Physics all Chapters Combined Mock test to Score 90+ in MHTCET Exam – 01 Leave a Comment / PHYSICS MOCKTEST MHTCET, Blog / By admin Click the start button to start the Mock test 402 Sorry! Time up Created on March 16, 2023 By admin Physics all Chapters Combined Mocktest - 01 Learn more! Practice more! Score more!Best of Luck! 1 / 50 Angular speed of hour of a clock in degree per second is 1/30 1/60 1/120 1/720 2 / 50 A cyclist taking turn bends inwards while a car passenger taking same turn is thrown outwards. The reason is Car is heavier than cycle. Car has 4 wheels while cycle has only 2 Difference in these speeds of the 2. Cyclist has to counteract centrifugal force while in the case of car, Only the passenger is thrown by this force. 3 / 50 For a particle moving in the vertical circle, the total energy at different positions along the path is conserved. increases. decreases. may increase or decrease. 4 / 50 A disc of radius ‘R’ and thickness R/6 has moment of inertia ‘I’ about an axis passing through its centre and perpendicular to its plane. Disc is melted and recast into a solid sphere. This moment of inertia of sphere about its diameter is I/5 I/6 I/32 I/64 5 / 50 The pressure at the bottom of liquid tank is not proportional to the acceleration due to gravity density of the liquid height of the liquid area of the liquid surface 6 / 50 Molecules on the surface of the liquid have maximum kinetic energy minimum kinetic energy maximum potential energy minimum potential energy 7 / 50 a b c d 8 / 50 The perfect gas equation for 4 g of hydrogen gas is PV = RT PV = 2RT PV = ½RT PV = 4 RT 9 / 50 a b c d 10 / 50 Gases exert pressure on the walls of the container because of the gas molecules have finite volume obey Boyle’s law possess momentum collide with one another 11 / 50 If the amount of heat given to a system is 35 J and the amount of work done on the system is 15 J, then the change in internal energy of the system is -50 J 20J 30 J 50 J 12 / 50 In diesel engine the cylinder compresses air from S.T.P to about 1/16 the original volume and a pressure of 50 atmosphere. The temperature of the compressed air is nearly 87.3 K 580 K 853 K 1126 K 13 / 50 In which of the following process heat is neither absorbed nor released by a system? isobaric isochoric isothermal adiabatic 14 / 50 The distance covered by a particle undergoing SHM in one time period is (amplitude = A) 4A Zero A 2A 15 / 50 a b c d 16 / 50 If the period of the oscillation of mass m suspended from a springs is 2 s, then the period of mass 4 m will be 1 s 2 s 3 s 4 s 17 / 50 Stationary waves antinodes are the points where there is minimum displacement and minimum pressure change minimum displacement and maximum pressure change maximum displacement and maximum pressure change maximum displacement and minimum pressure change 18 / 50 The waves set up in a closed pipe are longitudinal and progressive transverse and progressive transverse ends stationary longitudinal and stationary 19 / 50 It is possible to recognise a person by hearing this voice even if he is hidden behind a solid wall. This is due to the fact that his voice has definite pitch has a definite quality has a definite capacity can penetrate the wall 20 / 50 According to corpuscular theory of light which is not the property of light the velocity of light in air is greater than in glass light travels in straight lines the velocity of light does not change after reflection the velocity of light changes after reflection 21 / 50 For a radiation of 9 GHz passing through air. The number of waves passing through 1 m length is 30 5 20 3 22 / 50 Will light is refracted from a surface which of its following physical parameters does not change? velocity amplitude frequency wavelength 23 / 50 A charge Q is enclosed by a Gaussian spherical surface of radius R. If the radius is doubled then the outwork electric flux will be double increases four times be reduced to half remain the same 24 / 50 A moving positive charge approaches a negative charge. What will happen to the potential energy of the system? may increases or decreases will increases will decreases will remain constant 25 / 50 The system of two charges separated by a certain distance apart stores electrical potential energy. If the distance between them is increased, the potential energy of the system, may increase or decrease increases in any case remains the same decreases in any case 26 / 50 Nature of equipotential surface for a point charge is ellipsoid with charge at foci sphere with charge at the centre of the sphere sphere with charge on the surface of the sphere plane with charge on the surface 27 / 50 Kirchhoff’s junction rule is a reflection of conservation of momentum conservation of current density vector conservation of charges conservation of energy 28 / 50 Six wires, each of resistance r, are connected so as to form a tetrahedron. The equivalent resistance of the combination when current enters through one corner and leaves through same other corner is r 2r r/3 r/2 29 / 50 A potentiometer is an accurate and versatile device to make electrical mechanical measurements of E.M.F because the method involves cells potential gradients condition of no current flow through the galvanometer a combination of cells, galvanometer and resistances 30 / 50 Positively charged particle projected towards east is deflected towards north by a magnetic field. The magnetic field may be towards West towards South upward downward 31 / 50 A cyclotron is used to accelerate only negatively charged particles neutron both positively and negatively charged particles only positively charged particles 32 / 50 If a velocity has both perpendicular and parallel components while moving through a magnetic field, what is the path followed by a charged particle? Circular Elliptical Linear Helical 33 / 50 a b c d 34 / 50 The gyromagnetic ratio of an electron = _____specific charge of an electron 4 1/2 2 1 35 / 50 The ratio of magnetic dipole moment of an electron of charge ‘e’ and mass ‘m’ in Bohr’s orbit in hydrogen atom to its angular momentum is e/m m/e 2m/e e/2m 36 / 50 10 V 1V 6 V 16 V 37 / 50 A coil having effective area A, is held with its plane normal to a magnetic field of induction B the magnetic induction is quickly reduced to 25% of its initial value in 2 s. then e.m.f. induced across the coil willbe 3AB/8 3AB/4 AB/4 AB/2 38 / 50 A Straight conductor 0.1 m long moves in a uniform magnetic field of 0.1 T. The velocity of the conductor is 15 m/s and is directed perpendicular to the field. The e.m.f. induced between the two ends of theconductor is 0.10 V 0.15 V 1.50 V 15.00 V 39 / 50 a b c d 40 / 50 A capacitor ‘C’ is connected across a DC source, the reactance of capacitor will be_____. zero high low infinite 41 / 50 In the series LCR circuit, the power dissipation is through R L C Both L and C 42 / 50 One moving electron when comes closer to other stationary electron then its kinetic energy and potential energy respectively ______ and ______. increases, decreases increases, increases decreases, increases decreases, decreases 43 / 50 a b c d 44 / 50 The de-Broglie wavelength ‘λ’ of a particle is proportional to mass is proportional to impulse is inversely proportional to impulse does not depend on impulse 45 / 50 Which one of the series of hydrogen spectrum is in the visible region? Lyman series Balmer series Paschen series Bracket series 46 / 50 Number of spectral line in hydrogen atom is 6 15 15 infinite 47 / 50 The period of revolution of an electron in the ground state of hydrogen atom is T. The period of revolution of the electron in the first excited state is 2 T 4 T 6 T 8 T 48 / 50 Constant DC voltage is required from a variable AC voltage which of the following is correct order of operation? regulator, filter, rectifier rectifier, regulator, filter rectifier, filter, regulator filter, regulator, rectifier 49 / 50 In a half wave rectifier the AC input source of frequency 50 Hz is used. The fundamental frequency of the output is 50 Hz 150 Hz 200 Hz 75 Hz 50 / 50 Which of the following semi-conducting devices is used as voltage regulator? LASER diode Zener diode Solar cell Photo diode Your score is The average score is 37% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Download Above Biology Mock test in PDF format by clicking the below download button. 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