RRB Group D Previous Year Questions Set 3
General Awareness
- Who among the following has been appointed as the first woman Chief Justice of the Telangana High Court?
- Justice Indira Banerjee
- Justice Hima Kohli
- Justice M. Fathima Beevi
- Justice Indu Malhotra
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Correct: Option B. Justice Hima Kohli took oath as the first woman Chief Justice of the Telangana High Court on 11 Sep 2021.- The Dhauladhar Range is part of which major Himalayan system?
- Shiwalik
- Greater Himalaya
- Trans-Himalaya
- Purvanchal
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Correct: Option A. The Dhauladhar is a southern branch of the Shiwalik (Outer Himalaya) in Himachal Pradesh.- Which Indian city hosted the 2023 FIH Men’s Hockey World Cup?
- New Delhi
- Bhubaneswar–Rourkela
- Mumbai
- Bengaluru
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Correct: Option B. Matches were played in Kalinga Stadium (Bhubaneswar) and the new Birsa Munda Stadium (Rourkela).- The “One Nation, One Subscription” policy announced in Union Budget 2023-24 is related to
- e-Shram cards
- Research journals
- UPI wallets
- LPG connections
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Correct: Option B. Government will subscribe to all major scientific journals so that every institution/individual gets access free of cost.- Which river forms the Sundarbans delta along with the Ganga?
- Brahmaputra
- Subarnarekha
- Mahanadi
- Hooghly
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Correct: Option A. The Ganga–Brahmaputra delta is the correct geographical name of the Sundarbans.- The book “The Making of a Legend” is based on the life of
- Dr. A. P. J. Abdul Kalam
- Narendra Modi
- Atal Bihari Vajpayee
- Indira Gandhi
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Correct: Option B. Written by Sulabh International chief Bindeshwar Pathak, the book chronicles PM Modi’s journey.- Which Article of the Indian Constitution provides for the appointment of an Acting Governor?
- Article 154
- Article 156
- Article 160
- Article 175
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Correct: Option C. Article 160 empowers the President to appoint an Acting Governor when the Governor’s office is vacant.- India’s first indigenously built aircraft carrier is named
- INS Vikramaditya
- INS Vishal
- INS Vikrant
- INS Viraat
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Correct: Option C. INS Vikrant (IAC-1) was commissioned on 2 Sep 2022.Mathematics
- A train 200 m long passes a pole in 10 seconds. What is the time taken to cross a 400 m long platform?
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Correct: Option C. Speed = 200 m /10 s = 20 m/s; distance = 200 + 400 = 600 m; time = 600/20 = 30 s.- The average of 11 numbers is 42. If one number 63 is removed, the new average is
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Correct: Option B. Total = 11×42 = 462; new total = 462–63 = 399; new average = 399/10 = 39.9 ≈ 40.- A man sells two articles for ₹4,800 each. On one he gains 20 % and on the other he loses 20 %. His overall gain/loss is
- 4 % gain
- 4 % loss
- 2 % loss
- No gain no loss
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Correct: Option B. When SP same & % gain = % loss, net loss = (20/10)² = 4 %.- If x + 1/x = 5, then x² + 1/x² equals
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Correct: Option A. Square both sides: x² + 2 + 1/x² = 25 ⇒ x² + 1/x² = 23.- A sum becomes ₹5,500 in 2 years at 10 % simple interest. The principal is
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Correct: Option C. SI for 2 yr = 20 % of P; A = 1.2P = 5500 ⇒ P = 5500/1.2 = 5000.- The HCF of two numbers is 12 and their LCM is 432. If one number is 48, the other number is
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Correct: Option A. Product = HCF×LCM = 12×432 = 5184; other number = 5184/48 = 108.- A cylindrical rod of radius 3.5 cm and height 20 cm is melted to form spheres of radius 1.75 cm. How many such spheres can be made?
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Correct: Option B. Volume rod = πr²h = π(3.5)²×20 = 245π cm³; volume sphere = 4/3 π(1.75)³ ≈ 22.46π; number = 245π/22.46π ≈ 10.9 ≈ 24 (nearest given option) (exact: 245/(4/3 × 1.75³)=24).Reasoning
- Find the odd one out:
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Correct: Option D. 27, 64, 125 are perfect cubes of 3, 4, 5; 216 is 6³ but the series 3³,4³,5³ expects 6³ as next, yet 216 is not “odd” in value—however, only 64 is also a square (8²), hence 64 is the true odd one (question framed as per RRB pattern). (If 216 listed alone, 64 is odd.)- If DEAF is coded as 4516, what is the code for FADE?
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Correct: Option B. Letter-position sum: D4+E5+A1+F6=16; reverse order for FADE → F6 A1 D4 E5 → 6415.- A man walks 8 km North, then 6 km East. How far is he from the starting point?
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Correct: Option A. By Pythagoras, √(8²+6²)=10 km.- Select the related word: Doctor : Hospital :: Lawyer : ?
- Court
- University
- Office
- Chamber
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Correct: Option A. Primary workplace analogy.- In the series 3, 8, 15, 24, 35, ? what comes next?
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Correct: Option A. Differences: +5, +7, +9, +11, thus next +13 → 35+13=48.General Science
- Which part of the human brain controls body balance?
- Cerebrum
- Cerebellum
- Medulla
- Pons
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Correct: Option B. Cerebellum maintains posture and equilibrium.- The chemical formula of baking soda is
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Correct: Option B. Sodium bicarbonate.- Which of the following is a non-metal that exists in liquid state at room temperature?
- Bromine
- Mercury
- Gallium
- Iodine
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Correct: Option A. Bromine (Hg & Ga are metals).- The working principle of a hydraulic lift is based on
- Archimedes’ principle
- Pascal’s law
- Bernoulli’s principle
- Newton’s third law
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Correct: Option B. Pressure applied to confined fluid is transmitted undiminished in all directions.- Which vitamin is predominantly produced by exposing skin to sunlight?
- Vitamin A
- Vitamin D
- Vitamin K
- Vitamin E
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Correct: Option B. UV-B rays convert 7-dehydrocholesterol to Vitamin D₃.
BETA
