| 2024-09-24 | Which of the following alkenes can be used to prepare 1-Bromo-1-methylcyclopentane by the additi.... | 0:00 | 5 | |
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| 2024-09-24 | The foot of a perpendicular drawn from the point \\((-2,-1,-3)\\) on a plane is \\((1,-3,3)\\). .... | 0:00 | 2 | |
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| 2024-09-24 | (a) With the help of suitable example, explain the terms static friction, limiting friction and .... | 0:00 | 14 | |
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| 2024-09-24 | In a potentiometer experiment, the balancing with a cell is at length \(150 cm\). On shunting th.... | 0:00 | 3 | |
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| 2024-09-24 | Why are low spin configurations rarely observed for tetrahedral coordination entities?.... | 0:00 | 2 | |
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| 2024-09-24 | (a) Why work done is isothermal reversible process is always maximum?(b)Identify the state funct.... | 0:00 | 2 | |
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| 2024-09-24 | The random variable \\(X\\) has a probability distribution \\(P ( X )\\) of the following form, .... | 0:00 | 5 | |
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| 2024-09-24 | Epithelial lining of our intestine is considered as secondary lymphoid organ. Justify the statem.... | 0:00 | 6 | |
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| 2024-09-24 | Which of the following hydrocarbons has the lowest dipole moment?.... | 0:00 | 1 | |
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| 2024-09-24 | Two long parallel wires are at a distance2d apart. They carry steady equal currents flowing out .... | 0:00 | 4 | |
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| 2024-09-24 | Briefly explain how emf is generated in a solar cell. Draw its I-V characteristics..... | 0:00 | 0 | |
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| 2024-09-24 | One mole of an amine (A) consumes two moles of methyl bromide to give a quaternary ammonium salt.... | 0:00 | 2 | |
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| 2024-09-24 | How does the net electric field at the midpoint on the line joining the two spheres change after.... | 0:00 | 379 | |
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| 2024-09-24 | The magnifying power of an astronomical telescope in normal adjustment is 2.9 and the objective .... | 0:00 | 13 | |
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| 2024-09-24 | A closely wound circular coil of radius \\(6.28 cm\\), having 50 turns carries a steady current .... | 0:00 | 37 | |
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| 2024-09-24 | A thin converging lens of focal length \\(10 cm\\) is placed coaxially in contact with a t.... | 0:00 | 47 | |
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| 2024-09-24 | (a) Differentiate between self inductance and mutual inductance.\n(b) The mutual inductance of t.... | 0:00 | 5 | |
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| 2024-09-24 | An organic compound \(C _6 H _{10}\) on treatment with dil \(H _2 SO _4\) & \(HgSO _4\) give.... | 0:00 | 2 | |
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| 2024-09-24 | Answer the following giving reasons :The angular size of the image equals the angular size of th.... | 0:00 | 69 | |
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| 2024-09-24 | The lens maker's formula is useful to design lenses of desired focal lengths using surfaces of s.... | 0:00 | 4 | |
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| 2024-09-24 | A ray of light is incident at an angle of \\(60^{\\circ}\\) on one face of a prism with the pris.... | 0:00 | 2 | |
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| 2024-09-24 | A current flows through a series combination of two copper wires of equal length but their radii.... | 0:00 | 34 | |
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| 2024-09-24 | If one of the slits in Young's double slit experiment is fully closed, the new pattern has______.... | 0:00 | 2 | |
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| 2024-09-24 | Given,Sn=1+q+q2+…+qnSn=1+q+12+q+122+…+q+12n,q≠1\nProve thatC1n+1+C2n+1S1+C3n+1S.... | 0:00 | 0 | |
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| 2024-09-24 | Answer the following giving reasons :Both the objective and the eyepiece of a compound microscop.... | 0:00 | 40 | |
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| 2024-09-24 | In diffraction due to a single slit, the phase difference between light waves reaching a point o.... | 0:00 | 8 | |
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| 2024-09-24 | State the condition under which a large magnification can be achieved in an astronomical telesco.... | 0:00 | 2 | |
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| 2024-09-24 | Two circular loops A and B, each of radius \\(3 \\mathrm{~m}\\), are placed coaxially at a dista.... | 0:00 | 16 | |
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| 2024-09-24 | Define Brownian movement. What is the cause of Brownian movement in colloidal particles? How is .... | 0:00 | 1 | |
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| 2024-09-24 | Let n1<n2<n3<n4<n5 be positive integers such that n1+n2+n2+n4+n5=20 The number of su.... | 0:00 | 5 | |
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| 2024-09-24 | A current carrying loop is placed in a uniform magnetic field. The torque acting on it does not .... | 0:00 | 34 | |
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| 2024-09-24 | Find:\\[\\int \\frac{2 x+1}{\\sqrt{4-3 x-x^2}} d x\\].... | 0:00 | 0 | |
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| 2024-09-24 | An isosceles triangle of vertical angle \\(2 \\theta\\) is inscribed in a circle of radiusa. Sho.... | 0:00 | 0 | |
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| 2024-09-24 | Draw a labelled ray diagram to show image formation by a compound microscope and write the expre.... | 0:00 | 5 | |
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| 2024-09-24 | Write the mechanism for the preparation of alcohols from alkenes (Acid Catalyzed Hydration)..... | 0:00 | 1 | |
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| 2024-09-24 | In a plane electromagnetic wave, the magnetic field oscillates sinusoidally with a frequency of .... | 0:00 | 30 | |
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| 2024-09-24 | What is the charge on spheres \\(S _1\\) and \\(S _2\\) after contact?.... | 0:00 | 110 | |
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| 2024-09-24 | A 200μF parallel plate capacitor having plate separation of 5 mm is charged .... | 0:00 | 11 | |
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| 2024-09-24 | If a line makes an angle \\(\\alpha, \\beta, \\gamma\\) with the coordinate axes, then find the .... | 0:00 | 0 | |
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| 2024-09-24 | Find:\\[\\int e^x(\\cos x-\\sin x) \\operatorname{cosec}^2 x d x\\].... | 0:00 | 2 | |
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| 2024-09-24 | (a) What is amplitude modulation ? Draw a diagram showing an amplitude modulated wave obtained b.... | 0:00 | 7 | | Amplitude
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| 2024-09-24 | Give reasons :The rate of a reaction does not remain constant throughout the course of reaction..... | 0:00 | 3 | |
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| 2024-09-24 | A metallic spherical shell has an inner radius R1 and outer radius R2 . A charge Q is placed at .... | 0:00 | 1 | |
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| 2024-09-24 | Find the angular momentum of an electron revolving in the second orbit in Bohr's hydrogen atom..... | 0:00 | 5 | |
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| 2024-09-24 | Two large charged plane sheets of charge densities σ and -2σC/m2 are arrange.... | 0:00 | 6 | |
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| 2024-09-24 | Evaluate :\\[\\int_0^{\\frac{1}{2} \\log 3} \\frac{e^x}{e^{2 x}+1} d x\\].... | 0:00 | 0 | |
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| 2024-09-24 | Find the vector and Cartesian equations of the plane passing through the points \\((2,2-1),(3,4,.... | 0:00 | 2 | |
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| 2024-09-24 | Solve the differential equation :\\[x \\frac{d y}{d x}=y-x \\tan \\left(\\frac{y}{x}\\right)\\].... | 0:00 | 4 | |
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| 2024-09-24 | If \\(\\int_0^a 3 x^2 d x=8\\), then the value of ' \\(a\\) ' is :.... | 0:00 | 2 | |
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| 2024-09-24 | Mother, father and son line up at random for a family photo. If A and B are two events given by .... | 0:00 | 3 | |
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| 2024-09-24 | Which of the following graphs correctly represents the variation of a particle momentum with its.... | 0:00 | 7 | |
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| 2024-09-24 | A straight wire carrying a current of 5 A is bent into a semicircular arc of radius 2 .... | 0:00 | 2 | |
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| 2024-09-24 | In a diffraction pattern due to a single slit, how will the angular width of central maximum cha.... | 0:00 | 0 | |
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| 2024-09-24 | Solve the differential equation : \\(\\left(1+x^2\\right) \\frac{d y}{d x}+2 x y-4 x^2=0\\), sub.... | 0:00 | 1 | |
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| 2024-09-24 | Show that the operation \\(*\\) on \\(Q\\), the set of all rational numbers, defined as \\(a * b.... | 0:00 | 0 | |
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| 2024-09-24 | An organic compound (X) having molecular formula \\(\\mathrm{C}_5 \\mathrm{H}_{10} \\mathrm{O}\\.... | 0:00 | 1 | |
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| 2024-09-24 | If \\(y=\\sin ^{-1}\\left\\{\\frac{5 x+12 \\sqrt{1-x^2}}{13}\\right\\}\\), find \\(\\frac{d y}{d.... | 0:00 | 1 | |
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| 2024-09-24 | Identify the semiconductor diode whose V-I characteristics are as shown.\n.... | 0:00 | 1 | |
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| 2024-09-24 | Obtain Bohr's quantisation condition for angular momentum of electron orbiting in nth  orbi.... | 0:00 | 0 | |
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| 2024-09-24 | (i) Define SI unit of power of a lens.\n(ii) A plano convex lens is made of glass of refrac.... | 0:00 | 1 | |
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| 2024-09-24 | Find the general solution of the differential equation : \\(e ^{ dy / d x}=x^2\\)..... | 0:00 | 3 | |
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| 2024-09-24 | Find the solution of the differential equation :\\[\\left(e^x+e^{-x}\\right) \\frac{d y}{d x}=\\.... | 0:00 | 0 | |
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| 2024-09-24 | Draw a graph showing the variation of binding energy per nucleon as a function of mass number \\.... | 0:00 | 7 | |
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| 2024-09-24 | Show that the lines:\\(\\frac{1-x}{2}=\\frac{ y -3}{4}=\\frac{ z }{-1}\\) and \\(\\frac{x-4}{3}=.... | 0:00 | 9 | |
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| 2024-09-24 | A 0.5 m long solenoid of 10 turns /cm has area of cross-section 1 cm2. Calculate the v.... | 0:00 | 11 | |
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| 2024-09-24 | Write reasons for the following :\nAmino group is \\(o\\) - and \\(p\\)-directing in aromatic el.... | 0:00 | 1 | |
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| 2024-09-24 | In photoelectric effect, the number of emitted photoelectrons is proportional to________ of inci.... | 0:00 | 1 | |
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| 2024-09-24 | Give reasons for the following :\n(i) In semicarbazide, there are two \\(-\\mathrm{NH}_2\\) grou.... | 0:00 | 2 | |
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| 2024-09-24 | If \\(P ( A )=0.6, P ( B )=0.5\\) and \\(P ( B \\mid A )=0.4\\), find \\(P ( A \\cup B )\\) and .... | 0:00 | 2 | |
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| 2024-09-24 | What is meant by the term 'displacement current' ? Briefly explain how this current is different.... | 0:00 | 3 | |
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| 2024-09-24 | A pair of dice is thrown and the sum of the numbers appearing on the dice is observed to be 7 . .... | 0:00 | 7 | |
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| 2024-09-24 | Find:\\[\\int \\frac{\\sin ^3 x+\\cos ^3 x}{\\sin ^2 x \\cos ^2 x} d x\\].... | 0:00 | 1 | |
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| 2024-09-24 | Write reasons for the following statements :\n(i) Benzoic acid does not undergo Friedel-Crafts r.... | 0:00 | 0 | |
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| 2024-09-24 | (a) Differentiate between half-life and average life of a radioactive substance.\n(b) A radioact.... | 0:00 | 2 | |
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| 2024-09-24 | Name a transition element in 3d series\nwhich shows a larger number of oxidation states..... | 0:00 | 1 | |
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| 2024-09-24 | Let \\(A\\) and \\(B\\) be two events such that \\(P(A)=\\frac{5}{8}, P(B)=\\frac{1}{2}\\).... | 0:00 | 1 | |
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| 2024-09-24 | How many bulbs is he selling if he is incurring a loss of ₹ 18 ?.... | 0:00 | 1 | |
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| 2024-09-24 | Evaluate :\\[\\int_1^4\\{| x |+|3- x |\\} dx\\].... | 0:00 | 0 | |
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| 2024-09-24 | The probability that A hits the target is \\(\\frac{1}{3}\\) and the probability that B hits it,.... | 0:00 | 1 | |
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| 2024-09-24 | Convert the following :(i) Benzoic acid to Benzaldehyde\n(ii) Propan-1-ol to 2-Bromopropanoic ac.... | 0:00 | 5 | |
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| 2024-09-24 | Write any two factors which are responsible for energy losses in actual transformers..... | 0:00 | 5 | |
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| 2024-09-24 | Write the formula of the following complex :\nHexaammineplatinum(II)chloride.... | 0:00 | 2 | |
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| 2024-09-24 | Define the following terms with an example :\n(I) Ambidentate ligand\n(II) Chelate effect.... | 0:00 | 4 | |
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| 2024-09-24 | In the circuit shown in the figure, the forward voltage drop across the diode is \\(0.3 \\mathrm.... | 0:00 | 5 | |
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| 2024-09-24 | (b) An organic compound (A) with molecular formula \\(\\mathrm{C}_5 \\mathrm{H}_{10} \\mathrm{O}.... | 0:00 | 3 | |
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| 2024-09-24 | Three persons \\(A , B\\) and \\(C\\) apply for a job of manager in a private company. Chances o.... | 0:00 | 1 | |
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| 2024-09-24 | A slit of width \\(0.6 \\mathrm{~mm}\\) is illuminated by a beam of light consisting of two wave.... | 0:00 | 0 | |
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| 2024-09-24 | Find a unit vector perpendicular to each of the vectors \\(\\vec{a}\\) and \\(\\vec{b}\\) where .... | 0:00 | 5 | |
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| 2024-09-24 | Why a photo-diode is operated in reverse bias whereas current in the forward bias is much larger.... | 0:00 | 4 | |
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| 2024-09-24 | State two conditions for two light sources to be coherent..... | 0:00 | 2 | |
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| 2024-09-24 | Using Gauss’ law, obtain expressions for the electric field (i) inside, and (ii) outside a.... | 0:00 | 0 | |
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| 2024-09-24 | Organic farmer use Trichoderma and Baculovirus as biological control agents. Explain..... | 0:00 | 1 | |
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| 2024-09-24 | Evaluate:\\[\\int_0^{\\pi / 4} \\frac{d x}{1+\\tan x}\\].... | 0:00 | 2 | |
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| 2024-09-24 | Two coherent light waves of intensity 5×10-2Wm-2 each super-impose and produce the interfer.... | 0:00 | 3 | |
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| 2024-09-24 | Name the method applied for the concentration of Bauxite ore in the extraction of Aluminium..... | 0:00 | 1 | |
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| 2024-09-24 | A light bulb and a coil are connected to an ac source. The switch is closed and after some.... | 0:00 | 0 | |
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| 2024-09-24 | A ray of light passes through an equilateral triangular prism and suffers minimum deviation of 3.... | 0:00 | 2 | |
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| 2024-09-24 | Which of the following bases is not present in DNA?.... | 0:00 | 3 | |
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| 2024-09-24 | (i) Monochromatic light is incident on a surface separating two media. The frequency of the ligh.... | 0:00 | 0 | |
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| 2024-09-24 | Write reasons for the following :\nAmines behave as nucleophiles..... | 0:00 | 1 | |
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