MHT-CET 2025 (22 April Shift I), Paper II, Physics & Chemistry question paper
100 questions · 100 marks · 90 minutes · +1 per correct answer, no negative marking
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Physics
50 questions
- 1A vehicle is moving with uniform speed along 3 different shaped roads as horizontal, concave and convex. The surface of road on which, the normal reaction on vehicle is maximum is
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- 2is converted into by emission of alpha () and beta () particles. The number of alpha and beta particles emitted are respectively
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- 3In a Young's double slit experiment wavelength of light used is . The first order maxima and tenth order maxima fall at 14.50 mm and 16.75 mm from the particular reference point in the interference pattern respectively. If the wavelength is changed to then the position of zero order and tenth order maxima are respectively [The other arrangements remaining same]
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- 4In a pure silicon crystal electron-hole concentration is per at 301 K . Now atoms of phosphorus are added per cubic meter. The new hole concentration in silicon is (in per )
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- 5A vehicle is moving with a constant speed of in a circular horizontal track of radius 20 m . A bob is suspended from the roof of a vehicle by a massless string. The angle made by the string with the vertical will be (acceleration due to gravity, )
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- 6Assuming human pupil to have radius of 0.25 cm and comfortable viewing distance of 25 cm , the minimum separation between the two objects that human eye can resolve at 500 nm wavelength is nearly
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- 7Four charges and are enclosed by the Gaussian surface of radius 2 m . Net outward flux through the Gaussian surface is (in ) [ permittivity of free space]
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- 8A solid sphere of mass ' ' and radius ' ' is rotating about its diameter. A solid cylinder of the same mass and same radius is also rotating about its geometrical axis with angular speed twice that of sphere. The ratio of kinetic energy of sphere to kinetic energy of cylinder will be
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- 9A person standing between two parallel cliffs fires a gun and hears two echoes, first echo after 1 second and the second echo after 3 second. The distance between the two cliffs is (Velocity of sound )
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- 10A series combination of 10 capacitors, each of value ' ' is charged by a source of potential difference ' 4 V '. When another parallel combination of 8 capacitors, each of value ' ' is charged by a source of potential difference ' V ', it has the same total energy stored in it as in the first combination. The value of ' ' is
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- 11A solid sphere and thin walled hollow sphere have same mass and same material. Which of them have greater moment of inertia about their diameter? [ moment of inertia of hollow sphere about an axis coinciding with its diameter, moment of inertia of solid sphere about an axis coinciding with its diameter]
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- 12The total charge induced in a conducting loop when it is moved in a uniform magnetic field depends on
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- 13A rectangular film of liquid is expanded from ( ) to ( ). If the work done is , the surface tension of the liquid is (nearly)
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- 14The temperature of a body on Kelvin scale is ' ' K. When it is measured by a Fahrenheit thermometer, it is found to be ' x ' . The value of ' ' is (nearly)
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- 15A capillary tube is taken from earth's surface to moon's surface. The rise of liquid column on the moon's surface is (acceleration due to gravity on the earth's surface is six times that of moon's surface)
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- 16Two thin lenses having as the radii of curved surfaces are kept coaxially together. Their power is proportional to
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- 17For a gas at a particular temperature on an average, the quantity which remains same for all molecules is
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- 18In a common emitter transistor amplifier, the output voltage and input voltage have a phase difference of
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- 19A body of mass 100 gram is tied to a spring of spring constant , while the other end of a spring is fixed. If the body moves in a circular path on smooth horizontal surface with constant angular speed then the ratio of extension in the spring to its natural length will be
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- 20The voltmeter has ranged 10 V and its internal resistance is . To increase the range of voltmeter to 15 V , the resistance which is to be connected is
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- 21If 120 J of thermal energy is incident on area , the amount of heat transmitted is 12 J , coefficient of absorption is 0.6 , then the amount of heat reflected is
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- 22A circular coil of wire consisting of ' ' turns each of radius 8 cm carries a current of 0.4 A . The magnitude of the magnetic field at the centre of coil is . The value of ' n ' is [Take SI unit]
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- 23There are two identical small holes on the opposite side of a tank containing full of a liquid. The tank is open at the top. The difference in height between the two holes is ' '. As the liquid comes out of the two holes, the tank will experience a net horizontal force proportional to
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- 24The graph shows the variation of voltage (v) across the plates of two parallel plate capacitors and versus increase of charge stored in them. Then
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- 25If force acts along then the torque acting at that point is
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- 26Susceptibility of a paramagnetic substance is
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- 27When an ideal gas is heated under constant pressure, then what percentage of given heat energy will be utilised in doing external work?
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- 28In the given electrical network, the value of resistance ' ' when the current in the galvanometer will be zero, is
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- 29When a photosensitive metal surface is illuminated with radiation of wavelength ' ', the stopping potential is ' '. If the same surface is illuminated with radiation of wavelength ' ', the stopping potential is . The threshold wavelength for the photosensitive metal surface is
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- 30The mean kinetic energy of the molecules of an ideal gas at is ' E '. The temperature at which the mean kinetic energy of its molecules will be ' ', is
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- 31Three capacitors each of capacitance ' ' and breakdown voltage ' ' are connected in series. The capacitance and breakdown voltage of the series combination will be respectively
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- 32When alternating current is passed through series circuit, the power factor is and , then the value of L is
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- 33Time period of a simple pendulum on earth's surface is ' T '. It time period becomes ' xT ' when taken to a height ' ' above earth's surface. The value of will be ( radius of earth)
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- 34The wire loop PQRSP formed by joining two semicircular wire of radii and carries a current I as shown. The magnitude of the magnetic field at the center ' O ' is
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- 35A body of mass 1 kg begins to move under the action of a time dependent force , where and are unit vectors along and axis. The power developed by above force at time second will be
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- 36The period of oscillating simple pendulum is where length ' ' is 100 cm with error 1 mm. Period is 2 second. The time of 100 oscillations is measured by a stopwatch of least count 0.1 s. The percentage error in gravitational acceleration ' ' is
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- 37If a center tap transformer is used with two p-n junction diodes for full wave rectification then output voltage of rectifier with respect to each diode is (secondary voltage of transformer )
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- 38Out of the following transitions in hydrogen atom, identify the transition which emits photons of highest frequency.
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- 39An organ pipe has fundamental frequency 80 Hz. If it's one end is closed, the frequencies produced will be (in Hz) (Neglect end correction)
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- 40An a.c. e.m.f. of peak value 230 V and frequency 50 Hz is connected to a circuit with and a capacitor all in series. The value of capacitance is ' ' for the current in the circuit to be maximum. The value of ' ' and maximum current are respectively ( )
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- 41A gas undergoes a change in which its pressure ' P ' and volume ' V ' are related as constant, where n is a constant. If the specific heat of the gas in this change is zero, then the value of n is ( adiabatic ratio)
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- 42From photoelectric effect experiment, select the correct statement.
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- 43The equation of wave is , where ' ' is in micron, ' ' is in second and ' ' is in metre. The ratio of maximum particle velocity to the wave velocity of wave propagation is
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- 44Two satellites and go around a planet in circular orbits having radii ' ' and ' ' respectively. If the speed of satellite is ' ', the speed of the satellite will be
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- 45For a particle performing S.H.M., the total energy is ' ' times the kinetic energy, when the displacement of a particle from mean position is , where A is the amplitude of S.H.M. The value of ' ' is
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- 46A copper ring is held horizontally, and a bar magnet is dropped through the ring with its length along the axis of the ring. The acceleration of the falling magnet while it is passing through the ring is
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- 47In a single slit diffraction pattern, identify the incorrect statement from the following.
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- 48If an alternating voltage is applied across a junction diode in series with a load then
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- 49Two waves of same frequency (n) are approaching each other with same velocity of along the same linear path and interfere. The distance between two consecutive nodes is
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- 50A coil of resistance is placed in a magnetic field. If the magnetic flux ' , (Wb) linked with the coil varies with time ' ' ( ) as , the current in the coil at will be
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Chemistry
50 questions
- 51Identify the conjugate acid-base pair respectively from following equilibrium reaction.
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- 52Which from following nitrogen bases either of purine or pyrimidine does NOT contain group attached with its ring?
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- 53Which from following amino acids contains heterocyclic ring at a side chain group?
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- 54Calculate the volume occupied by all particles in fcc unit cell if volume of unit cell is .
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- 55Calculate the number of ions in 222 g unhydrous calcium chloride? (At. mass )
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- 56Which from following mixtures exhibits positive deviation from Raoult's law?
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- 57What is the difference in oxidation number of Mn in and ?
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- 58Calculate the work done in joule if 2 moles of an ideal gas expand isothermally from to at constant pressure 1 atm .
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- 59Nitric oxide reacts with according to reaction. , identify correct relation for disappearance of reactant and appearance of product.
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- 60The solubility of sparingly soluble salt is at 298 K . Calculate its solubility product.
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- 61Which of the following is used as Green solvent?
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- 62What is vapor density of gas?
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- 63Identify the correct statement regarding geometry and lone pair of electrons present in and .
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- 64What type of hybridization is present in square planar geometry of complex
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- 65What are the different types of bonds formed by Sulphur with oxygen in disulfuric acid?
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- 66Which of the following is not an alkali metal?
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- 67What is formula of mustard gas?
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- 68Rate law for the reaction is , the rate of reaction doubles if
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- 69Which of the following reactions exhibit minimum standard reduction potential?
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- 70Which from following dopants is used in germanium to produce p-type semiconductor?
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- 71Calculate the osmotic pressure of 0.5 M aqueous solution of nonvolatile solute at 300 K . [ ]
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- 721.8 g water is vaporized by supplying 4 kJ heat at . What is the heat of vaporization of water at same temperature?
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- 73Calculate the number of moles of nonvolatile solute dissolved in 0.3 kg solvent if and for solvent is .
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- 74Which from following is NOT hydrogen like species?
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- 75Identify the monomer of natural rubber.
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- 76Identify strongest base from following in aqueous medium.
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- 77Identify neutral ligand from following.
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- 78Identify a weakest base from following
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- 79Which among the following has lowest boiling point?
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- 80Which from following is a non-benzenoid aromatic compound?
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- 81Phenol on reaction with aqueous solution of bromine gives
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- 82What is IUPAC name of the following compound?
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- 83Which of the following is a bond line structure of glycerol?
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- 84Which of the following has highest reactivity for reactions?
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- 85The reaction of bromobenzene with bromomethane and sodium metal in dry ether to give toluene is
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- 86What is the number of structural isomers possible for alkene with molecular formula ?
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- 87If standard reduction potential () of and are -0.25 V and -1.66 V respectively. What is standard emf of cell reaction
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- 88Which of the following is NOT obtained when a mixture of chloroethane and 1-chloropropane is treated with sodium metal in dry ether?
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- 89Calculate the value of dissociation constant of weak monoacidic base if it dissociates to in 0.1 M solution?
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- 90Which from following process does NOT results in coagulation?
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- 91Calculate the number of unit cell in volume of metal if volume of unit cell is
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- 92Identify the catalyst used in following reaction at ?
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- 93Hydroboration-oxidation of but-1-ene forms
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- 94Which from following reaction results in azo coupling?
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- 95Identify the source of gallic acid from following
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- 96Calculate the standard enthalpy change of following reactionIf
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- 97Identify the product ' ' in following reaction. Dry ice
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- 98Which from following polymers is used to prepare shoe soles?
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- 99Half-life of a first order reaction is 20 minutes. The time taken to reduce the initial concentration of reactant to is .
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- 100If . What is potential for at 298 K ?
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