RRB NTPC 2021-16-02-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-16-02-2021-1 RRB Questions

41.
What is the range of the supersonic Akash missile?
A.
Around 25 km
B.
Around 20 km
C.
Around 35 km
D.
Around 30 km
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ANSWER :
A. Around 25 km
42.
What is the IUPAC name of glycerol?
A.
Ethane-1,2-diol
B.
2-Methylpropan-1-ol
C.
Propan-1-ol
D.
Propane -1, 2, 3-triol
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ANSWER :
D. Propane -1, 2, 3-triol
43.
In a human body, salts are transported by:
A.
Plasma
B.
Oxygen
C.
Haemoglobin
D.
Blood
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ANSWER :
D. Blood
44.

Select the Venn diagram that best represents the relationship between the classes:
Surgery, Calligraphy, Art.

A.

B.

C.

D.

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ANSWER :

A.

45.
Real-time video chatting uses the following internet application:
A.
Internet Publish Chat (IPC)
B.
Internet Broadcast Chat (IBC)
C.
Internet Transfer Chat (ITC)
D.
Internet Relay Chat (IRC)
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ANSWER :
D. Internet Relay Chat (IRC)
46.
A takes thrice the time taken by B and five times the time taken by C to complete a work. Working together, they can complete the work in 5 days. Find the number of days taken by A to complete the work alone.
A.
30
B.
20
C.
40
D.
45
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ANSWER :
D. 45
47.
Which was the first Asian country in the world to enter the Mars orbit in its first attempt?
A.
Philippines
B.
China
C.
India
D.
Japan
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ANSWER :
C. India
48.

How much amount of money (in ₹) at compound interest will amount to ₹5,000 in 3 years if the rate of interest is 2% for the 1st year, 3% for the 2nd year and 4% for the 3rd year?

A.

\(\frac{5000}{1.2\times1.3\times1.4}\)

B.

5000

C.

\(\frac{5000}{1.02\times1.03\times1.04}\)

D.

\(\frac{5000}{1.24}\)

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ANSWER :

C. \(\frac{5000}{1.02\times1.03\times1.04}\)

49.
In a school, there were 1400 boys and 600 girls. 40% of girls and 60% of boys passed in the examination. What is the percentage of failed candidates?
A.
46%
B.
65%
C.
72%
D.
63%
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ANSWER :
A. 46%
50.
S is the daughter of X's father-in-law's wife Y. O is the only sibling of S and is married to J. How is X related to S?
A.
Wife
B.
Brother-in-law
C.
Husband
D.
Uncle
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ANSWER :
C. Husband