BITS Pilani conducted Session 2 of the BITSAT 2026 on May 24, 2026, at various exam centres in India and abroad. The BITSAT 2026 exam on May 24, Shift 1, was held from 9:00 am to 12:00 pm.
Candidates who have taken the exam can review the BITSAT Memory Test of May 24, 2026, Round 1, the official solutions, and the section-wise difficulty analysis to understand the exam dynamics and evaluate it more accurately.
BITSAT 2026 Exam Pattern — Quick Overview
| Section | Questions | Marks |
| Physics | 30 | 90 |
| Chemistry | 30 | 90 |
| Mathematics / Biology | 40 | 120 |
| English Proficiency | 10 | 30 |
| Logical Reasoning | 20 | 60 |
| Total | 130 | 390 |
| Bonus Questions (optional) | 12 | 36 |
Marking Scheme: +3 correct | −1 incorrect | 0 unattempted
BITSAT 2026 May 24 Shift 1 — Paper Difficulty Overview
| Section | Difficulty | Good Attempts |
| Physics | Moderate to Tough | 20–24 |
| Chemistry | Easy to Moderate | 23–27 |
| Mathematics | Tough | 26–32 |
| English Proficiency | Easy | 8–10 |
| Logical Reasoning | Easy to Moderate | 15–18 |
| Overall | Moderate to Tough | 92–111 |
BITSAT 2026 May 24 Shift 1 — Memory-Based Questions with Answer Key
Physics
Q1. A wire of resistance 12 Ω is bent into a circle. What is the effective resistance between two diametrically opposite points?
(A) 3 Ω (B) 6 Ω (C) 12 Ω (D) 24 Ω
Answer: (A) 3 Ω
Q2. A projectile is fired from the surface of the Earth with a velocity v0 at an angle with the horizontal. What is the maximum horizontal range?
(A) v02/g (B) v02 sin2/g (C) v02 cos2/g (D) 2v02 /g
Answer: (A) v02/g (at θ = 45°)
Q3. A solid sphere rotating with angular velocity ω is placed on a horizontal surface. If it eventually comes to rest due to friction, the time taken depends on which physical quantities?
(A) ω, radius R, and coefficient of friction μ only
(B) ω, mass M, R, μ, and g
(C) ω, R, and g only
(D) M, R, and μ only
Answer: (B) ω, mass M, R, μ, and g (most suitable option)
Q4. The centre of mass of a uniform solid hemisphere of radius R from its flat base is at:
(A) R2 (B) 3R8 (C) R4 (D) 3R4
Answer: (B) 3R8
Q5. A physical quantity X has the dimensions of velocity. If it is expressed in terms of electric field E and magnetic field B, then X equals:
(A) EB (B) BE (C) EB (D) E2B
Answer: (C) EB
Q6. The mass of a planet is 4 times that of Earth. If the weight of a body is the same on both planets, what is the ratio of their densities (planet: Earth)?
(A) 1 : 4 (B) 1 : 2 (C) 4 : 1 (D) 2 : 1
Answer: (B) 1:2
Q7. A convex lens of focal length 20 cm is placed in contact with a concave lens of focal length 30 cm. The effective focal length of the combination is:
(A) 50 cm (B) 60 cm (C) 12 cm (D) −60 cm
Answer: (B) 60 cm
Chemistry
Q1. For the reversible reaction A + 2B ⇌ C, initial moles: A = 1, B = 1.5, Volume = 1 L, equilibrium concentration of C = 0.35 M. Find K$_{eq}$.
(A) 0.97 (B) 1.23 (C) 1.56 (D) 2.04
Answer: (A) 0.97
Q2. What is the oxidation state of iron in deoxyhemoglobin?
(A) +2 (B) +3 (C) 0 (D) +4
Answer: (A) +2
Q3. Which is the lightest metal among the following?
(A) Na (B) Ca (C) Li (D) Mg
Answer: (C) Li
Q4. For an isothermal reversible expansion of an ideal gas, which of the following is correct?
(A) ΔU = 0, W = 0 (B) ΔU > 0, W < 0 (C) ΔU = 0, W ≠0 (D) ΔU < 0, W > 0
Answer: (C) ΔU = 0, W ≠0
Q5. Which of the following exhibits the highest lattice energy?
(A) NaCl (B) NaF (C) MgO (D) CaO
Answer: (C) MgO
Q6. Identify the major product when ethanol is heated under reflux with excess acidified K₂Cr₂O₇:
(A) Acetaldehyde (B) Acetic acid (C) Ethylene (D) Diethyl ether
Answer: (B) Acetic acid
Q7. A Newman projection of butan-2,3-diol with halogens is given. Which compound from the given options is optically inactive?
(A) meso form (B) (R, R) form (C) (S, S) form (D) (R, S) form
Answer: (A) meso form
Mathematics
Q1. Evaluate: 0/2sin2x dx
(A) /2 (B) /4 (C) /4 (D) 1
Answer: (B) /4
Q2. If a = 2i+3j– k and b = i–j+2k , find a. b
(A) 3 (B) −3 (C) 7 (D) −7
Answer: (B) −3
Q3. Three coins are tossed simultaneously. What is the probability of getting exactly two heads?
(A) 14 (B) 12 (C) 38 (D) 18
Answer: (C) 38
Q4. Find the mean deviation about the mean for the first 100 natural numbers.
(A) 24.5 (B) 25.0 (C) 25.5 (D) 50.0
Answer: (B) 25.0
Q5. In triangle ABC, the value of sin(B-C).sin(B+C) equals:
(A) sin2B – sin2C (B) cos2B – cos2C (C) sin2B+ sin2C (D) cos2B + cos2C
Answer: (A) sin2B – sin2CÂ
Q6. The number of ways to arrange 5 boys and 5 girls in a row such that no two girls sit adjacent is:
(A) 5! × 5! (B) 5! × 6! (C) 6! × 5! (D) 10!
Answer: (B) 5! × 6!
Q7. If the roots of x2 -5x+6 =0 are and , find the value of 3+3
(A) 25 (B) 35 (C) 45 (D) 55
Answer: (B) 35
English Proficiency
Q1. Choose the word closest in meaning to OCCLUDE:
(A) Open (B) Block (C) Expand (D) Illuminate
Answer: (B) Block
Q2. Identify the error in the sentence: “Neither of the students has submitted their assignment on time.”
(A) Neither of the B) students has submitted their (D) assignment on time
Answer: (B) students have (should be “has”)
Q3. Fill in the blank: The committee _______ yet to reach a decision.
(A) is (B) are (C) were (D) have
Answer: (A) is
Q4. Choose the one-word substitute for: “A person who pretends to have more knowledge than they actually possess”
(A) Novice (B) Charlatan (C) Pedant (D) Recluse
Answer: (B) Charlatan
Q5. Rearrange the sentences to form a coherent paragraph: P: It was declared a UNESCO World Heritage Site in 1983. Q: The Taj Mahal stands on the banks of the Yamuna River. R: It was built by Emperor Shah Jahan in memory of his wife. S: Millions of tourists visit it every year.
(A) QRPS (B) RQPS (C) QRSP (D) PQRS
Answer: (A) QRPS
Logical Reasoning
Q1. Series: 2, 6, 12, 20, 30,?
(A) 40 (B) 42 (C) 44 (D) 46
Answer: (B) 42
Q2. Arrival order: Lucas → Cliff → Lucy → Tia. Who arrived second to last?
(A) Cliff (B) Lucas (C) Lucy (D) Tia
Answer: (C) Lucy
Q3. Alphabet series: A, C, F, J, O,?
(A) T (B) U (C) V (D) W
Answer: (B) U
Q4. Statement: All cats are animals. Some animals are wild. Conclusion I: Some cats are wild. Conclusion II: All animals are cats.
(A) Only I follows (B) Only II follows (C) Both follow (D) Neither follows
Answer: (D) Neither follows
Q5. A forest has trees increasing at 10% per year. After how many years will the number of trees be approximately 2.4 times the original? [Use log(10)/log(1.1)]
(A) 7 years (B) 9 years (C) 12 years (D) 24 years
Answer: (D) 24 years
BITSAT 2026 May 24 Shift 1 — Chapter-wise Weightage
Physics
| Chapter | Expected Weightage |
| Electrostatics & Capacitors | 8–10% |
| Current Electricity | 7–9% |
| Mechanics (Laws of Motion, Work-Energy) | 8–10% |
| Ray Optics & Wave Optics | 6–8% |
| Thermodynamics | 5–7% |
Chemistry
| Chapter | Expected Weightage |
| Organic Chemistry (Reactions & Mechanisms) | 10–12% |
| Chemical Bonding | 8–10% |
| Coordination Compounds | 6–8% |
| Electrochemistry | 5–7% |
| p-Block Elements | 6–8% |
Mathematics
| Chapter | Expected Weightage |
| Calculus (Integration & Differentiation) | 12–15% |
| Coordinate Geometry | 10–12% |
| Probability & Statistics | 8–10% |
| Vectors & 3D Geometry | 7–9% |
| Algebra (Sequence, Permutation) | 8–10% |
How to Calculate Your Score Using the BITSAT 2026 Answer Key
- Count correct answers → multiply by +3
- Count incorrect answers → multiply by −1
- Final score = (Correct × 3) − (Incorrect × 1)
Score Benchmarks:
- 300+ → Safe for most branches
- 320+ → Competitive for mid-tier branches
- 330+ → Strong candidacy for top branches at Pilani, Goa, Hyderabad
Also Read: BITS Pilani vs New IITs: Where Should You Go in 2026? (ROI & Placement Reality Check)
Does BITS Pilani release an official answer key?
No. BITS Pilani releases only the scorecard. Candidates rely on expert-curated unofficial answer keys for self-evaluation.
What is the marking scheme for BITSAT 2026?
+3 for correct, −1 for incorrect, 0 for unattempted.
How many questions are in the BITSAT 2026 paper?
130 mandatory MCQs + 12 optional bonus questions for those who finish early.
Can I use this question paper for preparation?
Yes. Memory-based questions are an excellent resource for understanding the pattern, difficulty level, and topic weightage for the remaining BITSAT 2026 shifts.
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