Physics · 2023 · 24 Jan · Shift 1
26 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 · 2023 · 24 Jan · Shift 1
26 questions from this JEE Main paper
Electronic Devices1 questionsLaws of Motion2 questionsWave Optics1 questionsProperties of Matter1 questionsGravitation1 questionsDual Nature of Radiation1 questionsMagnetics2 questionsElectrostatics2 questionsElectromagnetic Induction1 questionsHeat and Thermodynamics3 questionsCurrent Electricity2 questionsWaves1 questionsMotion in A Plane1 questionsUnits and Measurements1 questionsElectromagnetic Waves1 questionsSimple Harmonic Motion1 questionsVector Algebra1 questionsRotational Motion1 questionsGeometrical Optics1 questionsWork Power and Energy1 questions
- Q45.Given below are two statements : one is labelled as Assertion A and the other is labelled as Reason R Assertion A : Photodiodes are preferably operated in reverse bias condition for light intensity measurement. Reason R : The current in…Physics · Electronic Devices · MCQ
- Q46.As per given figure, a weightless pulley P is attached on a double inclined frictionless surfaces. The tension in the string (massless) will be (if g = 10 m/s ) Includes diagramPhysics · Laws of Motion · MCQ
- Q47.Given below are two statements : Statement I : If the Brewster's angle for the light propagating from air to glass is , then the Brewster's angle for the light propagating from glass to air is …Physics · Wave Optics · MCQ
- Q48.A 100 m long wire having cross-sectional area and Young's modulus is is subjected to a load of 250 N, then the elongation in the wire will be :Physics · Properties of Matter · MCQ
- Q49.The weight of a body at the surface of earth is 18 N. The weight of the body at an altitude of 3200 km above the earth's surface is (given, radius of earth ) :Physics · Gravitation · MCQ
- Q50.From the photoelectric effect experiment, following observations are made. Identify which of these are correct. A. The stopping potential depends only on the work function of the metal. B. The saturation current increases as the intensity…Physics · Dual Nature of Radiation · MCQ
- Q51.Two long straight wires P and Q carrying equal current 10A each were kept parallel to each other at 5 cm distance. Magnitude of magnetic force experienced by 10 cm length of wire P is F . If distance between wires is halved and…Physics · Magnetics · MCQ
- Q52.A circular loop of radius is carrying current I A. The ratio of magnetic field at the center of circular loop and at a distance r from the center of the loop on its axis is :Physics · Magnetics · MCQ
- Q53.If two charges q and q are separated with distance 'd' and placed in a medium of dielectric constant K. What will be the equivalent distance between charges in air for the same electrostatic force?Physics · Electrostatics · MCQ
- Q54.A conducting circular loop of radius cm is placed perpendicular to a uniform magnetic field of 0.5 T. The magnetic field is decreased to zero in 0.5 s at a steady rate. The induced emf in the circular loop at 0.25 s…Physics · Electromagnetic Induction · MCQ
- Q55.1 g of a liquid is converted to vapour at 3 10 Pa pressure. If 10% of the heat supplied is used for increasing the volume by 1600 cm during this phase change, then the increase in internal energy in the process will be :Physics · Heat and Thermodynamics · MCQ
- Q56.As shown in the figure, a network of resistors is connected to a battery of 24V with an internal resistance of 3 . The currents through the resistors R and R are I and I respectively. The values of I and I … Includes diagramPhysics · Current Electricity · MCQ
- Q57.A travelling wave is described by the equation m The velocity of the wave is : [all the quantities are in SI unit]Physics · Waves · MCQ
- Q58.The maximum vertical height to which a man can throw a ball is 136 m. The maximum horizontal distance upto which he can throw the same ball is :Physics · Motion in A Plane · MCQ
- Q59.Given below are two statements : Statement I : The temperature of a gas is C. When the gas is heated to C, the root mean square speed of the molecules is doubled. Statement II : The product of pressure and volume of…Physics · Heat and Thermodynamics · MCQ
- Q60.Match List I with List II Choose the correct answer from the options given below : Includes tablePhysics · Units and Measurements · MCQ
- Q61.Given below are two statements : Statement I : An elevator can go up or down with uniform speed when its weight is balanced with the tension of its cable. Statement II : Force exerted by the floor of an elevator on the foot of a person…Physics · Laws of Motion · MCQ
- Q62.In and represent electric field and propagation vectors of the EM waves in vacuum, then magnetic field vector is given by : ( - angular frequency) :Physics · Electromagnetic Waves · MCQ
- Q63.A hollow cylindrical conductor has length of 3.14 m, while its inner and outer diameters are 4 mm and 8 mm respectively. The resistance of the conductor is . If the resistivity of the material is …Physics · Current Electricity · Numerical
- Q64.A block of a mass 2 kg is attached with two identical springs of spring constant 20 N/m each. The block is placed on a frictionless surface and the ends of the springs are attached to rigid supports (see figure). When the mass is displaced… Includes diagramPhysics · Simple Harmonic Motion · Numerical
- Q65.Vectors and are perpendicular to each other when , the ratio of to is . The value of is .Physics · Vector Algebra · Numerical
- Q66.A hole is drilled in a metal sheet. At , the diameter of hole is 5 cm. When the sheet is heated to , the change in the diameter of hole is cm. The value of d will be …Physics · Heat and Thermodynamics · Numerical
- Q67.Solid sphere A is rotating about an axis PQ. If the radius of the sphere is 5 cm then its radius of gyration about PQ will be cm. The value of is . Includes diagramPhysics · Rotational Motion · Numerical
- Q68.As shown in the figure, a combination of a thin plano concave lens and a thin plano convex lens is used to image an object placed at infinity. The radius of curvature of both the lenses is 30 cm and refraction index of the material for… Includes diagramPhysics · Geometrical Optics · Numerical
- Q69.A stream of a positively charged particles having and velocity is deflected by an electric field kV/m. The…Physics · Electrostatics · Numerical
- Q70.A spherical body of mass 2 kg starting from rest acquires a kinetic energy of 10000 J at the end of second. The force acted on the body is N.Physics · Work Power and Energy · Numerical