Panjab University Gyaan https://validator.w3.org/feed/docs/rss2.html Download Your eBook Home E Book Courses PU CET UG 2026 (Physics) MOCK TEST – 3 PU CET UG 2026 (Physics) MOCK TEST – 2 PU CET UG 2026 (Physics) MOCK TEST – 1 PU CET UG 2026 (Mathematic) MOCK TEST – 3 PU CET UG 2026 (Mathematic) MOCK TEST – 2 Footer 1 PU CET UG 2026 (Mathematic) MOCK TEST – 1 PU CET UG 2026 (Chemistry) MOCK TEST – 3 PU CET UG 2026 (Chemistry) MOCK TEST – 1 PU CET UG 2026 (Biology) MOCK TEST – 3 PU CET UG 2026 (Biology) MOCK TEST – 1 PU CET UG 2026 (Biology) MOCK TEST – 2 Mock Test Booking Form Education Software and PHP and JS System Script Booking Received About Us PU CET UG 2026 (Chemistry) MOCK TEST – 2 Contact Us Header 1 Blog The chemical compound whose chemical structure is given below is obtained from which plant? Which of the following is a universal set? 38. 6 boys and 6 girls sit in a row at random. The probability that all the girls sit together is: (A) 1 432 (B) 12 431 (C) 1 132 (D) None of these 39. Without repetition of the numbers, four digit numbers are formed with the numbers 0, 2, 3 and 40. If A = 100 011 0 24           − , 6A–1 = A2 + cA + dI, then (c, d) is: (A) (–6, 11) (B) (–11, 6) (C) (11, 6) (D) (6, 11) 41. Let A = 122 212 22 1           , then (A) A2 – 4A – 5I3 = O (B) A–1 = 3 1 ( 4) 5 A I − (C) Both (A) and (B) (D) None of these 42. Two cards from an ordinary deck of 52 cards are missing . What is the probability that a random card drawn from this deck is a spade? (A) 3 4 (B) 2 3 (C) 1 2 (D) 1 4 43. The unit vector in the direction of the sum of vectors ˆˆ ˆ ˆ ˆ ˆ i j k and i j k ++ + + 23 4 is: (A) 1 ˆ ˆ ˆ (3 4 5 ) 5 2 i jk + + (B) 1 ˆ ˆ ˆ (3 4 5 ) 5 2 i jk − − (C) 1 ˆ ˆ ˆ (4 3 5 ) 2 2 i jk + + (D) 1 ˆ ˆ ˆ (3 4 5) 3 2 −++ ki j 44. The vectors ˆˆ ˆˆ ˆˆ ˆˆ ˆ 3 5 2 ,2 3 5 5 2 3 i j k i j k and i j k ++ −− +− form the sides of: (A) Isosceles triangle (B) Right triangle (C) Scalene triangle (D) Equilateral triangle 45. If | || | ab ab +=−     , then angle between a and b  is ( 0, 0) a b ≠ ≠  : (A) 3 π (B) 6 π (C) 4 π (D) 2 π 46. If a and b  are two unit vectors inclined to x-axis at angle 30° and 120° respectively, then | | a b +   equals : (A) 2 3 (B) 2 (C) 3 (D) 2 47. Solution of differential equation xdy–ydx = 0 represents: (A) A rectangular hyperbola (B) parabola whose vertex is at origin (C) straight line passing through origin (D) A circle whose centre is at origin 48. If 1 cot . cos , , 2 2 dy xy x y dx   π += =     then 6 y   π   =   (A) 1 2 (B) 1 2 (C) 1 2 2 (D) 1 4 49. If (x+2y3 ) , dy y dx = then: (A) x 2 y c y + = (B) y 2 x c x + = (C) x 2 y c y − = (D) y 2 x c x − = 50. If (x2 –1) 2 , (0) 0 (2) dy xy x y then y dx += = = (A) 1 (B) 1 3 (C) 2 3 (D) 2 51. The differential equation of all parabolas whose axes are parallel to y axis is: (A) 3 3 0 d y dx = (B) 2 2 d x c dy = (C) 3 2 3 2 0 dy dx dx dy + = (D) 2 2 2 d y dy c dx dx + = 52. The differential equation of all non horizontal lines in a plane is: (A) 2 2 0 d y dx = (B) 2 2 0 d x dy = (C) 0 dy dx = (D) 0 dx dy = 53. The area bounded by the curve x2 + y2 = 1 in first quadrant is: (A) 4 π sq. units (B) 2 π sq. units (C) 3 π sq. units (D) 6 π sq. units 54. 3 1 x x + ∫ dx is equal to: (A) 2 3 log |1 | 2 3 x x x + + − −+ x C (B) 2 3 log |1 | 2 3 x x x + − − −+ x C (C) 2 3 log |1 | 2 3 x x x − − − ++ x C (D) 2 3 log |1 | 2 3 x x x − + − ++ x C 55. 3 2 1 (2 5) x dx + ∫ : (A) 83 3 (B) 84 3 (C) 82 3 (D) None of these 56. Evaluate : /4 0 1 sin 2xdx π − ∫ (A) 2 1− (B) 2 1+ (C) 2 (D) None of these 57. 1 1 cos dx x −       ∫ equals: (A) x sec–1 + log |x+ 2 x C − + 1 | (B) x sec–1 – log |x+ 2 x C − + 1 | (C) –x sec–1x – log |x+ 2 x C − + 1 | (D) None of these 58. If the curves y2 = 6x, 9×2 + by2 = 16 intersect each other at right angles, then the value of b is: (A) 9 2 (B) 6 (C) 7 2 (D) 4 59. The functin which is neither decreasing nor increasing in 3 , 2 2   π π    is: (A) cosec x (B) tan x (C) x2 (D) |x–1| 60. The function f defined by f(x) = 4×4 – 2x + 1 is increasing for: (A) x < 1 (B) x > 0 (C) x < 1 2 (D) 1 2Que. 1 2 3 4 5 6 7 8 9 10 Ans. A B D A C A B B B B Que. 11 12 13 14 15 16 17 18 19 20 Ans. A B A C C B A D B C Que. 21 22 23 24 25 26 27 28 29 30 Ans. A C D B A A A B D D Que. 31 32 33 34 35 36 37 38 39 40 Ans. C D A C B B D A D A Que. 41 42 43 44 45 46 47 48 49 50 Ans. C D A D D B C D C C Que. 51 52 53 54 55 56 57 58 59 60 Ans. A B A D C A B A A D