TN Police SI 2021 previous year paper practice · PYQ-pattern set

TN Police SI 2021 PYQ-pattern questions

Showing 10 of the 19 PYQ-pattern questions in this set — freshly worded in that year's pattern, not the original questions. Answers and solutions open under each question.

1. Q1 · Tamil Comprehension

   பின்வரும் வாக்கியத்தில் பிழையான பகுதி எது? 'மாணவன் பள்ளிக்கூடத்திற்கு சென்றான், புத்தகம் படித்தான், விளையாடினான்.'

   • A. பள்ளிக்கூடத்திற்கு சென்றான்
   • B. புத்தகம் படித்தான்
   • C. விளையாடினான்
   • D. எந்த பிழையும் இல்லை
   Answer and solution

   Answer: D

   The sentence is grammatically correct. It properly uses past tense verbs and appropriate case markers in Tamil sentence structure.

2. Q2 · Political Developments in India

   Under which Article of the Indian Constitution can the President declare a National Emergency?

   • A. Article 352
   • B. Article 356
   • C. Article 360
   • D. Article 370
   Answer and solution

   Answer: A

   Article 352 empowers the President to declare a National Emergency on grounds of war, external aggression, or armed rebellion, subject to parliamentary approval.

3. Q3 · History of India

   Which ancient Tamil kingdom ruled over the central and north Travancore, Cochin, south Malabar and Kongu region?

   • A. Pandyas
   • B. Cholas
   • C. Cheras
   • D. Pallavas
   Answer and solution

   Answer: C

   The Cheras ruled over the central and north Travancore, Cochin, south Malabar and Kongu region during the Sangam period.

4. Q4 · Games and Sports

   The term 'Grand Slam' in tennis refers to winning all four major championships. Which tournament among the following is NOT part of the Grand Slam?

   • A. Wimbledon
   • B. US Open
   • C. Davis Cup
   • D. Australian Open
   Answer and solution

   Answer: C

   The four Grand Slam tournaments are Australian Open, French Open, Wimbledon, and US Open. Davis Cup is a separate international team competition.

5. Q5 · Coding and Decoding

   In a certain code language, if 'TIGER' is coded as 'UJHFS', how will 'HORSE' be coded?

   • A. IPSTF
   • B. GNQRD
   • C. IPSTG
   • D. HPSTF
   Answer and solution

   Answer: A

   Each letter is shifted one place forward in the alphabet (T→U, I→J, etc.). Applying the same rule: H→I, O→P, R→S, S→T, E→F, giving 'IPSTF'.

6. Q6 · Direction and Distance

   A man walks 8 km towards North, then turns right and walks 6 km. He then turns right again and walks 8 km. How far is he from his starting point?

   • A. 6 km
   • B. 8 km
   • C. 10 km
   • D. 14 km
   Answer and solution

   Answer: A

   After walking North 8 km, turning right (East) 6 km, and right again (South) 8 km, he is 6 km East of his starting point.

7. Q7 · Statements and Conclusions

   Statement: 'Invest in mutual funds for better returns.' Conclusions: I. Mutual funds always give higher returns than fixed deposits. II. People desire better financial returns. Which conclusion is valid?

   • A. Only I
   • B. Only II
   • C. Both I and II
   • D. Neither I nor II
   Answer and solution

   Answer: B

   Conclusion I uses the word 'always' which is too absolute and not implied. Conclusion II is valid because the statement suggests people want better returns, hence the advice.

8. Q8 · Seating Arrangement

   Five people K, L, M, N and O are sitting in a straight row facing north. K is sitting at one extreme end. M is sitting second to the right of K. N is sitting between M and O. Who is sitting at the other extreme end?

   • A. L
   • B. O
   • C. N
   • D. M
   Answer and solution

   Answer: B

   K at pos1, M second to right of K at pos3. N between M and O means N at pos4, O at pos5. L fills pos2. So the other extreme end (pos5) is O.

9. Q9 · Average

   The average of five numbers is 48. If one number is excluded, the average of the remaining four numbers becomes 45. What is the excluded number?

   • A. 60
   • B. 56
   • C. 64
   • D. 52
   Answer and solution

   Answer: A

   Sum of five numbers = 5 × 48 = 240. Sum of four numbers = 4 × 45 = 180. Excluded number = 240 − 180 = 60.

10. Q10 · Simplification

    What is the value of (125)^(2/3) + (64)^(1/3) × 5?

    • A. 45
    • B. 50
    • C. 55
    • D. 60
    Answer and solution

    Answer: A

    125^(2/3) = (5^3)^(2/3) = 5^2 = 25. 64^(1/3) = 4. Then 25 + 4×5 = 25 + 20 = 45.