2020 · 4 Sep · Shift 2
64 questions · JEE MainGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
2020 · 4 Sep · Shift 2
64 questions · JEE Main
Coordination CompoundsChemistry · 3 questionsThermodynamicsChemistry · 2 questionsD and F Block ElementsChemistry · 1 questionsHaloalkanes and HaloarenesChemistry · 2 questionsCompounds Containing NitrogenChemistry · 1 questionsBiomoleculesChemistry · 1 questionsRedox ReactionsChemistry · 1 questionsChemical Kinetics and Nuclear ChemistryChemistry · 1 questionsSome Basic Concepts of ChemistryChemistry · 1 questionsSolutionsChemistry · 1 questionsAlcohols Phenols and EthersChemistry · 2 questionsAldehydes Ketones and Carboxylic AcidsChemistry · 1 questionsElectrochemistryChemistry · 1 questionsStructure of AtomChemistry · 1 questionsChemical EquilibriumChemistry · 1 questionsChemical Bonding and Molecular StructureChemistry · 1 questionsPermutations and CombinationsMathematics · 1 questionsStatisticsMathematics · 1 questionsMatrices and DeterminantsMathematics · 2 questionsDefinite IntegrationMathematics · 2 questionsProbabilityMathematics · 1 questionsApplication of DerivativesMathematics · 1 questionsSequences and SeriesMathematics · 2 questionsLimits Continuity and DifferentiabilityMathematics · 2 questionsStraight Lines and Pair of Straight LinesMathematics · 1 questionsComplex NumbersMathematics · 1 questionsVector AlgebraMathematics · 1 questionsCircleMathematics · 1 questionsSets and RelationsMathematics · 1 questionsQuadratic Equation and InequalitiesMathematics · 1 questionsDifferential EquationsMathematics · 1 questionsGeometrical OpticsPhysics · 1 questionsHeat and ThermodynamicsPhysics · 2 questionsWave OpticsPhysics · 1 questionsProperties of MatterPhysics · 2 questionsCurrent ElectricityPhysics · 2 questionsDual Nature of RadiationPhysics · 1 questionsRotational MotionPhysics · 2 questionsUnits and MeasurementsPhysics · 1 questionsMotion in A Straight LinePhysics · 1 questionsElectronic DevicesPhysics · 1 questionsWork Power and EnergyPhysics · 1 questionsElectromagnetic WavesPhysics · 1 questionsAlternating CurrentPhysics · 1 questionsLaws of MotionPhysics · 1 questionsMagneticsPhysics · 1 questionsElectrostaticsPhysics · 1 questionsAtoms and NucleiPhysics · 1 questionsCapacitorPhysics · 1 questionsGravitationPhysics · 1 questionsMagnetic Properties of MatterPhysics · 1 questions
- Q1.The one that can exhibit highest paramagnetic behaviour among the following is : gly = glycinato; bpy = 2, 2'-bipyridineChemistry · Coordination Compounds · MCQ
- Q2.The Crystal Field Stabilization Energy (CFSE) of ( 0 < P) is :Chemistry · Coordination Compounds · MCQ
- Q3.The process that is NOT endothermic in nature is :Chemistry · Thermodynamics · MCQ
- Q4.The incorrect statement(s) among (a) - (c) is (are) (a) W(VI) is more stable than Cr(VI). (b) In the presence of HCl, permanganate titrations provide satisfactory results. (c) Some lanthanoid oxides can be used as phosphors.Chemistry · D and F Block Elements · MCQ
- Q5.Among the following compounds, which one has the shortest C – Cl bond?Chemistry · Haloalkanes and Haloarenes · MCQ
- Q6.In the following reaction sequence, [C] is : Includes diagramChemistry · Compounds Containing Nitrogen · MCQ
- Q7.The number of chiral centres present in threonine is .Chemistry · Biomolecules · Numerical
- Q8.A 100 mL solution was made by adding 1.43 g of .. The normality of the solution is 0.1 N. The value of x is . (The atomic mass of is 23 g/mol)Chemistry · Redox Reactions · Numerical
- Q9.The number of molecules with energy greater than the threshold energy for a reaction increases five fold by a rise of temperature from 27oC to 42oC. Its energy of activation in J/mol is . (Take ln 5 = 1.6094; R =…Chemistry · Chemical Kinetics and Nuclear Chemistry · Numerical
- Q10.Consider the following equations : 2 + xA + yB (in basic medium) 2 + 6 + 5 x'C + y'D + z'E (in acidic medium) The sum of the stoichiometric coefficients x, y, x', y', and z' for products…Chemistry · Some Basic Concepts of Chemistry · Numerical
- Q11.The osmotic pressure of a solution of NaCl is 0.10 atm and that of a glucose solution is 0.20 atm. The osmotic pressure of a solution formed by mixing 1 L of the sodium chloride solution with 2 L of the glucose solution is x 10–3…Chemistry · Solutions · Numerical
- Q12.Which of the following compounds will form the precipitate with aq. solution most readily?Chemistry · Haloalkanes and Haloarenes · MCQ
- Q13.The major product [R] in the following sequence of reactions as : Includes diagramChemistry · Alcohols Phenols and Ethers · MCQ
- Q14.The molecule in which hybrid MOs involve only one d-orbital of the central atom is :Chemistry · Coordination Compounds · MCQ
- Q15.The major product [C] of the following reaction sequence will be : Includes diagramChemistry · Aldehydes Ketones and Carboxylic Acids · MCQ
- Q16.The major product [B] in the following reactions is : Includes diagramChemistry · Alcohols Phenols and Ethers · MCQ
- Q17.250 mL of a waste solution obtained from the workshop of a goldsmith contains 0.1 M and 0.1 M . The solution was electrolyzed at 2V by passing a current of 1A for 15 minutes. The metal/metals electrodeposited will be [ …Chemistry · Electrochemistry · MCQ
- Q18.Five moles of an ideal gas at 1 bar and 298 K is expanded into vacuum to double the volume. The work done is :Chemistry · Thermodynamics · MCQ
- Q19.The shortest wavelength of atom in the Lyman series is 1. The longest wavelength in the Balmar series of is :Chemistry · Structure of Atom · MCQ
- Q20.If the equilibrium constant for A ⇌ B + C is and that of B + C ⇌ P is , the equilibrium constant for A ⇌ P is :Chemistry · Chemical Equilibrium · MCQ
- Q21.The reaction in which the hybridisation of the underlined atom is affected is :Chemistry · Chemical Bonding and Molecular Structure · MCQ
- Q22.A test consists of 6 multiple choice questions, each having 4 alternative answers of which only one is correct. The number of ways, in which a candidate answers all six questions such that exactly four of the answers are correct, is …Mathematics · Permutations and Combinations · Numerical
- Q23.If the variance of the following frequency distribution : Class : 10–20 20–30 30–40 Frequency : 2 x 2 is 50, then x is equal toMathematics · Statistics · Numerical
- Q24.If the system of equations x+y+z=2 2x+4y–z=6 3x+2y+ z= has infinitely many solutions, thenMathematics · Matrices and Determinants · MCQ
- Q25.The integral is equal to:Mathematics · Definite Integration · MCQ
- Q26.In a game two players A and B take turns in throwing a pair of fair dice starting with player A and total of scores on the two dice, in each throw is noted. A wins the game if he throws total a of 6 before B throws a total of 7 and B wins…Mathematics · Probability · MCQ
- Q27.The area (in sq. units) of the largest rectangle ABCD whose vertices A and B lie on the x-axis and vertices C and D lie on the parabola, y = x2–1 below the x-axis, is :Mathematics · Application of Derivatives · MCQ
- Q28.The minimum value of 2sinx + 2cosx is :Mathematics · Sequences and Series · MCQ
- Q29.Let be a differentiable function such that f(1) = e and . If f(x) = 1, then x is equal…Mathematics · Limits Continuity and Differentiability · MCQ
- Q30.If the perpendicular bisector of the line segment joining the points P(1 ,4) and Q(k, 3) has y-intercept equal to –4, then a value of k is :Mathematics · Straight Lines and Pair of Straight Lines · MCQ
- Q31.If a and b are real numbers such that where then a + b is equal to :Mathematics · Complex Numbers · MCQ
- Q32.Suppose the vectors x1, x2 and x3 are the solutions of the system of linear equations, Ax = b when the vector b on the right side is equal to b1, b2 and b3 respectively. if …Mathematics · Matrices and Determinants · MCQ
- Q33.If , then the value of …Mathematics · Vector Algebra · Numerical
- Q34.Let PQ be a diameter of the circle x2 + y2 = 9. If and are the lengths of the perpendiculars from P and Q on the straight line, x + y = 2 respectively, then the maximum value of is .Mathematics · Circle · Numerical
- Q35.Let {x} and [x] denote the fractional part of x and the greatest integer x respectively of a real number x. If and 10(n2 – n), …Mathematics · Definite Integration · Numerical
- Q36.Let a1, a2, ..., an be a given A.P. whose common difference is an integer and Sn = a1 + a2 + .... + an. If a1 = 1, an = 300 and 15 n 50, then the ordered pair (Sn-4, an–4) is equal to:Mathematics · Sequences and Series · MCQ
- Q37.Let where each Xi contains 10 elements and each Yi contains 5 elements. If each element of the set T is an element of exactly 20 of sets Xi’s and…Mathematics · Sets and Relations · MCQ
- Q38.Let be in R. If and are the roots of the equation, x2 - x + 2 = 0 and and are the roots of the equation, , then is…Mathematics · Quadratic Equation and Inequalities · MCQ
- Q39.The solution of the differential equation is: (where c is a constant of integration)Mathematics · Differential Equations · MCQ
- Q40.The function is :Mathematics · Limits Continuity and Differentiability · MCQ
- Q41.The distance between an object and a screen is 100 cm. A lens can produce real image of the object on the screen for two different positions between the screen and the object. The distance between these two positions is 40 cm. If the power…Physics · Geometrical Optics · Numerical
- Q42.The change in the magnitude of the volume of an ideal gas when a small additional pressure P is applied at a constant temperature, is the same as the change when the temperature is reduced by a small quantity T at…Physics · Heat and Thermodynamics · Numerical
- Q43.Orange light of wavelength 6000 10–10 m illuminates a single slit of width 0.6 10–4 m. The maximum possible number of diffraction minima produced on both sides of the central maximum is .Physics · Wave Optics · Numerical
- Q44.Two identical cylindrical vessels are kept on the ground and each contain the same liquid of density d. The area of the base of both vessels is S but the height of liquid in one vessel is x1 and in the other, x2 . When both cylinders are…Physics · Properties of Matter · MCQ
- Q45.The value of current i1 flowing from A to C in the circuit diagram is : Includes diagramPhysics · Current Electricity · MCQ
- Q46.In a photoelectric effect experiment, the graph of stopping potential V versus reciprocal of wavelength obtained is shown in the figure. As the intensity of incident radiation is increased : Includes diagramPhysics · Dual Nature of Radiation · MCQ
- Q47.For a uniform rectangular sheet shown in the figure, the ratio of moments of inertia about the axes perpendicular to the sheet and passing through O (the centre of mass) and O' (corner point) is : Includes diagramPhysics · Rotational Motion · MCQ
- Q48.Four resistances 40 , 60 , 90 and 110 make the arms of a quadrilateral ABCD. Across AC is a battery of emf 40 V and internal resistance negligible.The potential difference across BD in V is … Includes diagramPhysics · Current Electricity · Numerical
- Q49.A quantity x is given by in terms of moment of inertia I, force F, velocity v, work W and Length L. The dimensional formula for x is same as that of :Physics · Units and Measurements · MCQ
- Q50.The speed verses time graph for a particle is shown in the figure. The distance travelled (in m) by the particle during the time interval t = 0 to t = 5 s will be . Includes diagramPhysics · Motion in A Straight Line · Numerical
- Q51.Identify the operation performed by the circuit given below : Includes diagramPhysics · Electronic Devices · MCQ
- Q52.A person pushes a box on a rough horizontal plateform surface. He applies a force of 200 N over a distance of 15 m. Thereafter, he gets progressively tired and his applied force reduces linearly with distance to 100 N. The total distance…Physics · Work Power and Energy · MCQ
- Q53.A cube of metal is subjected to a hydrostatic pressure of 4 GPa. The percentage change in the length of the side of the cube is close to : (Given bulk modulus of metal, B = 8 1010 Pa)Physics · Properties of Matter · MCQ
- Q54.The electric field of a plane electromagnetic wave is given by Its magnetic field will be given by :Physics · Electromagnetic Waves · MCQ
- Q55.Consider two uniform discs of the same thickness and different radii R1 = R and R2 = R made of the same material. If the ratio of their moments of inertia I1 and I2 , respectively, about their axes is I1 : I2 = 1 : 16 then the…Physics · Rotational Motion · MCQ
- Q56.A series L-R circuit is connected to a battery of emf V. If the circuit is switched on at t = 0, then the time at which the energy stored in the inductor reaches times of its maximum value, is :Physics · Alternating Current · MCQ
- Q57.Match the thermodynamic processes taking place in a system with the correct conditions. In the table : Q is the heat supplied, W is the work done and U is change in internal energy of the system. Includes tablePhysics · Heat and Thermodynamics · MCQ
- Q58.A small ball of mass m is thrown upward with velocity u from the ground. The ball experiences a resistive force mkv2 where v is its speed. The maximum height attained by the ball is :Physics · Laws of Motion · MCQ
- Q59.A circular coil has moment of inertia 0.8 kg m2 around any diameter and is carrying current to produce a magnetic moment of 20 Am2 . The coil is kept initially in a vertical position and it can rotate freely around a horizontal diameter.…Physics · Magnetics · MCQ
- Q60.A particle of charge q and mass m is subjected to an electric field E = E0 (1 – x2) in the x-direction, where and E0 are constants. Initially the particle was at rest at x = 0. Other than the initial position the kinetic energy of…Physics · Electrostatics · MCQ
- Q61.Find the Binding energy per neucleon for . Mass of proton mp = 1.00783 U, mass of neutron mn = 1.00867 U and mass of tin nucleus mSn = 119.902199 U. (take 1U = 931 MeV)Physics · Atoms and Nuclei · MCQ
- Q62.A capacitor C is fully charged with voltage V0. After disconnecting the voltage source, it is connected in parallel with another uncharged capacitor of capacitance . The energy loss in the process after the charge is…Physics · Capacitor · MCQ
- Q63.A body is moving in a low circular orbit about a planet of mass M and radius R. The radius of the orbit can be taken to be R itself. Then the ratio of the speed of this body in the orbit to the escape velocity from the planet is:Physics · Gravitation · MCQ
- Q64.A paramagnetic sample shows a net magnetisation of 6 A/m when it is placed in an external magnetic field of 0.4 T at a temperature of 4 K. When the sample is placed in an external magnetic field of 0.3 T at a temperature of 24 K, then the…Physics · Magnetic Properties of Matter · MCQ