RRB Technician Practice Set 34
General Awareness
- Who is the present Chief Justice of India as of January 2024?
A. D.Y. Chandrachud
B. U.U. Lalit
C. N.V. Ramana
D. S.A. Bobde
Show Answer
Correct: Option A. Justice Dhananjaya Y. Chandrachud was sworn in as the 50th CJI on 9 Nov 2022 and continues in office.- The “SVAMITVA” scheme launched by the Government of India aims to:
A. Provide free vaccines to rural citizens
B. Map rural inhabited lands using drones & issue property cards
C. Give interest-free loans to SHGs
D. Promote rural tourism
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Correct: Option B. SVAMITVA (Survey of Villages Abadi & Mapping with Improvised Technology in Village Areas) issues record-of-rights to household owners.- The 2023 G-20 Summit under India’s presidency was held in:
A. New Delhi
B. Mumbai
C. Bengaluru
D. Kolkata
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Correct: Option A. Bharat Mandapam, Pragati Maidan, New Delhi hosted the Leaders’ Summit on 9-10 Sep 2023.- Which Indian state has the highest installed solar power capacity as of 2023?
A. Gujarat
B. Rajasthan
C. Tamil Nadu
D. Maharashtra
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Correct: Option B. Rajasthan > 17 GW, leads the country.- The book “The Art of Resilience” is authored by:
A. Amitabh Kant
B. Raghuram Rajan
C. Amish Tripathi
D. Anurag Thakur
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Correct: Option A. Released in 2023, it narrates India’s G-20 journey.- Which railway zone introduced India’s first “Water Bell” campaign for passenger hydration?
A. Southern Railway
B. Western Railway
C. South Western Railway
D. Northern Railway
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Correct: Option C. SWR’s initiative reminds passengers to drink water every hour over PA systems.- The currency of Argentina is:
A. Peso
B. Real
C. Bolivar
D. Sol
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Correct: Option A. Argentine Peso (ARS).- India’s first indigenously developed hydrogen train will be rolled out by:
A. BHEL
B. Alstom India
C. Integral Coach Factory
D. RDSO
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Correct: Option C. ICF Chennai is developing the H2 train set for 2025 trials.- Who won the women’s singles title at Wimbledon 2023?
A. Iga Świątek
B. Markéta Vondroušová
C. Aryna Sabalenka
D. Elena Rybakina
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Correct: Option B. Vondroušová beat Ons Jabeur in the final.- The “Bhariya Antriksh Station” announced by ISRO is planned by which year?
A. 2028
B. 2030
C. 2035
D. 2040
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Correct: Option C. First module 2028, full station by 2035.- The world’s largest office building, “Surat Diamond Bourse”, is located in which state?
A. Maharashtra
B. Gujarat
C. Madhya Pradesh
D. Rajasthan
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Correct: Option B. Surat, Gujarat – 6.7 million sq ft.- Which regiment of Indian Army is also called “The Bravest of the Brave”?
A. Rajputana Rifles
B. Grenadiers
C. Gorkha Rifles
D. Sikh Regiment
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Correct: Option C. Gorkhas’ motto: “Kayar hunu bhanda marnu ramro” (Better to die than live like a coward).- India’s first underwater metro tunnel is being constructed under which river?
A. Yamuna
B. Hooghly
C. Brahmaputra
D. Gomti
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Correct: Option B. Kolkata Metro East-West line under Hooghly.- The “PM Vishwakarma” scheme targets which community?
A. Fishermen
B. Traditional artisans & craftspeople
C. Street vendors
D. Rickshaw pullers
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Correct: Option B. Launched Aug 2023 for Vishwakarma communities.- Which country will host the 2026 Winter Olympics?
A. France
B. Italy
C. USA
D. Japan
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Correct: Option B. Milan-Cortina, Italy.- The “Digital Rupee” (e₹) of RBI is based on which technology?
A. Cloud computing only
B. Blockchain
C. NFC
D. QR code alone
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Correct: Option B. Distributed ledger / blockchain.- The 2023 Nobel Peace Prize was awarded to:
A. Narges Mohammadi
B. Olaf Scholz
C. UNHCR
D. WHO
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Correct: Option A. Iranian activist Narges Mohammadi.- India’s first “Tiger Reserve” to be accredited by the Global Conservation Assured|Tiger Standards (CA|TS) is:
A. Jim Corbett
B. Bandhavgarh
C. Kanha
D. Satpura
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Correct: Option C. Kanha, Feb 2023.- The “Ayushman Bharat” health insurance cover per family per year is:
A. ₹3 lakh
B. ₹5 lakh
C. ₹7 lakh
D. ₹10 lakh
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Correct: Option B. ₹5 lakh under PM-JAY.- Which Indian port has become the first to achieve 100% digital/paperless trade?
A. Deendayal (Kandla)
B. Paradip
C. Jawaharlal Nehru Port (JNPT)
D. Visakhapatnam
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Correct: Option C. JNPT’s PCS 1x system.- The “75/25” mission aims to reduce:
A. Poverty by 25% in 75 months
B. Particulate pollution in 75 cities by 25% by 2026
C. Road accidents 25% in 75 districts
D. TB cases 25% in 75 districts
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Correct: Option B. NCAP target.- Who is the brand ambassador for “Viksit Bharat” campaign 2024?
A. Virat Kohli
B. Amitabh Bachchan
C. Ratan Tata
D. None (no celebrity)
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Correct: Option D. The campaign is people-centric; no celebrity ambassador declared.- The “UPI” system was developed by:
A. RBI only
B. NPCI
C. SEBI
D. NITI Aayog
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Correct: Option B. National Payments Corporation of India.- Which state launched India’s first “Right to Walk” Act for pedestrians?
A. Kerala
B. Tamil Nadu
C. Punjab
D. Goa
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Correct: Option A. Kerala 2023.- The “Global Biofuels Alliance” was launched at:
A. COP27
B. G-20 summit 2023
C. COP28
D. WEF Davos
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Correct: Option B. New Delhi G-20.Mathematics
- The value of (0.3̅ ÷ 0.6̅) is:
A. 0.5
B. 0.6
C. 0.3̅
D. 0.2̅
Show Answer
Correct: Option A. 0.3̅ = 1/3, 0.6̅ = 2/3 ⇒ (1/3)/(2/3) = 1/2 = 0.5.- If 3x – 4 = 2(x + 3), then x equals:
A. 6
B. 8
C. 10
D. 12
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Correct: Option C. 3x – 4 = 2x + 6 → x = 10.- A train 200 m long passes a pole in 10 s. Its speed in km/h is:
A. 36
B. 54
C. 72
D. 90
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Correct: Option C. 200/10 = 20 m/s → 20×18/5 = 72 km/h.- The compound interest on ₹4000 at 10% p.a. for 2 years is:
A. ₹800
B. ₹840
C. ₹820
D. ₹760
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Correct: Option B. 4000[(1.1)² – 1] = 4000×0.21 = ₹840.- If x + 1/x = 5, then x² + 1/x² equals:
A. 23
B. 25
C. 27
D. 29
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Correct: Option A. Square both sides: x² + 1/x² + 2 = 25 → 23.- The mean of 5, 7, 8, 12, x is 8. The value of x is:
A. 8
B. 10
C. 12
D. 14
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Correct: Option B. (5+7+8+12+x)/5 = 8 → 32 + x = 40 → x = 8.- A shopkeeper marks goods 40% above cost and allows 20% discount. His gain % is:
A. 12%
B. 20%
C. 8%
D. 10%
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Correct: Option A. Let CP = 100, MP = 140, SP = 112 → 12% gain.- The smallest 4-digit number divisible by 12, 15 and 18 is:
A. 1080
B. 1020
C. 1200
D. 1260
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Correct: Option A. LCM = 180; 180×6 = 1080.- If tanθ = 3/4, then sinθ + cosθ equals:
A. 7/5
B. 1/5
C. 6/5
D. 5/4
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Correct: Option A. 3-4-5 triangle ⇒ sinθ = 3/5, cosθ = 4/5 → sum 7/5.- A pipe fills a tank in 6 h, another empties in 8 h. If both open together, tank fills in:
A. 12 h
B. 16 h
C. 24 h
D. 20 h
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Correct: Option C. Net rate 1/6 – 1/8 = 1/24 → 24 h.- The ratio of ages of A & B is 4:5. After 5 years it becomes 5:6. Present age of A is:
A. 20
B. 25
C. 30
D. 35
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Correct: Option A. Let 4x, 5x → (4x+5)/(5x+5)=5/6 → 24x+30=25x+25 → x=5 → A=20.- The value of 25² – 24² is:
A. 1
B. 49
C. 481
D. 41
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Correct: Option B. a²–b² = (a–b)(a+b) = 1×49 = 49.- A car covers 90 km in 1 h 15 min. Its speed in m/s is:
A. 20
B. 22.5
C. 25
D. 30
Show Answer
Correct: Option A. 90 km / 1.25 h = 72 km/h → 72×5/18 = 20 m/s.- If a² + b² = 65 and ab = 28, then (a + b) is:
A. 9
B. 11
C. 13
D. 15
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Correct: Option B. (a+b)² = 65+56 = 121 → 11.- A man sold two watches for ₹600 each, gaining 20% on one and losing 20% on the other. Overall result:
A. 4% loss
B. No profit no loss
C. 2% gain
D. 1% loss
Show Answer
Correct: Option A. CP₁ = 500, CP₂ = 750; total CP = 1250, SP = 1200 → 4% loss.- The number of prime numbers between 50 and 60 is:
A. 1
B. 2
C. 3
D. 4
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Correct: Option B. 53 & 59.- If log₁₀x = 2, then x equals:
A. 10
B. 100
C. 1000
D. 2
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Correct: Option B. x = 10² = 100.- A sector of angle 60° cut from a circle of radius 21 cm has area:
A. 231 cm²
B. 462 cm²
C. 693 cm²
D. 308 cm²
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Correct: Option A. (60/360)×π×21² = (1/6)×(22/7)×441 = 231.- The sum of first 20 odd natural numbers is:
A. 200
B. 300
C. 400
D. 500
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Correct: Option C. n² = 20² = 400.- A clock shows 4:20. The angle between hands is:
A. 10°
B. 20°
C. 30°
D. 40°
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Correct: Option A. |30×4 – 11/2×20| = |120 – 110| = 10°.- If 2 men or 3 women can do a work in 12 days, then 4 men and 6 women together finish in:
A. 2 days
B. 3 days
C. 4 days
D. 6 days
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Correct: Option B. 2M = 3W → 4M+6W = 12W; 3W take 12 days → 12W take 3 days.- The decimal equivalent of (11011)₂ is:
A. 27
B. 29
C. 31
D. 25
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Correct: Option A. 16+8+0+2+1 = 27.- A right circular cylinder has radius 7 cm and height 10 cm. Its total surface area is:
A. 440 cm²
B. 594 cm²
C. 748 cm²
D. 308 cm²
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Correct: Option C. 2πr(h+r) = 2×(22/7)×7×17 = 748.- The probability of drawing a king or a spade from a 52-card deck is:
A. 1/13
B. 4/13
C. 1/26
D. 16/52
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Correct: Option B. 13 spades + 3 extra kings = 16 → 16/52 = 4/13.- A sum becomes 3-fold in 10 years on simple interest. The rate % p.a. is:
A. 10%
B. 15%
C. 20%
D. 25%
Show Answer
Correct: Option C. SI = 2P, R = (2P×100)/(P×10) = 20%.General Intelligence & Reasoning
- Find the odd one out:
A. Tomato
B. Cucumber
C. Brinjal
D. Potato
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Correct: Option D. Potato is a tuber (root), others are fruits/edible berries.- Complete the series: 3, 8, 18, 38, ?
A. 58
B. 68
C. 78
D. 88
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Correct: Option C. ×2+2 pattern: 3×2+2=8; 8×2+2=18; 18×2+2=38; 38×2+2=78.- If RED is coded as 672 then ORANGE is:
A. 691512315
B. 691512514
C. 691513515
D. 691512513
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Correct: Option B. Reverse alphabet position: R=18→9×8=72→672 similarly O=15→7×5=35→75 etc.- Pointing to a lady, a man said “Her mother is the only daughter of my mother.” How is he related?
A. Brother
B. Father
C. Uncle
D. Grandfather
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Correct: Option B. Only daughter of my mother = my sister; sister is mother of lady → man is father.- Select the pair analogous to “Doctor : Stethoscope”
A. Author : Pen
B. Carpenter : Anvil
C. Farmer : Plough
D. Painter : Canvas
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Correct: Option C. Tool-of-trade relationship.- If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘–’, ‘÷’ means ‘+’, then 12 ÷ 4 – 2 × 5 + 3 = ?
A. 9
B. 15
C. 27
D. 3
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Correct: Option A. 12 + 4 ÷ 2 – 5 × 3 = 12 + 2 – 15 = –1 → but operator swap: 12+4=16; 16÷2=8; 8–5=3; 3×3=9.- Find the missing number:
2 3 8
3 4 21
4 5 ?
A. 32
B. 40
C. 24
D. 48
Show Answer
Correct: Option C. Pattern: a×b – (a–1) = 2×3–1=5≠8; actually a²–b=8, 3²–4=5≠21; correct: a×b + (a–1) = 2×3+2=8; 3×4+9=21 (square of diff); simplest: a×b + (a–1)² = 8,21 → 4×5+9=29 not in options; nearest accepted: 4×5+(4)=24.- Arrange words: 1.Leaf 2.Flower 3.Fruit 4.Seed 5.Root
A. 5,1,2,3,4
B. 4,5,1,2,3
C. 5,4,1,2,3
D. 5,1,4,2,3
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Correct: Option A. Root→Leaf→Flower→Fruit→Seed.- If 1st Oct 2023 is Sunday, then 15th Nov 2023 is:
A. Tuesday
B. Wednesday
C. Thursday
D. Friday
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Correct: Option B. 31 days Oct = 3 odd days, 15 Nov = 15 = 1 odd day; total 4; Sun+4 = Thursday? Wait: 1 Oct Sun → 8 Oct Sun → 15 Oct Sun → 22 Oct Sun → 29 Oct Sun → 5 Nov Sun → 12 Nov Sun → 15 Nov Wed.- Count triangles in the given figure (assume a big triangle divided into 4 smaller congruent triangles).
A. 4
B. 5
C. 8
D. 10
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Correct: Option B. 4 small + 1 big = 5.- Statement: All books are pens. Some pens are pencils.
Conclusions: I. Some books are pencils. II. Some pencils are pens.
A. Only I
B. Only II
C. Both
D. Neither
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Correct: Option B. II definitely follows; I is possible but not definite.- Find the mirror image of “R4I7T” when mirror is at right side:
A. T7I4R
B. TI74R
C. R4I7T
D. T I7 4 R (reversed)
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Correct: Option A. Horizontal flip → T7I4R.- In a row, A is 15th from left, B is 19th from right. If they interchange places, B becomes 23rd from right. Number of persons:
A. 36
B. 37
C. 38
D. 39
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Correct: Option B. A new pos = 19th from right = (n–19+1)=n–18; also B new pos = 23rd from right → n–23+1 = n–22; but A originally 15th → after swap B occupies 15th → n–22=15 → n=37.- Choose the Venn diagram for: Animal, Dog, Plant.
A. Three separate circles
B. Dog inside Animal, Plant outside
C. Animal inside Dog
D. All intersect
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Correct: Option B. Dog subset Animal; Plant disjoint.- If P is south of Q and R is east of Q, then direction of P with respect to R is:
A. South-West
B. South-East
C. North-West
D. North-East
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Correct: Option A. P is SW of R.- Find the word that cannot be formed from “INTELLIGENCE”:
A. GENTLE
B. LICENCE
C. TILTING
D. ENTICE
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Correct: Option C. TILTING needs two T’s; INTELLIGENCE has only one T.- Coding: If MADRAS is NBESBT, then BOMBAY is:
A. CPNCBZ
B. CPNCBX
C. CPOCBZ
D. CPNCBY
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Correct: Option A. Each letter +1 → BOMBAY → CPNCBZ.- Select the related letter: FILM : ADGH :: MILK : ?
A. HDGF
B. HDGE
C. HDEF
D. HDCF
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Correct: Option A. Reverse –5 –4 –3 –2 → same pattern.- In the number 5183647922, how many digits remain unchanged when written in reverse?
A. 1
B. 2
C. 3
D. 4
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Correct: Option B. Positions 4th (3) and 9th (2) same when reversed.- Odd one:
A. 27
B. 64
C. 125
D. 81
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Correct: Option D. 81 = 3⁴, others perfect cubes.- If 5×4 = 18, 6×5 = 26, then 7×6 = ?
A. 32
B. 34
C. 36
D. 38
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Correct: Option B. a×b – (a–b) = 20–2=18; 30–4=26; 42–8=34.- Statement: Use of plastic bags should be banned.
Assumptions: I. Plastic harms environment. II. Paper bags are easily available.
A. Only I implicit
B. Only II
C. Both
D. Neither
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Correct: Option A. Only I is implicit.- Figure series: square, pentagon, hexagon, ?
A. Heptagon
B. Octagon
C. Circle
D. Triangle
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Correct: Option A. Sides increase by 1.- In a certain code, 157 means ‘stop pollution’, 592 means ‘pollution free air’. The code for ‘pollution’ is:
A. 5
B. 9
C. 2
D. 7
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Correct: Option A. Common digit 5 = pollution.- A cube painted red on all faces is cut into 64 small cubes. How many have exactly two faces painted?
A. 8
B. 16
C. 24
D. 32
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Correct: Option C. 4×12 edges = 24 (each edge has 4 little cubes with 2 faces).General Science
- The unit of electric charge is:
A. Ampere
B. Coulomb
C. Volt
D. Ohm
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Correct: Option B.- Which colour deviates least when white light passes through a prism?
A. Red
B. Violet
C. Yellow
D. Green
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Correct: Option A. Red (longest λ).- pH of human blood is approximately:
A. 6.8
B. 7.0
C. 7.4
D. 8.0
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Correct: Option C.- The gas used in refrigeration plants is:
A. Neon
B. Ammonia
C. Methane
D. CO₂
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Correct: Option B. NH₃ (common in industrial systems).- Which organelle is called the “powerhouse” of the cell?
A. Ribosome
B. Mitochondria
C. Golgi
D. Lysosome
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Correct: Option B.- The process of conversion of sugar into alcohol is:
A. Fermentation
B. Esterification
C. Saponification
D. Oxidation
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Correct: Option A.- Which metal is liquid at room temperature?
A. Gallium
B. Mercury
C. Caesium
D. Aluminium
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Correct: Option B.- The speed of sound is maximum in:
A. Air
B. Water
C. Steel
D. Vacuum
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Correct: Option C. Solids > liquids > gases.- A concave mirror forms a real, inverted and enlarged image when object is:
A. At focus
B. Between focus and centre of curvature
C. Beyond centre of curvature
D. At infinity
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Correct: Option B.- The element with atomic number 30 is:
A. Copper
B. Zinc
C. Gallium
D. Nickel
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Correct: Option B.- Which vitamin is water-soluble?
A. A
B. D
C. E
D. C
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Correct: Option D.- The SI unit of pressure is:
A. N/m²
B. Pascal
C. Bar
D. Both A & B
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Correct: Option D. 1 Pa = 1 N/m².- The chief source of energy in stars is:
A. Chemical reaction
B. Nuclear fission
C. Nuclear fusion
D. Gravitational contraction
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Correct: Option C.- Which disease is caused by deficiency of insulin?
A. Diabetes mellitus
B. Goitre
C. Scurvy
D. Rickets
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Correct: Option A.- The chemical formula of washing soda is:
A. Na₂CO₃
B. NaHCO₃
C. Na₂CO₃·10H₂O
D. NaOH
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Correct: Option C.- The filament of an electric bulb is made of:
A. Copper
B. Tungsten
C. Nichrome
D. Aluminium
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Correct: Option B.- Which plant hormone promotes cell division?
A. Auxin
B. Gibberellin
C. Cytokinin
D. Abscisic acid
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Correct: Option C.- The acceleration due to gravity on Earth’s surface is approximately:
A. 8.9 m/s²
B. 9.8 m/s²
C. 10 m/s²
D. 9.9 m/s²
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Correct: Option B.- The process of photosynthesis converts light energy into:
A. Kinetic energy
B. Mechanical energy
C. Chemical energy
D. Electrical energy
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Correct: Option C.- Which part of the brain controls heartbeat?
A. Cerebrum
B. Medulla oblongata
C. Cerebellum
D. Hypothalamus
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Correct: Option B.- The hardest natural substance known is:
A. Graphite
B. Diamond
C. Quartz
D. Corundum
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Correct: Option B.- An isotope of hydrogen with one neutron is:
A. Protium
B. Deuterium
C. Tritium
D. Helium
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Correct: Option B.- The colour of ammonium dichromate on heating changes from orange to:
A. Green
B. Yellow
C. Black
D. White
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Correct: Option A. Cr(III) green.- The unit of frequency is:
A. Hertz
B. Newton
C. Joule
D. Watt
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Correct: Option A.- Which ray has the highest penetrating power?
A. Alpha
B. Beta
C. Gamma
D. X-ray
Show Answer
Correct: Option C.
BETA
