Name of post: RRB NTPC answer keys 28 Dec 2020 1st 2nd Shift

Short info: RRB NTPC answer keys 28 Dec 2020 1st 2nd Shift RRB NTPC CEN 01/2019 Question Paper, Answer Key Get all RRB NTPC answer keys here sarkarijob.co.

**RRB NTPC CEN 01/2019**

**Question Paper, Answer Key**

**Get all RRB NTPC answer keys here.**

**Exam Date: 28 Dec 2020**

**Exam Shift: 1st, 2nd Shift**

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**Questions and Answers**

Qs.1: Which is the longest river of South India?

Ans : Godavari

Qs.2: Who is the Chief Minister of present-day Bihar state?

Ans : Nitish Kumar

Qs.3: Who administers the oath of the office to the president?

Ans : Chief Justice of India

Qs.4: What was the name of the son of Gautam Buddha?

Ans : Rahula

Qs.5: This country is known as the largest producer of sugar in the world?

Ans : Brazil

Qs.6: If the pass percentage is 30% but a student got 20% and he is failing by 72

marks then what are the full marks in the exam?

Qs.7: Name the author of ‘History of Plantarum’

Ans : Theophrastus

Qs.8: What is the pH range of Castic Soda which makes hard soap?

Ans : Nearby 14

Qs.9: What is the study of the heart called?

Ans : Cardiology

Qs.10: What is the pH value of Lemon?

Ans : 4-5

Qs.11: What type of tissue is found in blood?

Ans : Connective Tissue

Qs.12: Where does fertilization occur?

Ans : Fallopian Tube

Qs.13: What is the unit of measurement for the amount of substance?

Ans : Mole

Qs.14: What is the SI unit of Electric Current?

Ans : Ampere

Qs.15: What is the unit of Distance?

Ans : Metre

Qs.16: What will be the color of the stars if the temperature is too high?

Ans : Blue

Qs.17: What kind of wave is sound?

Ans : Mechanical Longitude wave

Qs.18: Which has more elasticity: Rubber or Steel?

Ans : Steel

Qs.19: What is the full form of pH?

Ans : potential of hydrogen’ or power of hydrogen

Qs.20: What is the freezing point of water?

Ans : 273.2K

Qs.21: Eighth Schedule to the Constitution consists of how many languages?

Ans : 22

Qs.22: What is Arthroplasty used for?

Ans : Joint replacement

Qs.23: Which is an example of Ball & Socket joint?

Ans : Shoulder joint or Hip Joint

Qs.24: Who founded Hydrogen gas?

Ans : Henry Cavendish

Qs.25: Who is the father of Taxonomy?

Ans : Carolus Linnaeus

Qs.26: If the mass on earth is 10kg. What will be the mass on the moon?

Ans : 10kg

Qs.27: Two resistances of 1ohm and 2ohm are in parallel, then what will be the

resultant?

Ans : 2/3

Qs.28: Write 699 in Roman numerals.

Ans : DCXCIX

Qs.29: a:b:c = 2:3:4, a+b+c = 120 Find the value of b.

Ans : 40

Qs.30: CP= 15000, SP = 2000. Find P%.

Ans : 5/4

Qs.31: There are 70 boys and 50 girls in a group. Out of which 50% of boys went for

the part and 40% of girls went for the part. Then how many people went for the

party?

Ans : 110/12

Qs.32: Find rate (r) when P = 2400, SI = 640 and time is 4 year.

Ans : 25/4

Qs.33: If in a rectangle, the length is increased by 10% and the breadth is decreased

by 10%. What will be the percent change in the area of the rectangle?

Ans : 1%

Qs.34: CP = MP x 75% and discount (D) = 15%. Find profit percent.

Ans : 2/15

Qs.35: A quadratic equation x2

-2x+1 = 0 has two roots α and β. Write down the

equation which roots α2β2

.

Ans : x2

-2x+1 = 0

Qs.36: Two circles are given : R1 = 6 and R2 = 3. Find the value of common tangent.

Qs.37: A cylinder of height 14 cm and CSA = 528 is given. Find the volume of the

cylinder.

Qs.38: When is Women’s Day celebrated?

Ans : March 8

Qs.39: Who is the DRDO head?

Ans : Dr. G. Satheesh Reddy

Qs.40: When is Earth Day?

Ans : 22 April

Qs.41: Which city will host the Commonwealth Youth Games?

Ans : UK

Qs.42: How many total Ramsar Sites are there?

Ans : 42 Sites

Qs.43: If the efficiency of B is 20% less than A. A can complete a task in 12 days,

then find the number of days by which B can complete the task?

Ans : 15 days

Qs.44: cos2θ = sinθ. Find the value of θ.

Ans : 30

Qs.45: The number has increased by 40%. After increasing, it is then again

decreased by 40%. Find the overall percentage increase/decrease.

Ans : 16% decreased by the original number

Qs.46: The principal value of 38000 is divided into two parts. In the 1st year, the

rate is 75 and time is 5 yr, whereas, in the other part, the rate is 10% with time 6

year. Find the money borrowed at the interest rate of 10%.

Ans : 14000

Qs.47: Where is Bharatpur located?

Ans : Rajasthan

Qs.48: When was Swaraj Party formed?

Ans : 1 January 1923

Qs.49: Who was India’s 2nd Prime Minister?

Ans : Gulzari Lal Nanda

Qs.50: What is the name of the outer membrane in the Brain?

Ans : Dura mater

Qs.51: Rickets are caused by the deficiency of which vitamin in children?

Ans : Vitamin D

Qs.52: Who is the CEO of Nokia?

Ans : Pekka Lundmark

Qs.53: Who is the present CM of Gujarat?

Ans : Vijay Rupani

Qs.54: What is D2O?

Ans : It is deuterium oxide and is used as a coolant

Qs.55: Where is BARC located?

Ans : Trombay, Mumbai

Qs.56: What is cosmology?

Ans : Study of outer space

Qs.57: Who is the CEO of Paytm?

Ans : Vijay Shekhar Sharma

Qs.58: Where did the Jallianwala Bagh Massacre happen?

Ans : Amritsar, Punjab

Qs.59: Who discovered the Nucleus?

Ans : Robert Brown

Qs.60: p2+q2+r2

= 0 Find the value of P6+q6

-r6

/ p2q2r2

Ans : -3

Qs.61: Where did the G20 summit 2020 was held?

Ans : Saudi Arabia

Qs.62: Headquarter of UNICEF, UNDP, UNO located at?

Ans : New York

Qs.63: Which country’s currency is Yen?

Ans : Japan

Qs.64: What is the salary of the Vice President?

Ans : 4 lakhs

Qs.65: Which city is best known for producing saffron?

Ans : Jammu & Kashmir

Qs.66: Where is Shivanasamudra Falls?

Ans : Karnataka

Qs.67: What is the pH of blood?

Ans : 7.2-7.4

Qs.68: Name the First Indian to get Nobel prize in economics?

Ans : Amartya Sen

Qs.69: What is the color of the Fertilizer revolution?

Ans : Pink

Qs.70: What is the chemical formula of Hard Water?

Ans : H2O

Qs.71: Who calculated the National Income of India for the first time?

Ans : Dadabhai Naoroji

Qs.72: When was the battle of Plassey fought?

Ans : 23 June 1757

Qs.73: Who was the founder of the Slave Dynasty?

Ans : Quṭb al-Dīn Aibak

Qs.74: Which layer of the Sun is visible to us?

Ans : Photosphere

Qs.75: Where is the tallest Buddha Statue located?

Ans : Henan, China

Qs.76: Where did the Moplah Revolt occurred?

Ans : Malabar

Qs.77: Karl Landsteiner got a prize for?

Ans : His discovery of human blood groups