RRB Group D - General Science PYQ Quiz 297
10 PYQ questions from RRB Group D - General Science
About This Quiz
This is one set from a larger bank. See all RRB Group D General Science previous year questions.
RRB Group D - General Science PYQ Quiz 297 — Questions with Solutions
All 10 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.
Q1.What will be the mass of mercuric oxide if 92.6 g of mercury reacts with oxygen?
- A.100 g
- B.85.2 g
- C.92.6 g
- D.7.4 g
Show answer
Answer: A. 100 g
Q2.The time period of a vibrating body is 0.05 s. The frequency of waves is:
- A.200 Hz
- B.20 Hz
- C.2 Hz
- D.5 Hz
Show answer
Answer: B. 20 Hz
Q3.A body of mass 100 gm is rotating on a circular path of radius r with constant velocity. The work done in one revolution will be:
- A.zero
- B.(100/r) J
- C.100 r J
- D.(r/100) J
Show answer
Answer: A. zero
Q4.If the direction of applied force and the direction in which an object moves are perpendicular to each other, then:
- A.positive work is done
- B.no power is released
- C.no energy is released
- D.no work is done
Show answer
Answer: D. no work is done
Q5.An object moving with a velocity of 50 ms⁻¹ comes to rest after 20 s. What is its initial velocity?
- A.0 ms⁻¹
- B.50 ms⁻¹
- C.0 ms⁻¹
- D.10 ms⁻¹
Show answer
Answer: B. 50 ms⁻¹
Q6.Which is not a correct match of the below?
- A.Aldehyde : ----OH
- B.Amides : ----CONH₂
- C.Amines : ---NH₂
- D.Carboxylic Acid : ---COOH
Show answer
Answer: A. Aldehyde : ----OH
Q7.The image formed by controlled rays of reflection that we get by extending the reflected rays is:
- A.Convex
- B.Real
- C.Plain
- D.Virtual
Show answer
Answer: D. Virtual
Q8.Which of the below devices does not use integrated circuit?
- A.Mobile phones
- B.Computer
- C.Camera
- D.Television
Show answer
Answer: C. Camera
Q9.What is 'amu' in the context of atoms and molecules?
- A.Avegadro Mass Unit
- B.Atomic Unified Mass Unit
- C.Atomic Mass Unit
- D.Atomic Molecule Unit
Show answer
Answer: C. Atomic Mass Unit
Q10.Bleaching powder is produced by the action of chlorine on dry slaked lime. Which of the following is the equation for this?
- A.Ca(OH)₂ + 2Cl = CaOCl₂ + H₂O
- B.Ca(OH)₂ + Cl₂ = 2CaOCl₂ + H₂O
- C.Ca(OH)₂ + Cl₂ = CaOCl₂ + H₂O
- D.Ca(OH)₂ + Cl₂ = CaOCl₂ + 2H₂O
Show answer
Answer: C. Ca(OH)₂ + Cl₂ = CaOCl₂ + H₂O
Frequently Asked Questions
Is RRB Group D - General Science PYQ Quiz 297 free to attempt on AajExam?
Yes. RRB Group D - General Science PYQ Quiz 297 is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.
How long does it take to complete RRB Group D - General Science PYQ Quiz 297?
RRB Group D - General Science PYQ Quiz 297 runs on a 10-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.
Are detailed solutions provided?
Yes. Every question on RRB Group D - General Science PYQ Quiz 297 ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.
Can I attempt RRB Group D - General Science PYQ Quiz 297 multiple times?
Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.
Which government exams does this quiz prepare me for?
General Science questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.