RPF SI PYQ Set 3

  1. The ‘Rashtriya Vayoshri Yojana’ is implemented by which Union Ministry?
    a) Ministry of Social Justice & Empowerment
    b) Ministry of Health & Family Welfare
    c) Ministry of Women & Child Development
    d) Ministry of Rural Development

    AnswerCorrect: Option a. The RVY is a Ministry of Social Justice & Empowerment scheme providing free assistive devices to senior citizens of BPL category.
  2. Which Indian state shares the shortest border with Bhutan?
    a) West Bengal
    b) Assam
    c) Arunachal Pradesh
    d) Sikkim

    AnswerCorrect: Option b. Assam has about 267 km boundary with Bhutan—the shortest among the four states.
  3. The 2026 FIFA World Cup will be hosted across three countries; which one listed below is NOT among them?
    a) USA
    b) Mexico
    c) Canada
    d) Morocco

    AnswerCorrect: Option d. The 2026 event is jointly hosted by USA, Canada & Mexico; Morocco is not involved.
  4. The term “Net Asset Value (NAV)” in mutual funds is declared on every:
    a) Working day
    b) Monday
    c) Month-end
    d) Quarter-end

    AnswerCorrect: Option a. SEBI mandates declaration of NAV by 9 p.m. on every business day.
  5. Who was the first recipient of the Rajiv Gandhi Khel Ratna Award in Athletics?
    a) P. T. Usha
    b) Anju Bobby George
    c) Karnam Malleswari
    d) Hima Das

    AnswerCorrect: Option a. P. T. Usha received the inaugural Khel Ratna (1991-92) for athletics.
  6. The constitutional provision that empowers Parliament to admit a new state into the Union of India is:
    a) Article 2
    b) Article 3
    c) Article 4
    d) Article 131

    AnswerCorrect: Option a. Article 2 deals with admission or establishment of new states.
  7. ‘Project Tiger’ was launched in India in the year:
    a) 1968
    b) 1973
    c) 1978
    d) 1983

    AnswerCorrect: Option b. Project Tiger began on 1 April 1973 from Corbett NP.
  8. The India-based Neutrino Observatory (INO) proposed to come up in:
    a) Tamil Nadu
    b) Karnataka
    c) Maharashtra
    d) Kerala

    AnswerCorrect: Option a. The underground lab is planned in Bodi West Hills, Theni district, TN.
  9. A shopkeeper marks his goods 40 % above cost price and allows a discount of 20 %. His gain percent is:
    a) 12 %
    b) 16 %
    c) 20 %
    d) 24 %

    AnswerCorrect: Option a. Let CP = 100 → MP = 140 → SP = 140 × 0.8 = 112 → Profit 12 %.
  10. A train 200 m long passes a pole in 20 seconds. How long will it take to pass a 400 m long platform?
    a) 30 s
    b) 40 s
    c) 50 s
    d) 60 s

    AnswerCorrect: Option c. Speed = 200/20 = 10 m/s; total distance = 200 + 400 = 600 m → time = 600/10 = 60 s.
  11. The average of 11 numbers is 50. If the average of first 6 numbers is 49 and that of last 6 numbers is 52, then the sixth number is:
    a) 50
    b) 54
    c) 56
    d) 58

    AnswerCorrect: Option c. Sum 11 = 550; sum first 6 = 294; sum last 6 = 312; 6th = 294 + 312 – 550 = 56.
  12. A sum becomes ₹ 1,210 in 2 years at 10 % compound interest. The principal is:
    a) ₹ 900
    b) ₹ 950
    c) ₹ 1,000
    d) ₹ 1,050

    AnswerCorrect: Option c. P(1.10)² = 1210 → P = 1210/1.21 = 1000.
  13. If 3^(x+2) = 81, then x equals:
    a) 1
    b) 2
    c) 3
    d) 4

    AnswerCorrect: Option b. 81 = 3⁴ → x+2 = 4 → x = 2.
  14. A circular ground of radius 70 m is to be fenced with 3 rounds of wire. The total length of wire required is approximately: (π = 22/7)
    a) 1,320 m
    b) 1,320 cm
    c) 440 m
    d) 880 m

    AnswerCorrect: Option a. 1 round = 2πr = 440 m → 3 rounds = 1,320 m.
  15. In a certain code language “ROAD” is written as “TQCF”. How is “RAIL” written in that code?
    a) TCKN
    b) TCTN
    c) SCKN
    d) TBKM

    AnswerCorrect: Option a. Pattern +2,+2,+2,+2 → R→T, O→Q, A→C, D→F; so RAIL → TCKN.
  16. Choose the odd one out:
    a) Copper
    b) Iron
    c) Aluminium
    d) Brass

    AnswerCorrect: Option d. Brass is an alloy (Cu-Zn); others are pure metals.
  17. Which figure will replace the question mark in the series: 2, 5, 10, 17, ?, 37
    a) 24
    b) 26
    c) 28
    d) 30

    AnswerCorrect: Option b. Pattern n²+1: 1²+1=2, 2²+1=5… 5²+1=26.
  18. If ‘A + B’ means A is father of B, ‘A – B’ means A is sister of B, then which of the following means P is grandfather of R?
    a) P + Q – R
    b) P – Q + R
    c) P + Q + R
    d) P – Q – R

    AnswerCorrect: Option c. P+Q → P father of Q; Q+R → Q father of R; thus P grandfather of R.
  19. A man walks 8 km North, turns right and walks 6 km, then turns right and walks 8 km. How far is he from the start?
    a) 6 km
    b) 10 km
    c) 12 km
    d) 14 km

    AnswerCorrect: Option a. Forms rectangle; final position 6 km East of start → straight distance 6 km.
  20. Which mirror is used in the head-lights of cars?
    a) Plane
    b) Convex
    c) Concave
    d) None

    AnswerCorrect: Option c. Concave mirror produces powerful parallel beam when bulb is at focus.
  21. The pH of human blood normally lies close to:
    a) 6.8
    b) 7.0
    c) 7.4
    d) 8.0

    AnswerCorrect: Option c. Blood pH is tightly regulated around 7.4 (slightly alkaline).
  22. Which of the following is NOT a vector quantity?
    a) Momentum
    b) Force
    c) Work
    d) Velocity

    AnswerCorrect: Option c. Work is scalar (dot product); others are vectors.
  23. The gas with the highest percentage in LPG is:
    a) Methane
    b) Butane
    c) Ethane
    d) Propane

    AnswerCorrect: Option b. LPG chiefly contains butane (≈ 60 %) and propane (≈ 40 %).
  24. Which vitamin is synthesized by human skin when exposed to sunlight?
    a) Vitamin A
    b) Vitamin D
    c) Vitamin E
    d) Vitamin K

    AnswerCorrect: Option b. UV-B converts 7-dehydrocholesterol to Vitamin D₃ in skin.
  25. The process of conversion of sugar into alcohol by yeast is termed:
    a) Pasteurization
    b) Fermentation
    c) Distillation
    d) Sterilization

    AnswerCorrect: Option b. Anaerobic yeast respiration produces ethanol + CO₂, called fermentation.