Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

2020 · Shift 1

54 questions · JEE Advanced
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /JEE Advanced
  3. /Papers
  4. /2020 · Shift 1

2020 · Shift 1

54 questions · JEE Advanced

Chemistry18 questionsMathematics18 questionsPhysics18 questions
Gaseous StateChemistry · 2 questionsHydrogenChemistry · 1 questionsP Block ElementsChemistry · 2 questionsBasics of Organic ChemistryChemistry · 4 questionsThermodynamicsChemistry · 1 questionsAldehydes Ketones and Carboxylic AcidsChemistry · 2 questionsCoordination CompoundsChemistry · 1 questionsSolid StateChemistry · 1 questionsSome Basic Concepts of ChemistryChemistry · 1 questionsChemical EquilibriumChemistry · 1 questionsElectrochemistryChemistry · 1 questionsChemical Kinetics and Nuclear ChemistryChemistry · 1 questionsQuadratic Equation and InequalitiesMathematics · 1 questionsFunctionsMathematics · 3 questionsApplication of IntegrationMathematics · 1 questionsParabolaMathematics · 1 questionsProbabilityMathematics · 1 questionsApplication of DerivativesMathematics · 1 questionsLimits Continuity and DifferentiabilityMathematics · 2 questionsMatrices and DeterminantsMathematics · 1 questionsComplex NumbersMathematics · 1 questionsProperties of TriangleMathematics · 2 questions3D GeometryMathematics · 1 questionsDefinite IntegrationMathematics · 1 questionsSequences and SeriesMathematics · 2 questionsRotational MotionPhysics · 1 questionsLaws of MotionPhysics · 2 questionsWavesPhysics · 1 questionsElectrostaticsPhysics · 3 questionsProperties of MatterPhysics · 3 questionsHeat and ThermodynamicsPhysics · 2 questionsCurrent ElectricityPhysics · 1 questionsAtoms and NucleiPhysics · 1 questionsUnits and MeasurementsPhysics · 1 questionsMagnetismPhysics · 2 questionsWave OpticsPhysics · 1 questions
  1. Q1.If the distribution of molecular speeds of a gas is as per the figure shown below, then the ratio of the most probable, the average, and the root mean square speeds, respectively, is Includes diagram
    Chemistry · Gaseous State · MCQ
  2. Q2.Which of the following liberates O2​ upon hydrolysis?
    Chemistry · Hydrogen · MCQ
  3. Q3.A colourless aqueous solution contains nitrates of two metals, X and Y. When it was added to an aqueous solution of NaCl, a white precipitate was formed. This precipitate was found to be partly soluble in hot water to give a residue P…
    Chemistry · P Block Elements · MCQ
  4. Q4.Newman projections P, Q, R and S are shown below : Which one of the following options represents identical molecules? Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  5. Q5.Which of the following structures has the IUPAC name 3-ethynyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid?
    Chemistry · Basics of Organic Chemistry · MCQ
  6. Q6.The Fischer projection of D-erythrose is shown below : D-erythrose and its isomers are listed as P, Q, R, and S in Column - I. Choose the correct relationship of P, Q, R, and S with D-erythrose from Column - II. Includes diagram
    Chemistry · Basics of Organic Chemistry · MCQ
  7. Q7.In thermodynamics, the p-V work done is given by w=−∫dVpext​ For a system undergoing a particular process, the work done is w=−∫dV(V−bRT​−V2a​) This equation is…
    Chemistry · Thermodynamics · Multiple correct
  8. Q8.With respect to the compounds I-V, choose the correct statement(s). Includes diagram
    Chemistry · Basics of Organic Chemistry · Multiple correct
  9. Q9.In the reaction scheme shown below Q, R and S are the major products. The correct structure of Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · Multiple correct
  10. Q10.Choose the correct statement(s) among the following :
    Chemistry · Coordination Compounds · Multiple correct
  11. Q11.With respect to hypochlorite, chlorate and perchlorate ions, choose the correct statement(s).
    Chemistry · P Block Elements · Multiple correct
  12. Q12.The cubic unit cell structure of a compound containing cation M and anion X is shown below. When compared to the anion, the cation has smaller ionic radius. Choose the correct statement(s). Includes diagram
    Chemistry · Solid State · Multiple correct
  13. Q13.5.00 mL of 0.10 M oxalic acid solution taken in a conical flask is titrated against NaOH from a burette using phenolphthalein indicator. The volume of NaOH required for the appearance of permanent faint pink color is tabulated below for… Includes table
    Chemistry · Some Basic Concepts of Chemistry · Numerical
  14. Q14.Consider the reaction, A ⇌ B at 1000 K. At time t', the temperature of the system was increased to 2000 K and the system was allowed to reach equilibrium. Throughout this experiment the partial pressure of A was… Includes diagram
    Chemistry · Chemical Equilibrium · Numerical
  15. Q15.Consider a 70% efficient hydrogen-oxygen fuel cell working under standard conditions at 1 bar and 298 K. Its cell reaction is H2​(g)+21​O2​(g)​H2​O(l) The work derived from the cell on the consumption of…
    Chemistry · Electrochemistry · Numerical
  16. Q16.Aluminium reacts with sulphuric acid to form aluminium sulphate and hydrogen. What is the volume of hydrogen gas in litre (L) produced at 300 K and 1.0 atm pressure, when 5.4 g of aluminium and 50.0 mL of 5.0 M sulphuric acid are combined…
    Chemistry · Gaseous State · Numerical
  17. Q17.92238​U is known to undergo radioactive decay to form 82206​Pb by emitting alpha and beta particles. A rock initially contained 68 × 10 − 6 g of 92238​U. If the number of alpha particles that it would…
    Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
  18. Q18.In the following reaction, compound Q is obtained from compound P via an ionic intermediate What is the degree of unsaturation of Q? Includes diagram
    Chemistry · Aldehydes Ketones and Carboxylic Acids · Numerical
  19. Q19.Suppose a, b denote the distinct real roots of the quadratic polynomial x2 + 20x − 2020 and suppose c, d denote the distinct complex roots of the quadratic polynomial x2 − 20x + 2020. Then the value of ac(a − c) + ad(a − d) + bc(b −…
    Mathematics · Quadratic Equation and Inequalities · MCQ
  20. Q20.If the function f : R → R is defined by f(x) = |x| (x − sin x), then which of the following statements is TRUE?
    Mathematics · Functions · MCQ
  21. Q21.Let the functions f : R → R and g : R → R be defined by f(x) = ex − 1 − e −|x − 1| and g(x) =21​(ex − 1 + e1 − x). The the area of the region in the first quadrant bounded by the curves y = f(x), y = g(x) and…
    Mathematics · Application of Integration · MCQ
  22. Q22.Let a, b and λ be positive real numbers. Suppose P is an end point of the latus return of the parabola y2 = 4 λ x, and suppose the ellipse a2x2​+b2y2​=1 passes through the point…
    Mathematics · Parabola · MCQ
  23. Q23.Let C1 and C2 be two biased coins such that the probabilities of getting head in a single toss are 32​ and 31​, respectively. Suppose α is the number of heads that appear when C1 is tossed twice,…
    Mathematics · Probability · MCQ
  24. Q24.Consider the rectangles lying the region {(x,y)∈R×R:0≤x≤2π​ and 0≤y≤2sin(2x)} and having one side on the X-axis. The area of the rectangle…
    Mathematics · Application of Derivatives · MCQ
  25. Q25.Let the function f : R → R be defined by f(x) = x3 − x2 + (x − 1)sin x and let g : R → R be an arbitrary function. Let fg : R → R be the product function defined by (fg)(x) = f(x)g(x). Then which of the following statements…
    Mathematics · Limits Continuity and Differentiability · Multiple correct
  26. Q26.Let M be a 3 × 3 invertible matrix with real entries and let I denote the 3 × 3 identity matrix. If M − 1 = adj(adj M), then which of the following statements is/are ALWAYS TRUE?
    Mathematics · Matrices and Determinants · Multiple correct
  27. Q27.Let S be the set of all complex numbers z satisfying |z2 + z + 1| = 1. Then which of the following statements is/are TRUE?
    Mathematics · Complex Numbers · Multiple correct
  28. Q28.Let x, y and z be positive real numbers. Suppose x, y and z are the lengths of the sides of a triangle opposite to its angles X, Y, and Z, respectively. If tan2X​+tan2Z​=x+y+z2y​, then which of…
    Mathematics · Properties of Triangle · Multiple correct
  29. Q29.Let L1 and L2 be the following straight lines. L1​:1x−1​=−1y​=3z−1​ and L2​:−3x−1​=−1y​=1z−1​. Suppose the straight line L:lx−α​=my−1​=−2z−γ​…
    Mathematics · 3D Geometry · Multiple correct
  30. Q30.Which of the following inequalities is/are TRUE?
    Mathematics · Definite Integration · Multiple correct
  31. Q31.Let m be the minimum possible value of log3​(3y1​+3y2​+3y3​), where y1​,y2​,y3​ are real numbers for which y1​+y2​+y3​= 9. Let M be the maximum possible value of (log3​x1​+log3​x2​+log3​x3​)…
    Mathematics · Sequences and Series · Numerical
  32. Q32.Let a1, a2, a3, .... be a sequence of positive integers in arithmetic progression with common difference 2. Also, let b1, b2, b3, .... be a sequence of positive integers in geometric progression with common ratio 2. If a1 = b1 = c, then…
    Mathematics · Sequences and Series · Numerical
  33. Q33.Let f : [0, 2] → R be the function defined by f(x)=(3−sin(2πx))sin(πx−4π​)−sin(3πx+4π​) If α,β∈[0,2] are such that {x∈[0,2]:f(x)≥0}=[α,β]…
    Mathematics · Functions · Numerical
  34. Q34.In a triangle PQR, let a = QR, b = RP, and c = PQ. If |a| = 3, |b| = 4 and c.(a−b)a.(c−b)​=∣a∣+∣b∣∣a∣​, then the value of |a × b|2 is ......
    Mathematics · Properties of Triangle · Numerical
  35. Q35.For a polynomial g(x) with real coefficients, let mg denote the number of distinct real roots of g(x). Suppose S is the set of polynomials with real coefficients defined by S={(x2−1)2(a0​+a1​x+a2​x2+a3​x3):a0​,a1​,a2​,a3​∈R}…
    Mathematics · Functions · Numerical
  36. Q36.let e denote the base of the natural logarithm. The value of the real number a for which the right hand limit x→0+lim​xa(1−x)1/x−e−1​ is equal to a non-zero real number,…
    Mathematics · Limits Continuity and Differentiability · Numerical
  37. Q37.A small roller of diameter 20 cm has an axle of diameter 10 cm (see figure below on the left). It is on a horizontal floor and a meter scale is positioned horizontally on its axle with one edge of the scale on top of the axle (see figure… Includes diagram
    Physics · Rotational Motion · MCQ
  38. Q38.A football of radius R is kept on a hole of radius r (r < R) made on a plank kept horizontally. One end of the plank is now lifted so that it gets tilted making an angle θ from the horizontal as shown in the figure below. The… Includes diagram
    Physics · Laws of Motion · MCQ
  39. Q39.A stationary tuning fork is in resonance with an air column in a pipe. If the tuning fork is moved with a speed of 2 ms−1 in front of the open end of the pipe and parallel to it, the length of the pipe should be changed for the resonance…
    Physics · Waves · Numerical
  40. Q40.A circular disc of radius R carries surface charge density σ(r)=σ0​(1−Rr​), where σ 0 is a constant and r is the distance from the center of the disc. Electric flux through a…
    Physics · Electrostatics · Numerical
  41. Q41.As shown schematically in the figure, two vessels contain water solutions (at temperature T) of potassium permanganate (KMnO4) of different concentrations n1 and n2 (n1 > n2) molecules per unit volume with Δ n = (n1 − n2)… Includes diagram
    Physics · Properties of Matter · Multiple correct
  42. Q42.When water is filled carefully in a glass, one can fill it to a height h above the rim of the glass due to the surface tension of water. To calculate h just before water starts flowing, model the shape of the water above the rim as a disc… Includes diagram
    Physics · Properties of Matter · Numerical
  43. Q43.Put a uniform meter scale horizontally on your extended index fingers with the left one at 0.00 cm and the right one at 90.00 cm. When you attempt to move both the fingers slowly towards the center, initially only the left finger slips…
    Physics · Laws of Motion · Numerical
  44. Q44.One end of a spring of negligible unstretched length and spring constant k is fixed at the origin (0, 0). A point particle of mass m carrying a positive charge q is attached at its other end. The entire system is kept on a smooth… Includes diagram
    Physics · Electrostatics · Numerical
  45. Q45.Consider one mole of helium gas enclosed in a container at initial pressure P1 and volume V1. It expands isothermally to volume 4V1. After this, the gas expands adiabatically and its volume becomes 32V1. The work done by the gas during…
    Physics · Heat and Thermodynamics · Numerical
  46. Q46.Shown in the figure is a semicircular metallic strip that has thickness t and resistivity ρ. Its inner radius is R1 and outer radius is R2. If a voltage V0 is applied between its two ends, a current I flows in it. In addition, it is… Includes diagram
    Physics · Current Electricity · Multiple correct
  47. Q47.A particle of mass m moves in circular orbits with potential energy V(r) = Fr, where F is a positive constant and r is its distance from the origin. Its energies are calculated using the Bohr model. If the radius of the particle’s orbit is…
    Physics · Atoms and Nuclei · Multiple correct
  48. Q48.Sometimes it is convenient to construct a system of units so that all quantities can be expressed in terms of only one physical quantity. In one such system, dimensions of different quantities are given in terms of a quantity X as follows:…
    Physics · Units and Measurements · Multiple correct
  49. Q49.The filament of a light bulb has surface area 64 mm2 . The filament can be considered as a black body at temperature 2500 K emitting radiation like a point source when viewed from far. At night the light bulb is observed from a distance of…
    Physics · Heat and Thermodynamics · Multiple correct
  50. Q50.An open-ended U-tube of uniform cross-sectional area contains water (density 103 kg m−3 ). Initially the water level stands at 0.29 m from the bottom in each arm. Kerosene oil (a water-immiscible liquid) of density 800 kg m−3 is added to… Includes diagram
    Physics · Properties of Matter · MCQ
  51. Q51.A light disc made of aluminium (a nonmagnetic material) is kept horizontally and is free to rotate about its axis as shown in the figure. A strong magnet is held vertically at a point above the disc away from its axis. On revolving the… Includes diagram
    Physics · Magnetism · MCQ
  52. Q52.A circular coil of radius R and N turns has negligible resistance. As shown in the schematic figure, its two ends are connected to two wires and it is hanging by those wires with its plane being vertical. The wires are connected to a… Includes diagram
    Physics · Magnetism · MCQ
  53. Q53.A parallel beam of light strikes a piece of transparent glass having cross section as shown in the figure below. Correct shape of the emergent wavefront will be (figures are schematic and not drawn to scale) Includes diagram
    Physics · Wave Optics · MCQ
  54. Q54.A uniform electric field, E=−4003​y​ NC−1 is applied in a region. A charged particle of mass m carrying positive charge q is projected in this region with an initial speed of 2 10​× 106… Includes diagram
    Physics · Electrostatics · Multiple correct