RRB NTPC 2021-03-02-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-03-02-2021-1 RRB Questions

31.
Name the geostationary communication satellite launched by ISRO on board GSLV launched vehicle and especially designed for the Indian Air Force to enhance its communication capabilities.
A.
GSAT-8B
B.
GSAT-7A
C.
GSAT-7B
D.
GSAT-6B
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ANSWER :
B. GSAT-7A
32.
Which is the outermost covering of the cell that separates the contents of the cell from its external environment?
A.
Smooth muscle cell
B.
Nerve cell
C.
Plasma membrane
D.
Organelles
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ANSWER :
C. Plasma membrane
33.
15 persons can fill 35 boxes in 7 days. How many persons are required to fill 65 boxes in 5 days?
A.
33
B.
36
C.
49
D.
39
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ANSWER :
D. 39
34.
'Operation Vijay' is associated with which of the following wars?
A.
Indo-Pakistan War 1947
B.
Kargil War-1999
C.
Indo-Pakistan War 1965
D.
Indo-Pakistan War-1971
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ANSWER :
B. Kargil War-1999
35.
Heavy Water is so called because:
A.
it is used in nuclear reactors.
B.
it is used by the heavy industries such as steel, chemicals etc.
C.
its density is three times that of normal water.
D.
it uses Deuterium, a heavier isotope of hydrogen, rather than Protium.
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ANSWER :
D. it uses Deuterium, a heavier isotope of hydrogen, rather than Protium.
36.
_____ is a high-level programming language for scientific and mathematical use.
A.
EDP
B.
FORTRAN
C.
COBOL
D.
RFID
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ANSWER :
B. FORTRAN
37.
Select the term that can replace the question mark (?) in the following series.
AC, CF, EJ, GO, ?
A.
IU
B.
JV
C.
IV
D.
JU
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ANSWER :
A. IU
38.
The difference between the simple interest recovered from two different sources on ₹1,200 for 3 years is ₹10.80. The difference between their rates of interest is:
A.
0.03%
B.
0.6%
C.
0.3%
D.
1%
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ANSWER :
C. 0.3%
39.
Find the least common multiple of the numbers 36, 72 and 144.
A.
108
B.
144
C.
220
D.
110
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ANSWER :
B. 144
40.
Which of the following lakes is the largest fresh water lake in north-east India?
A.
Dal Lake
B.
Kolleru Lake
C.
Loktak lake
D.
Pulicat lake
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ANSWER :
C. Loktak lake