Physics · 2022 · 25 Jul · Shift 2
25 questions from this JEE Main paperGuest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
Physics · 2022 · 25 Jul · Shift 2
25 questions from this JEE Main paper
Electromagnetic Induction2 questionsProperties of Matter1 questionsCenter of Mass2 questionsLaws of Motion1 questionsCapacitor2 questionsDual Nature of Radiation1 questionsGeometrical Optics2 questionsElectromagnetic Waves1 questionsAlternating Current1 questionsCurrent Electricity1 questionsGravitation2 questionsHeat and Thermodynamics2 questionsWork Power and Energy1 questionsMotion in A Plane1 questionsUnits and Measurements1 questionsAtoms and Nuclei2 questionsMotion in A Straight Line1 questionsElectronic Devices1 questions
- Q46.The electric current in a circular coil of 2 turns produces a magnetic induction B1 at its centre. The coil is unwound and in rewound into a circular coil of 5 tuns and the same current produces a magnetic induction B2 at its centre. The…Physics · Electromagnetic Induction · MCQ
- Q47.A drop of liquid of density is floating half immersed in a liquid of density and surface tension Ncm 1. The radius of drop in will be : (g = 10 ms 2)Physics · Properties of Matter · MCQ
- Q48.Two billiard balls of mass 0.05 kg each moving in opposite directions with 10 ms 1 collide and rebound with the same speed. If the time duration of contact is t = 0.005 s, then what is the force exerted on the ball due to each other?Physics · Center of Mass · MCQ
- Q49.For a free body diagram shown in the figure, the four forces are applied in the 'x' and 'y' directions. What additional force must be applied and at what angle with positive x-axis so that the net acceleration of body is zero? Includes diagramPhysics · Laws of Motion · MCQ
- Q50.Capacitance of an isolated conducting sphere of radius R1 becomes n times when it is enclosed by a concentric conducting sphere of radius R2 connected to earth. The ratio of their radii is :Physics · Capacitor · MCQ
- Q51.The ratio of wavelengths of proton and deuteron accelerated by potential Vp and Vd is 1 : . Then the ratio of Vp to Vd will be :Physics · Dual Nature of Radiation · MCQ
- Q52.For an object placed at a distance 2.4 m from a lens, a sharp focused image is observed on a screen placed at a distance 12 cm from the lens. A glass plate of refractive index 1.5 and thickness 1 cm is introduced between lens and screen…Physics · Geometrical Optics · MCQ
- Q53.Light wave travelling in air along x-direction is given by . Then, the peak value of magnetic field of wave will be (Given c = 3 108 ms 1)Physics · Electromagnetic Waves · MCQ
- Q54.When you walk through a metal detector carrying a metal object in your pocket, it raises an alarm. This phenomenon works on :Physics · Alternating Current · MCQ
- Q55.A current of 15 mA flows in the circuit as shown in figure. The value of potential difference between the points A and B will be: Includes diagramPhysics · Current Electricity · MCQ
- Q56.The length of a seconds pendulum at a height h = 2R from earth surface will be: (Given R = Radius of earth and acceleration due to gravity at the surface of earth, g = 2 ms 2)Physics · Gravitation · MCQ
- Q57.Sound travels in a mixture of two moles of helium and n moles of hydrogen. If rms speed of gas molecules in the mixture is times the speed of sound, then the value of n will be :Physics · Heat and Thermodynamics · MCQ
- Q58.An object is taken to a height above the surface of earth at a distance R from the centre of the earth. Where radius of earth, R = 6400 km. The percentage decrease in the weight of the object will be :Physics · Gravitation · MCQ
- Q59.A bag of sand of mass 9.8 kg is suspended by a rope. A bullet of 200 g travelling with speed 10 ms 1 gets embedded in it, then loss of kinetic energy will be :Physics · Work Power and Energy · MCQ
- Q60.A ball is projected from the ground with a speed 15 ms 1 at an angle with horizontal so that its range and maximum height are equal, then 'tan ' will be equal to :Physics · Motion in A Plane · MCQ
- Q61.The maximum error in the measurement of resistance, current and time for which current flows in an electrical circuit are and respectively. The maximum percentage error in the detection of the dissipated heat will be :Physics · Units and Measurements · MCQ
- Q62.Hydrogen atom from excited state comes to the ground state by emitting a photon of wavelength . The value of principal quantum number '' of the excited state will be : ( Rydberg constant)Physics · Atoms and Nuclei · MCQ
- Q63.A particle is moving in a straight line such that its velocity is increasing at 5 ms 1 per meter. The acceleration of the particle is ms 2 at a point where its velocity is 20 ms 1.Physics · Motion in A Straight Line · Numerical
- Q64.Three identical spheres each of mass M are placed at the corners of a right angled triangle with mutually perpendicular sides equal to 3 m each. Taking point of intersection of mutually perpendicular sides as origin, the magnitude of…Physics · Center of Mass · Numerical
- Q65.A block of ice of mass 120 g at temperature 0 C is put in 300 g of water at 25 C. The x g of ice melts as the temperature of the water reaches 0 C. The value of x is . [Use specific heat…Physics · Heat and Thermodynamics · Numerical
- Q66. is the ratio of energies of photons produced due to transition of an electron of hydrogen atom from its (i) third permitted energy level to the second level and (ii) the highest permitted energy level to the second…Physics · Atoms and Nuclei · Numerical
- Q67.Two ideal diodes are connected in the network as shown in figure. The equivalent resistance between A and B is . Includes diagramPhysics · Electronic Devices · Numerical
- Q68.Two parallel plate capacitors of capacity C and 3C are connected in parallel combination and charged to a potential difference 18 V. The battery is then disconnected and the space between the plates of the capacitor of capacity C is…Physics · Capacitor · Numerical
- Q69.A convex lens of focal length 20 cm is placed in front of a convex mirror with principal axis coinciding each other. The distance between the lens and mirror is 10 cm. A point object is placed on principal axis at a distance of 60 cm from…Physics · Geometrical Optics · Numerical
- Q70.Magnetic flux (in weber) in a closed circuit of resistance 20 varies with time t(s) at = 8t2 9t + 5. The magnitude of the induced current at t = 0.25 s will be mA.Physics · Electromagnetic Induction · Numerical