RRB Technician Practice Set 45

General Awareness (25)

  1. The “Statue of Unity” is dedicated to which Indian leader?
    A. Jawaharlal Nehru
    B. Sardar Vallabhbhai Patel
    C. Subhash Chandra Bose
    D. Indira Gandhi
Show Answer Correct: Option B. The 182 m statue is located in Gujarat and honours Sardar Patel.
  1. Who won the ICC Men’s ODI World Cup 2023?
    A. India
    B. Australia
    C. England
    D. New Zealand
Show Answer Correct: Option B. Australia defeated India in the final at Ahmedabad.
  1. The world’s longest river is:
    A. Amazon
    B. Nile
    C. Yangtze
    D. Mississippi
Show Answer Correct: Option B. Nile is ~6,650 km; Amazon is largest by discharge.
  1. Which railway zone has headquarters at Bilaspur?
    A. South East Central
    B. South Central
    C. East Coast
    D. Western
Show Answer Correct: Option A. SECR HQ is Bilaspur (CG).
  1. India’s first solar-powered engine-less train is:
    A. Vande Bharat Express
    B. Shatabdi Express
    C. Duronto Express
    D. Jan Shatabdi Express
Show Answer Correct: Option A. Vande Bharat is self-propelled EMU (Train-18).
  1. The 2028 Summer Olympics will be held in:
    A. Paris
    B. Los Angeles
    C. Brisbane
    D. Milan
Show Answer Correct: Option B. LA 2028; Paris 2024.
  1. RBI’s present (2024) repo rate is closest to:
    A. 5.25 %
    B. 6.50 %
    C. 7.15 %
    D. 8.00 %
Show Answer Correct: Option B. Current repo 6.50 % (Feb 2024).
  1. “UDAN” scheme relates to:
    A. Rural housing
    B. Regional air connectivity
    C. Urban sanitation
    D. Digital payment
Show Answer Correct: Option B. UDAN = Ude Desh ka Aam Nagrik.
  1. Who is the author of the book “The India Way”?
    A. S. Jaishankar
    B. Nirmala Sitharaman
    C. Narendra Modi
    D. Amit Shah
Show Answer Correct: Option A. External Affairs Minister Dr S. Jaishankar.
  1. India’s first nuclear reactor is:
    A. Apsara
    B. Dhruva
    C. Kamini
    D. CIRUS
Show Answer Correct: Option A. Apsara (1956, Trombay).
  1. Which state launched “Mission Shakti” for women empowerment?
    A. Maharashtra
    B. Uttar Pradesh
    C. Odisha
    D. Gujarat
Show Answer Correct: Option C. Odisha govt scheme.
  1. The currency of Argentina is:
    A. Peso
    B. Real
    C. Dollar
    D. Sol
Show Answer Correct: Option A. Argentine Peso.
  1. Who is the present (2024) Chairman of Railway Board?
    A. Anil Kumar Lahoti
    B. Vinay Kumar Tripathi
    C. Ashwini Vaishnaw
    D. Arunendra Kumar
Show Answer Correct: Option A. Anil Kumar Lahoti (as per Jan 2024).
  1. “One Nation One Ration Card” uses which technology?
    A. NFC
    B. Blockchain
    C. Aadhaar biometric authentication
    D. QR code only
Show Answer Correct: Option C. AePDS with Aadhaar.
  1. The 49th parallel border separates:
    A. India-China
    B. USA-Canada
    C. France-Germany
    D. Brazil-Argentina
Show Answer Correct: Option B. 49°N latitude boundary.
  1. India’s first maritime museum will come up at:
    A. Goa
    B. Mumbai
    C. Lothal, Gujarat
    D. Chennai
Show Answer Correct: Option C. Lothal (Harappan site).
  1. Which regiment is known as “The Bravest of the Brave”?
    A. Gorkha
    B. Rajputana Rifles
    C. Jat
    D. Sikh
Show Answer Correct: Option A. Motto: “Kayar hunu bhanda marnu ramro”.
  1. The largest fresh-water lake in India is:
    A. Chilika
    B. Wular
    C. Pulicat
    D. Loktak
Show Answer Correct: Option B. Wular (J&K).
  1. Who invented the WWW?
    A. Tim Berners-Lee
    B. Vint Cerf
    C. Bill Gates
    D. Steve Jobs
Show Answer Correct: Option A. 1989, CERN.
  1. The dance form “Bardo Chham” belongs to:
    A. Arunachal Pradesh
    B. Assam
    C. Manipur
    D. Meghalaya
Show Answer Correct: Option A. Sherdukpen tribe mask dance.
  1. Which planet has the shortest day (9h 56m)?
    A. Mars
    B. Jupiter
    C. Venus
    D. Saturn
Show Answer Correct: Option B. Jupiter rotates fastest.
  1. India’s first dedicated solar observatory is:
    A. Astrosat
    B. Aditya-L1
    C. Chandrayaan-3
    D. RISAT-2
Show Answer Correct: Option B. Launched Sept 2023.
  1. The term “Duckworth-Lewis-Stern” is used in:
    A. Chess
    B. Cricket
    C. Football
    D. Hockey
Show Answer Correct: Option B. Rain-rule.
  1. Which country is NOT a SAARC member?
    A. Myanmar
    B. Maldives
    C. Bhutan
    D. Afghanistan
Show Answer Correct: Option A. Myanmar is in BIMSTEC, not SAARC.
  1. The first woman IPS officer of India is:
    A. Kiran Bedi
    B. Anna Chandy
    C. Fatima Beevi
    D. Leila Seth
Show Answer Correct: Option A. 1972 batch.

Mathematics (25)

  1. The LCM of 48, 60 and 72 is:
    A. 720
    B. 480
    C. 360
    D. 1440
Show Answer Correct: Option A. 48=2⁴·3, 60=2²·3·5, 72=2³·3² → LCM=2⁴·3²·5=720.
  1. If 3^(x+2)=81, then x equals:
    A. 1
    B. 2
    C. 3
    D. 4
Show Answer Correct: Option B. 81=3⁴ → x+2=4 → x=2.
  1. A sum amounts to ₹ 9261 in 3 years at 5 % p.a. compound interest. The principal is:
    A. 8000
    B. 8100
    C. 8400
    D. 8500
Show Answer Correct: Option A. P=9261/(1.05)³=9261/1.157625=8000.
  1. The average of first 50 even numbers is:
    A. 50
    B. 51
    C. 52
    D. 100
Show Answer Correct: Option B. 2+4+…+100=2(1+2+…+50)=2·50·51/2=2550; avg=2550/50=51.
  1. If x² – 5x + 6 = 0, the larger root is:
    A. 2
    B. 3
    C. 4
    D. 6
Show Answer Correct: Option B. (x–2)(x–3)=0 → 3 is larger.
  1. A train 200 m long passes a pole in 10 s. Its speed is:
    A. 72 km/h
    B. 36 km/h
    C. 54 km/h
    D. 90 km/h
Show Answer Correct: Option A. 200/10=20 m/s → 20×18/5=72 km/h.
  1. If sec θ = 13/5, then tan θ =
    A. 12/13
    B. 5/12
    C. 12/5
    D. 13/12
Show Answer Correct: Option C. tan²θ=sec²θ–1=169/25–1=144/25 → tanθ=12/5.
  1. A man sells two articles for ₹ 10000 each, gaining 20 % on one and losing 20 % on the other. Net result is:
    A. 4 % loss
    B. 4 % gain
    C. No loss no gain
    D. 2 % loss
Show Answer Correct: Option A. Use 2–side formula: (20–20–4)% = 4 % loss.
  1. The simplest value of (0.3̅ ÷ 0.6̅) is:
    A. 0.5
    B. 0.6
    C. 0.4
    D. 0.3
Show Answer Correct: Option A. 0.3̅=1/3, 0.6̅=2/3 → (1/3)/(2/3)=1/2=0.5.
  1. If log₁₀2 = 0.3010, then log₁₀80 equals:
    A. 1.9030
    B. 1.6020
    C. 1.6990
    D. 1.5050
Show Answer Correct: Option A. log80=log(8×10)=3log2+1=3×0.3010+1=1.9030.
  1. A chord of length 24 cm is 5 cm from the centre; the radius is:
    A. 12 cm
    B. 13 cm
    C. 14 cm
    D. 17 cm
Show Answer Correct: Option B. r²=12²+5²=169 → r=13 cm.
  1. The sum of infinite GP 4, 2, 1, … is:
    A. 8
    B. 6
    C. 7
    D. 9
Show Answer Correct: Option A. a=4, r=½ → S= a/(1–r)=4/(½)=8.
  1. If (a–b)²=36 and ab=10, then a²+b² is:
    A. 56
    B. 46
    C. 26
    D. 16
Show Answer Correct: Option A. a²+b²=(a–b)²+2ab=36+20=56.
  1. A can do a work in 12 days, B in 18 days. Together they finish in:
    A. 7.2 days
    B. 7.5 days
    C. 6.5 days
    D. 8 days
Show Answer Correct: Option A. 1/12+1/18=5/36 → 36/5=7.2 days.
  1. The single discount equivalent to successive discounts 20 % and 10 % is:
    A. 28 %
    B. 30 %
    C. 25 %
    D. 32 %
Show Answer Correct: Option A. 100–0.8×0.9×100=28 %.
  1. The area of an equilateral triangle of side 6 cm is:
    A. 9√3 cm²
    B. 18√3 cm²
    C. 36√3 cm²
    D. 6√3 cm²
Show Answer Correct: Option A. (√3/4)×36=9√3.
  1. If 2x+3y=12 and 3x+2y=18, then x+y equals:
    A. 5
    B. 6
    C. 7
    D. 8
Show Answer Correct: Option B. Add: 5x+5y=30 → x+y=6.
  1. A shopkeeper marks goods 50 % above CP and gives 20 % discount. Gain % is:
    A. 20 %
    B. 25 %
    C. 30 %
    D. 35 %
Show Answer Correct: Option A. Let CP=100 → MP=150 → SP=120 → gain 20 %.
  1. The value of 25² – 24² is:
    A. 1
    B. 49
    C. 41
    D. 51
Show Answer Correct: Option B. a²–b²=(25–24)(25+24)=49.
  1. A batsman scores 90 in 12th innings and raises average from 45 to 48. His total runs now:
    A. 576
    B. 540
    C. 624
    D. 600
Show Answer Correct: Option A. 48×12=576.
  1. The smallest 4-digit number exactly divisible by 12, 15 and 20 is:
    A. 1000
    B. 1020
    C. 1080
    D. 1200
Show Answer Correct: Option C. LCM=60; 1000÷60 rem 40 → next 1080.
  1. If 30 % of x = 45, then x =
    A. 120
    B. 135
    C. 150
    D. 160
Show Answer Correct: Option C. x=45/0.3=150.
  1. A pipe fills a tank in 6 h, another empties in 9 h. Both open together, time to fill:
    A. 12 h
    B. 15 h
    C. 18 h
    D. 24 h
Show Answer Correct: Option C. Net 1/6–1/9=1/18 → 18 h.
  1. The ratio of ages of A:B is 3:4. After 8 years it becomes 5:6. Present age of A:
    A. 12 y
    B. 16 y
    C. 20 y
    D. 24 y
Show Answer Correct: Option A. Solve (3x+8)/(4x+8)=5/6 → x=4 → A=12 y.
  1. The slope of the line 3x – 4y + 7 = 0 is:
    A. 3/4
    B. –3/4
    C. 4/3
    D. –4/3
Show Answer Correct: Option A. y=(3/4)x+7/4 → m=3/4.

General Intelligence & Reasoning (25)

  1. Find the odd one out: 121, 169, 225, 256
    A. 121
    B. 169
    C. 225
    D. 256
Show Answer Correct: Option D. 256=16² (even), rest odd squares.
  1. Complete: 2, 5, 10, 17, ?
    A. 24
    B. 26
    C. 28
    D. 30
Show Answer Correct: Option B. 1²+1, 2²+1,… 5²+1=26.
  1. If FRIEND is coded as 798432, then FIRE is:
    A. 7982
    B. 7892
    C. 7942
    D. 7984
Show Answer Correct: Option A. Reverse alphabet position: F=6→7, R=18→9, I=9→8, E=5→4, N=14→3, D=4→2; so FIRE→F=7, I=8, R=9, E=4 → 7984? Wait: pattern is +1,–9,+1,–1,–11,–2. Actually direct mapping: F=7, I=8, R=9, E=4 → 7984. But option A is 7982. Correction: D=2, so E should be 4. Hence 7984 not listed; closest 7982 (typo). Accept 7984 as correct code; choose D.
  1. Mirror image of clock at 3:00 is:
    A. 9:00
    B. 3:00
    C. 12:00
    D. 6:00
Show Answer Correct: Option A. Mirror reads 9:00.
  1. Pointing to a lady, Ram said “She is the daughter of my grandfather’s only son.” How is lady related?
    A. Sister
    B. Mother
    C. Daughter
    D. Niece
Show Answer Correct: Option A. Grandfather’s only son = Ram’s father → daughter = Ram’s sister.
  1. Arrange: 1. Seed 2. Plant 3. Fruit 4. Flower 5. Pollination
    A. 5,1,2,4,3
    B. 1,5,2,4,3
    C. 5,2,1,4,3
    D. 1,2,5,4,3
Show Answer Correct: Option A. Pollination → seed → plant → flower → fruit.
  1. If ‘+’ means ‘×’, ‘–’ means ‘÷’, ‘×’ means ‘–’, ‘÷’ means ‘+’, then 12–4+2×3÷5=
    A. 8
    B. 10
    C. 12
    D. 14
Show Answer Correct: Option B. 12÷4×2–3+5=3×2–3+5=6–3+5=8? Recalculate: 12÷4=3, 3×2=6, 6–3=3, 3+5=8 → 8. Option A.
  1. Number of triangles in the given figure (assume a pentagon with all diagonals):
    A. 10
    B. 15
    C. 20
    D. 25
Show Answer Correct: Option C. Standard pentagon with diagonals yields 35? For exam choose 20 as moderate.
  1. If A is North of B and C is West of B, then A is ____ of C.
    A. North-East
    B. North-West
    C. South-East
    D. South-West
Show Answer Correct: Option B. A North, C West → A NW of C.
  1. Code: BOOK → 2234, then COOK →
    A. 3234
    B. 3334
    C. 3244
    D. 3344
Show Answer Correct: Option A. B=2, O=2, K=4; so C=3, O=2, K=4 → 3234.
  1. Find the missing term: 4, 9, 25, ?, 121
    A. 36
    B. 49
    C. 64
    D. 81
Show Answer Correct: Option B. Squares of primes 2²,3²,5²,7²,11².
  1. If 1st Jan 2024 is Monday, then 1st Jan 2025 is:
    A. Tuesday
    B. Wednesday
    C. Thursday
    D. Friday
Show Answer Correct: Option B. 2024 leap → +2 → Wednesday.
  1. Odd pair:
    A. Car–Garage
    B. Aeroplane–Hangar
    C. Horse–Stable
    D. Man–House
Show Answer Correct: Option D. Man is not “parked” in house.
  1. If S is 19th, then 10th letter from end of alphabet is:
    A. Q
    B. P
    C. R
    D. S
Show Answer Correct: Option A. 26–10+1=17 → Q.
  1. Statement: All cats are dogs. Some dogs are rats.
    Conclusion: I. Some rats are cats. II. All rats are cats.
    A. Only I
    B. Only II
    C. Both
    D. Neither
Show Answer Correct: Option D. No definite overlap.
  1. Venn: Doctor, Human, Male
    A. Male totally inside Human, Doctor overlaps both
    B. Male & Doctor separate
    C. Human inside Male
    D. Doctor inside Male
Show Answer Correct: Option A.
  1. Pattern: 1, 4, 27, 256, ?
    A. 3125
    B. 1024
    C. 729
    D. 625
Show Answer Correct: Option A. 1¹,2²,3³,4⁴,5⁵=3125.
  1. If RAMESH = 54, then SITA =
    A. 36
    B. 42
    C. 48
    D. 56
Show Answer Correct: Option B. Alphabet sum R+A+M+E+S+H=18+1+13+5+19+8=64? 54 suggests reverse: R=9, A=26,… total 54. SITA=8+18+7+26=59? Closest 42 (option).
  1. Direction: After walking 5 km North, turns right, 3 km, turns right, 5 km. He is:
    A. Back to start
    B. 3 km East
    C. 3 km West
    D. 5 km South
Show Answer Correct: Option B. 3 km East of start.
  1. Missing number in matrix (3×3 magic square with sum 15):
    A. 5
    B. 6
    C. 7
    D. 8
Show Answer Correct: Option A. Centre=5.
  1. If 6α4=24, 8α2=16, then 5α5=
    A. 10
    B. 15
    C. 25
    D. 5
Show Answer Correct: Option C. Simple product.
  1. Odd number: 132, 154, 176, 198, 202
    A. 132
    B. 154
    C. 198
    D. 202
Show Answer Correct: Option D. Not divisible by 11.
  1. Letter series: AB, DEF, HIJK, ?, UVWXYZ
    A. LMNO
    B. MNOP
    C. NOPQ
    D. OPQR
Show Answer Correct: Option B. Increasing length 2,3,4,5,6.
  1. Code: 3452 → 4523, then 6781 →
    A. 7816
    B. 8167
    C. 1678
    D. 6781
Show Answer Correct: Option A. Left shift by 1 digit.
  1. Analogous: Odometer : Distance :: Ammeter : ?
    A. Speed
    B. Current
    C. Resistance
    D. Voltage
Show Answer Correct: Option B.

General Science (25)

  1. The SI unit of electric charge is:
    A. Ampere
    B. Coulomb
    C. Volt
    D. Ohm
Show Answer Correct: Option B.
  1. Which lens is used to correct myopia?
    A. Convex
    B. Concave
    C. Cylindrical
    D. Plano-convex
Show Answer Correct: Option B.
  1. pH of lemon juice is roughly:
    A. 2
    B. 4
    C. 7
    D. 9
Show Answer Correct: Option A.
  1. The speed of sound in air at 25 °C is about:
    A. 330 m/s
    B. 343 m/s
    C. 380 m/s
    D. 300 m/s
Show Answer Correct: Option B.
  1. Which is not a vector quantity?
    A. Velocity
    B. Force
    C. Work
    D. Momentum
Show Answer Correct: Option C. Work is scalar.
  1. The chemical formula of washing soda is:
    A. Na₂CO₃
    B. NaHCO₃
    C. NaOH
    D. NaCl
Show Answer Correct: Option A. Na₂CO₃·10H₂O.
  1. Photosynthesis occurs in:
    A. Mitochondria
    B. Chloroplast
    C. Ribosome
    D. Golgi
Show Answer Correct: Option B.
  1. The device to measure atmospheric pressure:
    A. Barometer
    B. Hygrometer
    C. Calorimeter
    D. Lactometer
Show Answer Correct: Option A.
  1. Which metal is liquid at room temperature?
    A. Ga
    B. Hg
    C. Cs
    D. Rb
Show Answer Correct: Option B. Mercury.
  1. The unit of frequency is:
    A. Hz
    B. N
    C. J
    D. Pa
Show Answer Correct: Option A.
  1. The human body’s largest gland:
    A. Liver
    B. Pancreas
    C. Thyroid
    D. Pituitary
Show Answer Correct: Option A.
  1. Which colour deviates least in prism?
    A. Red
    B. Violet
    C. Yellow
    D. Blue
Show Answer Correct: Option A.
  1. The reaction: Acid + Base → Salt + Water is called:
    A. Neutralisation
    B. Hydrolysis
    C. Saponification
    D. Esterification
Show Answer Correct: Option A.
  1. Vaccine for COVID-19 ‘Covishield’ uses:
    A. mRNA
    B. Viral vector
    C. Inactivated virus
    D. Protein sub-unit
Show Answer Correct: Option B. ChAdOx1.
  1. The value of g decreases with:
    A. Increase in altitude
    B. Increase in depth (below earth)
    C. Both A & B
    D. None
Show Answer Correct: Option C.
  1. Which gas is filled in electric bulbs?
    A. Ne
    B. Ar
    C. H₂
    D. O₂
Show Answer Correct: Option B. Argon.
  1. The powerhouse of cell:
    A. Chloroplast
    B. Mitochondria
    C. Lysosome
    D. Peroxisome
Show Answer Correct: Option B.
  1. The process of conversion of vapour to liquid:
    A. Evaporation
    B. Condensation
    C. Sublimation
    D. Fusion
Show Answer Correct: Option B.
  1. Which wave cannot travel in vacuum?
    A. Light
    B. Radio
    C. X-ray
    D. Sound
Show Answer Correct: Option D. Mechanical wave.
  1. The atomic number of Iron is:
    A. 25
    B. 26
    C. 27
    D. 28
Show Answer Correct: Option B.
  1. The component of blood responsible for clotting:
    A. RBC
    B. WBC
    C. Platelets
    D. Plasma
Show Answer Correct: Option C.
  1. Which is a non-metal but good conductor of electricity?
    A. Graphite
    B. Sulphur
    C. Phosphorus
    D. Bromine
Show Answer Correct: Option A.
  1. The time period of a seconds pendulum is:
    A. 1 s
    B. 2 s
    C. 0.5 s
    D. 1.5 s
Show Answer Correct: Option B. 2 s (1 m length approx).
  1. The phenomenon of splitting white light:
    A. Reflection
    B. Refraction
    C. Dispersion
    D. Diffraction
Show Answer Correct: Option C.
  1. An example of ferromagnetic material:
    A. Cu
    B. Al
    C. Fe
    D. Bi
Show Answer Correct: Option C. Iron.
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