
A.
2 : 1
B.
1 : 1
C.
āˆ›2 : 1
D.
√2 : 1
ANSWER :
B. 1 : 1
2.
Select the figure which does NOT belong to the group.
[Figure with options A, B, C, D]
A.
C
B.
B
C.
A
D.
D
ANSWER :
C. A
3.
Common salt (NaCl) is made up of:
A.
a strong acid and a weak base
B.
a weak acid and a weak base
C.
a weak acid and a strong base
D.
a strong acid and a strong base
ANSWER :
D. a strong acid and a strong base
4.
The human body works within the pH range of:
A.
6.0 to 7.0
B.
6.0 to 6.8
C.
7.0 to 7.8
D.
7.0 to 8.6
ANSWER :
C. 7.0 to 7.8
5.
A ball, thrown vertically upward, rises to a height of 80 m and returns to its original position. The magnitude of its displacement after 7 s of motion will be ______. (take g=10 m/s²)
A.
35 m
B.
125 m
C.
45 m
D.
25 m
ANSWER :
A. 35 m
6.
A school always has a:
A.
Headmaster
B.
Teacher
C.
Building
D.
Library
ANSWER :
B. Teacher
7.
Select the missing term based on the given related pair of letter clusters.
BFK : IMR :: DGP : ______
A.
KNZ
B.
KNW
C.
WNK
D.
KWN
ANSWER :
B. KNW
8.
If x² + ax + b, when divided by x – 3, leaves a remainder of 22 and x² + bx + a, when divided by x – 3, leaves a remainder of 24, then a + b = ?
A.
7
B.
23
C.
– 7
D.
– 23
ANSWER :
A. 7
9.
Consider the given argument and decide which of the given assumptions is (are) implicit.
Argument:
All the faculty members are instructed to reach the college by 9.00 A.M.
Assumptions:
1. Some faculty members do not come on time.
2. Faculty members will follow all the instructions in the notice.
A.
Only assumption 1 implicit.
B.
Both 1 and 2 are implicit.
C.
Neither 1 nor 2 is implicit.
D.
Only assumption 2 implicit.
ANSWER :
B. Both 1 and 2 are implicit.
10.
The sum of the present ages of a father and his son is 60 years. Six years ago, father's age was five times the age of the son. After 6 years, son's age will be:
A.
19 years
B.
20 years
C.
15 years
D.
21 years
ANSWER :
B. 20 years