Physics · 2019 · 9 Apr · Shift 1
28 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 · 2019 · 9 Apr · Shift 1
28 questions from this JEE Main paper
Geometrical Optics1 questionsHeat and Thermodynamics3 questionsMagnetics2 questionsProperties of Matter2 questionsAtoms and Nuclei1 questionsElectromagnetic Waves1 questionsWork Power and Energy1 questionsRotational Motion2 questionsWaves2 questionsWave Optics1 questionsCapacitor2 questionsCenter of Mass2 questionsElectromagnetic Induction1 questionsDual Nature of Radiation1 questionsCurrent Electricity2 questionsGravitation1 questionsMotion in A Plane1 questionsElectrostatics1 questionsUnits and Measurements1 questions
- Q45.A concave mirror for face viewing has focal length of 0.4 m. The distance at which you hold the mirror from your face in order to see your image upright with a magnification of 5 is :Physics · Geometrical Optics · MCQ
- Q46.For a given gas at 1 atm pressure, rms speed of the molecule is 200 m/s at 127°C. At 2 atm pressure and at 227°C, the rms speed of the molecules will be :Physics · Heat and Thermodynamics · MCQ
- Q47.A rectangular coil (Dimension 5 cm × 2.5 cm) with 100 turns, carrying a current of 3 A in the clock-wise direction is kept centered at the origin and in the X-Z plane. A magnetic field of 1 T is applied along X-axis. If the coil is tilted…Physics · Magnetics · MCQ
- Q48.If 'M' is the mass of water that rises in a capillary tube of radius 'r', then mass of water which will rise in a capillary tube of radius '2r' is :Physics · Properties of Matter · MCQ
- Q49.Taking the wavelength of first Balmer line in hydrogen spectrum (n = 3 to n = 2) as 660 nm, the wavelength of the 2nd Balmer line (n = 4 to n = 2) will be :Physics · Atoms and Nuclei · MCQ
- Q50.The magnetic field of a plane electromagnetic wave is given by : B0 = 3 × 10–5 T and B1 = 2 × 10–6 T. The rms value of the force…Physics · Electromagnetic Waves · MCQ
- Q51.A uniform cable of mass 'M' and length 'L' is placed on a horizontal surface such that its (1/n)th part is hanging below the edge of the surface. To lift the hanging part of the cable upto the surface, the work done should be :Physics · Work Power and Energy · MCQ
- Q52.A stationary horizontal disc is free to rotate about its axis. When a torque is applied on it, its kinetic energy as a function of , where is the angle by which it has rotated, is given as k 2. If its moment of…Physics · Rotational Motion · MCQ
- Q53.A string is clamped at both the ends and it is vibrating in its 4th harmonic. The equation of the stationary wave is Y = 0.3 sin(0.157x) cos(200pt). The length of the string is : (All quantities are in SI units.)Physics · Waves · MCQ
- Q54.The following bodies are made to roll up (without slipping) the same inclined plane from a horizontal plane. : (i) a ring of radius R, (ii) a solid cylinder of radius R/2 and (iii) a solid sphere of radius R/4 . If in each case, the speed…Physics · Rotational Motion · MCQ
- Q55.A rigid square loop of side 'a' and carrying current I2 is lying on a horizontal surface near a long current I1 carrying wire in the same plane as shown in figure. The net force on the loop due to wire will be : Includes diagramPhysics · Magnetics · MCQ
- Q56.The figure shows a Young's double slit experimental setup. It is observed that when a thin transparent sheet of thickness t and refractive index μ is put in front of one of the slits, the central maximum gest shifted by a distance equal to… Includes diagramPhysics · Wave Optics · MCQ
- Q57.A capacitor with capacitance 5μF is charged to 5μC. If the plates are pulled apart to reduce the capacitance to 2μF, how much work is done ?Physics · Capacitor · MCQ
- Q58.A ball is thrown vertically up (taken as +z-axis) from the ground. The correct momentum-height (p-h) diagram is :Physics · Center of Mass · MCQ
- Q59.The total number of turns and cross-section area in a solenoid is fixed. However, its length L is varied by adjusting the separation between windings. The inductance of solenoid will be proportional to :Physics · Electromagnetic Induction · MCQ
- Q60.The electric field of light wave is given as This light falls on…Physics · Dual Nature of Radiation · MCQ
- Q61.A moving coil galvanometer has resistance 50 and it indicates full deflection at 4mA current. A voltmeter is made using this galvanometer and a 5 k resistance. The maximum voltage, that can be measured using this…Physics · Current Electricity · MCQ
- Q62.The pressure wave, P = 0.01 sin [1000t – 3x] Nm–2, corresponds to the sound produced by a vibrating blade on a day when atmospheric temperature is 0°C. On some other day, when temperature is T, the speed of sound produced by the same blade…Physics · Waves · MCQ
- Q63.A solid sphere of mass 'M' and radius 'a' is surrounded by a uniform concentric spherical shell of thickness 2a and mass 2M. The gravitational field at distance '3a' from the centre will be :Physics · Gravitation · MCQ
- Q64.The stream of a river is flowing with a speed of 2km/h. A swimmer can swim at a speed of 4km/h. What should be the direction of the swimmer with respect to the flow of the river to cross the river straight ?Physics · Motion in A Plane · MCQ
- Q65.A system of three charges are placed as shown in the figure : If D >> d, the potential energy of the system is best given by : Includes diagramPhysics · Electrostatics · MCQ
- Q66.Determine the charge on the capacitor in the following circuit : Includes diagramPhysics · Capacitor · MCQ
- Q67.A body of mass 2 kg makes an eleastic collision with a second body at rest and continues to move in the original direction but with one fourth of its original speed. What is the mass of the second body ?Physics · Center of Mass · MCQ
- Q68.A simple pendulum oscillating in air has period T. The bob of the pendulum is completely immersed in a non-viscous liquid. The density of the liquid is 1/16 th of the material of the bob. If the bob is inside liquid all the time, its…Physics · Properties of Matter · MCQ
- Q69.Following figure shows two processes A and B for a gas. If QA and QB are the amount of heat absorbed by the system in two cases, and UA and UB are changes in internal energies, respectively, then : Includes diagramPhysics · Heat and Thermodynamics · MCQ
- Q70.A wire of resistance R is bent to form a square ABCD as shown in the figure. The effective resistance between E and C is : (E is mid-point of arm CD) Includes diagramPhysics · Current Electricity · MCQ
- Q71.An HCl molecule has rotational, translational and vibrational motions. If the rms velocity of HCl molecules in its gaseous phase is , m is its mass and kB is Boltzmann constant, then its temperature will be :Physics · Heat and Thermodynamics · MCQ
- Q72.In the density measurement of a cube, the mass and edge length are measured as (10.00 ± 0.10) kg and (0.10 ± 0.01) m, respectively. The error in the measurement of density is :Physics · Units and Measurements · MCQ