RRB-NTPC 2021 Questions

22 Aug 2021 • Shift 1

90 Questions AvailableTake as Test

Question 1

Arithmetic

What is the condition for total internal reflection to occur?

Light must travel from a rarer medium to a denser medium at an angle of 90°.

Light must travel from a denser to a rarer medium at an angle greater than the critical angle.

Light must strike the boundary at 90° to the normal separating any two mediums of different refractive indices.

The refractive indices of both media must be equal.

Question 2

Arithmetic

What is 'Google Beam' introduced under Project Starline?

A language translation tool for real-time communication

An AI-powered video communication platform aiming to redefine virtual interactions

A new satellite launched by Google for global internet coverage

A hardware device for enhancing internet speed in rural areas

Question 3

Arithmetic

What was the main objective of India's First Five Year Plan (1951–56)?

Growth of IT services

Privatisation of PSUs

Heavy industrialisation

Agricultural development

Question 4

Arithmetic

Who was honoured with the Padma Bhushan in 2021 for their contributions to Indian cinema?

Aamir Khan

Shekhar Kapur

Mukesh Khanna

Subhash Ghai

Question 5

Arithmetic

Why is wheat grown in the north-western plains of India?

Because it lies close to the coastal water bodies

Because it receives heavy rainfall during the monsoon

Because the region has fertile alluvial soil and cool winters

Because the region has red soil with limited annual rainfall

Question 6

Arithmetic

Which of the following elements provides access to system settings, installed programs, and power options from the desktop?

Taskbar

File Explorer

Start Menu

Notification Area

Question 7

Arithmetic

What did the Supreme Court decide in the Kesavananda Bharati case (1973) about the powers of Parliament to amend the Constitution of India?

The President of India has the ultimate authority to approve or reject constitutional amendments independently.

The Parliament cannot amend any part of the Constitution under any circumstances.

The Parliament can amend the Constitution, but it cannot change or destroy its basic structure or essential features.

The Parliament has unlimited power to amend any part of the Constitution, including the Fundamental Rights.

Question 8

Arithmetic

In which of the following cases did the Supreme Court uphold the Right to Privacy as a Fundamental Right in 2017?

Shreya Singhal vs. Union of India

Indira Sawhney vs. Union of India

Puttaswamy vs. Union of India

Navtej Singh Johar vs. Union of India

Question 9

Arithmetic

Which mode of transport is most suitable for transporting heavy and bulky goods over long distances?

Railways

Pipelines

Roadways

Airways

Question 10

Arithmetic

Which of the following best defines impulse in mechanics?

The product of mass and velocity

The product of force and the time for which it acts

The rate of change of momentum multiplied by the distance

The change in displacement over time

Question 11

Arithmetic

What was the other name of Chandragupta II, the renowned ruler of the Gupta dynasty?

Dhruvasena

Suryadeva

Karmaputra

Vikramaditya

Question 12

Arithmetic

Which of the following statements regarding the Ryotwari settlement is correct? It was developed by Thomas Munro. The settlement was made directly with the cultivators, not zamindars. It was tested on a small scale in the annexed territories of Tipu. Finding it successful, it was then applied in the Ganga plains. Select the correct combination:

1 and 2 only

1 only

1, 2 and 3 only

1, 2, 3 and 4

Question 13

Arithmetic

Amir Khusrau is known for contributing to which two languages?

Sanskrit and Tamil

Bengali and Punjabi

Marathi and Gujarati

Persian and Hindavi

Question 14

Arithmetic

According to the Waqf (Amendment) Bill, 2021, within how many days can an appeal be made in the High Court on the order of the Waqf Tribunal?

120 days

70 days

90 days

50 days

Question 15

Arithmetic

Which of the following players was named the Men's Player of the Year at the All India Football Federation (AIFF) Awards in May 2021?

Gurpreet Singh Sandhu

Subhasish Bose

Sandesh Jhingan

Sunil Chhetri

Question 16

Arithmetic

Jhumur, a traditional folk dance, originated in which of the following Indian states?

Assam

Punjab

Kerala

Gujarat

Question 17

Arithmetic

The Human Development Index emphasises people-centric development. Who is credited with creating the HDI alongside Amartya Sen?

Manmohan Singh

Jean Drèze

Kaushik Basu

Mahbub ul Haq

Question 18

Arithmetic

Which of the following Committees is a Standing Committee of the Parliament?

Delimitation Commission

Joint Parliamentary Committee on 2G Spectrum

Select Committee on a Bill

Public Accounts Committee

Question 19

Arithmetic

Which of the following institutes proposed development of world's smallest semiconductors chip in 2021?

Indian Institute of Science

IIT Delhi

DRDO Research Lab

BARC

Question 20

Arithmetic

Which constitutional Articles ensure the writ jurisdiction of the Supreme Court and High Courts for enforcing fundamental rights, including RTI?

Articles 51 and 356

Articles 14 and 15

Articles 21 and 39

Articles 32 and 226

Question 21

Arithmetic

How many Khelo India centres did the Delhi government propose to establish in June 2021?

Six

Eight

Two

Ten

Question 22

Arithmetic

The introduction of English education in India was promoted through which of the following documents?

Charter Act of 1813

Regulating Act

Macaulay's Minute

Pitts India Act

Question 23

Arithmetic

Which of the following was NOT a reason for the Paleolithic people to move from place to place?

Failure of crops

Resource exhaustion

Movement of prey animals

Seasonal changes

Question 24

Arithmetic

Littoral forests are most associated with which kind of ecosystem?

Wetland ecosystem

Tundra ecosystem

Grassland ecosystem

Desert ecosystem

Question 25

Arithmetic

What was the main motive of British colonial rule in India?

Social development of India

Industrialisation of India

Welfare of Indian farmers

Economic exploitation of India

Question 26

Arithmetic

The Women's Kabaddi World Cup scheduled for June 2021, was announced to be hosted in which location in India?

Ahmedabad

Rajgir

Kolkata

Chennai

Question 27

Arithmetic

What is the primary cause of southwest monsoon in India?

Tidal effects

Differential heating of land and sea

Westerly winds from the Atlantic

Local winds from the desert

Question 28

Arithmetic

On 25 April 2021, DRDO achieved a significant milestone by conducting a long-duration ground test of an active cooled scramjet subscale combustor. How long did this test last?

1,500 seconds

1,000 seconds

500 seconds

120 seconds

Question 29

Arithmetic

In which of the following years was the Swarnjayanti Gram Swarozgar Yojana (SGSY) launched with the aim to bring the assisted poor families (Swarozgaris) above the poverty line by organising them into Self Help Groups (SHGs) through a mix of bank credit and government subsidies?

1999

1994

1991

2003

Question 30

Logical

Which of the following is responsible for causing convectional rainfall?

Cyclonic movements

Intense surface heating causing air to rise

Mountains forcing air to rise

Cold and warm air masses meeting

Question 31

Logical

Which Article of the Indian Constitution states that Directive Principles are not enforceable by any court?

Article 36

Article 37

Article 38

Article 39

Question 32

Logical

According to Article 335 of the Constitution of India, claims of SCs and STs shall be taken into consideration in matters of:

taxation policies

religious freedom

land acquisition

public employment

Question 33

Logical

The 12th edition of the Global Terrorism Report Index (GTI) 2021 was published by_____

The UN Counter-Terrorism Centre

The United Nations Office to Counter Terrorism

The Institute of Economic and Peace

The United Nations Office on Drugs and Crime

Question 34

Logical

What is the name of India's high-resolution weather forecasting system launched in May 2021?

National Weather Grid

Bharat Weather Network

Bharat Forecasting System

India Climate Monitor

Question 35

Logical

Pondicherry was captured by the Dutch in 1693 but was returned to the French company by the Treaty of Ryswick in ________.

1741

1704

1699

1696

Question 36

Logical

Which of the following is the most effective step for mitigating the impact of an earthquake?

Seismic zoning and earthquake-resistant buildings

Water harvesting

Flood barriers

Deforestation

Question 37

Logical

Who introduced the Railways (Amendment) Bill that was passed in the Rajya Sabha in March 2021?

Ashwini Vaishnaw

Kiren Rijiju

Sarbananda Sonowal

Hardeep Singh Puri

Question 38

Logical

Which keyboard button is used as a shortcut to rename a selected file or folder in Windows?

Ctrl

Esc

Question 39

Logical

The Union Territories Laws (Amendment) Bill, which was introduced in the Lok Sabha on 17 December 2024, amends how many Acts?

Question 40

Logical

A number, when decreased by 7%, gives 3720. The number is:

12000

8000

4000

2000

Question 41

Logical

The sum of five numbers is 655. The average of the first two numbers is 80 and the third number is 102. Find the average of the remaining two numbers.

196.5

182

183

197.5

Question 42

Logical

A mobile phone is marked at ₹20,000. During a festive sale, a store offers two successive discounts — 15% first and then 10%. What is the final selling price of the mobile?

₹15,000

₹15,500

₹15,300

₹16,000

Question 43

Logical

Which of the following numbers is divisible by 22?

7467614

6136901

6580350

8132950

Question 44

Logical

If 2 times the age of Ram is 14 years more than 6 times the age of Ramya, and 4 times the age of Ramya is 4 years less than the age of Ram, then what is the difference (in years) between the ages of Ram and Ramya?

Question 45

Logical

If the third proportional of 4 and 22 be x, then what is the value of x?

122

121

123

119

Question 46

Logical

If the 6-digit number N01M22 is divisible by 11, then which of the options below can give a possible correct relation between M and N?

M - N = 1

M + N = -1

M - N = 5

M = N

Question 47

Logical

If the difference between an interior angle and exterior angle of a regular polygon is 140°, then the number of sides of the polygon is equal to:

Question 48

Logical

Find the simple interest (in ₹) on ₹1,200 at an interest rate of 4% per month for 1 month.

₹8

₹24

₹4

₹48

Question 49

Logical

A man driving a car at a speed of 67 km/hr crosses a bridge in 3 minutes. Find the length of the bridge.

2.46 km

3.35 km

2.84 km

2.51 km

Question 50

Logical

The HCF and LCM of two numbers are 11 and 792, respectively. If one number is 88, then find the other number.

Question 51

Logical

A company offers three schemes of successive discounts. First: 25%, 10% Second: 20%, 15% Third: 30%, 5% Which scheme is best for the company?

First scheme

Third scheme

All the schemes are same

Second scheme

Question 52

Logical

The sum of two numbers is 52 and their LCM is 627. The two numbers are:

19, 33

12, 40

17, 35

24, 28

Question 53

In covering a distance of 156 km, Abhay takes 5 hours more than Sameer. If Abhay doubles his speed, then he would take 8 hours less than Sameer. Abhay's speed is:

16 km/hr

1 km/hr

6 km/hr

7 km/hr

Question 54

Evaluate: $(-9) - (-60) \div (-10) + (-2) \times 6$

-27

-30

-26

-29

Question 55

The product of two positive numbers is 10125. If the first number is five times the second number, then the sum of the two numbers is:

265

286

264

270

Question 56

A trader claims to sell pulses at a profit of 3%, but also dishonestly uses a weight which is 15% less than what is mentioned on it. Find the total percentage of profit earned by the trader. (Round off the answer to the nearest whole number.)

26%

20%

21%

16%

Question 57

Kushal and Brijesh together invested ₹63,300 in a business. At the end of the year, out of a total profit of ₹17,600, Brijesh's share was ₹2,200. What was the difference between their investments?

₹48,876

₹45,979

₹47,475

₹46,154

Question 58

The average runs scored by a batsman in 23 matches is 42. In the next 10 matches, the batsman scored an average of 14 runs. Find his average runs scored (rounded off to two decimal places) in all the 33 matches.

33.52

32.52

35.52

34.52

Question 59

The income of Raman is ₹60,500. He saves 26% of his income. If his income increases by 17% and expenditure increases by 50%, then his savings will:

increase by ₹12,099

decrease by ₹12,095

decrease by ₹12,100

increase by ₹12,098

Question 60

Mr. Sharma, Mr. Gupta and Ms. Sinha invested ₹4,000, ₹8,000 and ₹6,000, respectively, in a business. Mr. Sharma left the business after 6 months. If after 8 months, there was a gain of ₹34,000, then what will be the share of Mr. Gupta?

₹12,000

₹20,000

₹16,000

₹14,000

Question 61

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

GI-LE

JL-OH

MO-RK

DF-IC

Question 62

What will come in the place of the question mark (?) in the following equation, if '÷' and '×' are interchanged and '-' and '+' are interchanged? $117 + 16 - 10 \times 2 ÷ 2 - 68 + 10 \times 5 - 9 = ?$

124

168

186

Question 63

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

INS

QBA

TYD

UZE

Question 64

Seven boxes, A, B, C, D, E, F and G, are kept one over the other but not necessarily in the same order. Only F is kept above A. Only two boxes are kept between A and D. Only B is kept below C. G is not kept immediately above D. How many boxes are kept between B and E?

Question 65

What should come in place of the question mark (?) in the given series based on the English alphabetical order? RUM ORJ LOG ILD ?

FJA

FIA

FIB

FJB

Question 66

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements. Statements: Some kites are hats. No hat is a ant. Conclusion (I): Some kites are ants. Conclusion (II): Some hats are kites.

Only conclusion (I) follows.

Only conclusion (II) follows.

Neither conclusion (I) nor (II) follows.

Both conclusions (I) and (II) follow.

Question 67

Each of the digits in the number 7231456 is arranged in ascending order from left to right. What will be the sum of the digits which are second from the left and second from the right in the new number thus formed?

Question 68

Seven boxes F, G, H, M, N, O and P are kept one over the other but not necessarily in the same order. Only three boxes are kept below H. Only two boxes are kept between H and O. Only N is kept above G. F is kept at some place below M and at some place above P. Which box is kept at second position from the bottom?

Question 69

What should come in place of the question mark (?) in the given series? 1200, 1200, 1800, 3600, 9000, ?

18000

12000

15000

27000

Question 70

Refer to the following number and symbol series and answer the question that follows.  All numbers are single-digits. Counting to be done from left to right only.  (Left) & 1 # 6 * ^ @ 3 & $ 7 Ω $ 2 # 6 @ 2 % 9 (Right)  If all the symbols are dropped from the series, which of the following will be third from the left?

Question 71

In the following triads, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one which follows the same logic. BURN - BNRU - NRUB SONG - SGNO - GNOS

RAIL - ARIL - LAIR

CAME - CEMA - EMAC

WINK - WNIK - KNIW

CODE - COED - ODEC

Question 72

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusion(s) logically follow(s) from the statements. Statements: All actors are dancers. Some dancers are singers. Conclusions: (I) All dancers are actors. (II) No singer is a dancer.

Both conclusions (I) and (II) follow.

Only conclusion (I) follows.

Neither conclusion (I) nor (II) follows.

Only conclusion (II) follows.

Question 73

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.  (Note: All numbers are single digit numbers only.)  (Left) 4 7 + $ 1 * £ 3 & % 5 @ Ω 6 2 9 # 8 (Right)  How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by another symbol?

Question 74

Atul starts from his home and drives 5 km towards north. He then takes a left turn, drives 6 km, turns left, and drives 4 km. He then takes a right turn and drives 5 km and reaches his office. In which direction is the office with respect to his home? (Note: All turns are 90° turns only, unless specified.)

North-west

East

West

North

Question 75

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 - Operations on 13 such as adding to/subtracting from/multiplying with 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (196, 142, 338) (145, 198, 343)

(149, 152, 300)

(183, 209, 392)

(184, 130, 318)

(164, 178, 352)

Question 76

Select the pair that follows the same pattern as that followed by the two pairs given below. Both pairs follow the same pattern. TYP: UZQ ETQ: FUR

WER: ZFS

ELA: FCD

UIP: VJR

OUT: PVU

Question 77

What should come in place of ? in the given series based on the English alphabetical order? BJS CLT DNU EPV ?

GRV

GSV

FRV

FRW

Question 78

FNJG is related to DLHE in a certain way based on the English alphabetical order. In the same way, IQMJ is related to GOKH. To which of the given options is MUQN related, following the same logic?

SKOL

SKLO

KSOL

KSLO

Question 79

What should come in place of the question mark (?) in the given series? 195 189 180 174 165 159 ?

149

153

155

150

Question 80

Seven people A, B, C, D, E, F and G are sitting in a row, facing north. Only two people sit between D and C. Only G sits to the right of E. Only one person sits between C and E. A sits at some place to the right of F but at some place to the left of B. How many people sit to the right of A?

Question 81

If + means 'subtraction', - means 'division', ÷ means 'multiplication', × means 'addition', then what will come in place of the question mark (?) in the following equation? $9 - 3 \times 756 + 84 \div 3 = ?$

509

510

508

507

Question 82

Prabash starts from Point A and drives 6 km towards east. He then takes a left turn, drives 4 km, turns left and drives 9 km. He then takes a left turn and drives 7 km. He takes a final left turn, drives 3 km and stops at Point P. How far (shortest distance) and towards which direction should he drive in order to reach Point A again? (Note: All turns are 90-degree turns only unless specified.)

2 km to the north

4 km to the north

3 km to the north

1 km to the north

Question 83

In a certain code language, 'GLUE' is coded as '4627' and 'LOAD' is coded as '1375'. What is the code for 'L' in the given code language?

Question 84

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster pair.)

TP-AX

GC-OK

HD-PL

NJ-VR

Question 85

In a certain code language, 'DEAR' is coded as '4627' and 'TURN' is coded as '1375'. What is the code for 'R' in the given code language?

Question 86

Seven boxes A, B, C, D, E, F and G are kept one over the other but not necessarily in the same order. Only three boxes are kept below G. Only two boxes are kept between G and B. Only A is kept above F. E is kept at some place below D and at some place above C. How many boxes are kept above E?

Question 87

Seven people, A, B, C, D, P, Q and R, are sitting in a row, facing north. Only two people sit between Q and R. Only D sits to the right of A. Only one person sits between R and A. B sits at some place to the right of P but at some place to the left of C. How many people sit between C and P?

Four

One

Three

Two

Question 88

D is married to N. K is the daughter of X. X is the father of D. D is the mother of G. G is the brother of I. I is the sister of E. I is married to H. How is X related to E?

Husband's father

Mother's father

Father's father

Father

Question 89

If 2 is added to each odd digit and 1 is subtracted from each even digit in the number 2736158, what will be the sum of the digits that are third from the left and third from the right in the new number thus formed?

Question 90

What should come in place of the question mark (?) in the given series? 31 42 57 76 99 ?

126

127

125

128