RRB NTPC 2021-05-01-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-05-01-2021-2 RRB Questions

41.

When was the Goods and Services Tax (GST) implemented in India?

A.

1st April 2018

B.

1st July 2017

C.

1st July 2018

D.

1st April 2017

ANSWER :

B. 1st July 2017

42.

Study the given pattern carefully and select the number from among the given options that can replace the question mark (?) in it.

30 42 56
20 30 ?
12 14 16
A.

50

B.

54

C.

42

D.

40

ANSWER :

C. 42

43.

The HCF of two numbers is 15 and their LCM is 225. If one of the numbers is 45, then what is the other number?

A.

\(\frac{15\times45}{225}\)

B.

\(\frac{225}{45}\)

C.

22515

D.

\(\frac{15\times225}{45}\)

ANSWER :

D. \(\frac{15\times225}{45}\)

44.
(sin A + cos A)Β² βˆ’ 2sinA cosA is equal to:
A.
0
B.
sinΒ²A βˆ’ cosΒ²A
C.
1
D.
2
ANSWER :
C. 1
45.

What is the name of the satellite launched by ISRO which gives alert messages to fishermen regarding bad weather and high waves and cautions them when they approach international maritime boundary line?

A.

IRNSS-1A

B.

IRNSS-1I

C.

IRNSS-1G

D.

IRNSS-1H

ANSWER :

B. IRNSS-1I

46.

In which city was the 11th BRICS Summit held in 2019?

A.

Tokyo

B.

New York

C.

Brasilia

D.

London

ANSWER :

C. Brasilia

47.
How many atoms of oxygen are present in one molecule of ozone?
A.
3
B.
1
C.
2
D.
4
ANSWER :
A. 3
48.
The Coromandel Coast is home to the following two states:
A.
Maharashtra and Gujarat
B.
Punjab and NCR
C.
West Bengal and Jharkhand
D.
Tamil Nadu and Andhra Pradesh
ANSWER :
D. Tamil Nadu and Andhra Pradesh
49.
If the radius of a sphere is doubled, what will be the ratio of the volume of the new sphere to that of the original sphere?
A.
8 : 1
B.
2 : 1
C.
1 : 8
D.
1 : 2
ANSWER :
A. 8 : 1
50.
Where was the 5th India Nuclear New Build Congress conference organised in May 2019?
A.
Kolkata
B.
Mumbai
C.
Delhi
D.
Bengaluru
ANSWER :
B. Mumbai