Physics · 2020 · 8 Jan · Shift 2
24 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 · 2020 · 8 Jan · Shift 2
24 questions from this JEE Main paper
Capacitor1 questionsElectronic Devices1 questionsMotion in A Plane1 questionsElectrostatics2 questionsDual Nature of Radiation1 questionsRotational Motion1 questionsHeat and Thermodynamics2 questionsCenter of Mass2 questionsMagnetics1 questionsGeometrical Optics1 questionsElectromagnetic Induction1 questionsWaves1 questionsProperties of Matter1 questionsSimple Harmonic Motion1 questionsCurrent Electricity2 questionsElectromagnetic Waves1 questionsWave Optics1 questionsGravitation2 questionsAtoms and Nuclei1 questions
- Q37.A capacitor is made of two square plates each of side 'a' making a very small angle between them, as shown in figure. The capacitance will be close to : Includes diagramPhysics · Capacitor · MCQ
- Q38.In the given circuit, value of Y is : Includes diagramPhysics · Electronic Devices · MCQ
- Q39.A particle moves such that its position vector where is a constant and t is time. Then which of the following statements is true for the…Physics · Motion in A Plane · MCQ
- Q40.Consider two charged metallic spheres S1 and S2 of radii R1 and R2, respectively. The electric fields E1 (on S1) and E2 (on S2) on their surfaces are such that E1/E2 = R1/R2. Then the ratio V1 (on S1) / V2 (on S2) of the electrostatic…Physics · Electrostatics · MCQ
- Q41.An electron (mass m) with initial velocity is in an electric field . If is initial de-Broglie wavelength of electron, its…Physics · Dual Nature of Radiation · MCQ
- Q42.A uniform sphere of mass 500 g rolls without slipping on a plane horizontal surface with its centre moving at a speed of 5.00 cm/s. Its kinetic energy is :Physics · Rotational Motion · MCQ
- Q43.Consider a mixture of n moles of helium gas and 2n moles of oxygen gas (molecules taken to be rigid) as an ideal gas. Its CP/CV value will be :Physics · Heat and Thermodynamics · MCQ
- Q44.A particle of mass m is dropped from a height h above the ground. At the same time another particle of the same mass is thrown vertically upwards from the ground with a speed of . If they collide head-on completely…Physics · Center of Mass · MCQ
- Q45.A very long wire ABDMNDC is shown in figure carrying current I. AB and BC parts are straight, long and at right angle. At D wire forms a circular turn DMND of radius R. AB, BC parts are tangential to circular turn at N and D. Magnetic… Includes diagramPhysics · Magnetics · MCQ
- Q46.An object is gradually moving away from the focal point of a concave mirror along the axis of the mirror. The graphical representation of the magnitude of linear magnification (m) versus distance of the object from the mirror (x) is…Physics · Geometrical Optics · MCQ
- Q47.A shown in the figure, a battery of emf is connected to an inductor L and resistance R in series. The switch is closed at t = 0. The total charge that flows from the battery, between t = 0 and t = tc (tc is the time constant… Includes diagramPhysics · Electromagnetic Induction · MCQ
- Q48.A transverse wave travels on a taut steel wire with a velocity of v when tension in it is 2.06 × 104 N. When the tension is changed to T, the velocity changed to v/2. The value of T is close to :Physics · Waves · MCQ
- Q49.Two liquids of densities an ( = 2 ) are filled up behind a square wall of side 10 m as shown in figure. Each liquid has a height of 5 m. The ratio of the forces due to these liquids exerted on… Includes diagramPhysics · Properties of Matter · MCQ
- Q50.A simple pendulum is being used to determine th value of gravitational acceleration g at a certain place. Th length of the pendulum is 25.0 cm and a stop watch with 1s resolution measures the time taken for 40 oscillations to be 50 s. The…Physics · Simple Harmonic Motion · MCQ
- Q51.A particle of mass m and charge q is released from rest in a uniform electric field. If there is no other force on the particle, the dependence of its speed v on the distance x travelled by it is correctly given by (graphs are schematic…Physics · Electrostatics · MCQ
- Q52.A galvanometer having a coil resistance 100 gives a full scale deflection when a current of 1 mA is passed through it. What is the value of the resistance which can convert this galvanometer into a voltmeter giving full scale…Physics · Current Electricity · MCQ
- Q53.A plane electromagnetic wave of frequency 25 GHz is propagating in vacuum along the z-direction. At a particular point in space and time, the magnetic field is given by . The…Physics · Electromagnetic Waves · MCQ
- Q54.In a double slit experiment, at a certain point on the screen the path difference between the two interfering waves is th of a wavelength. The ratio of the intensity of light at that point to that at the centre of a bright…Physics · Wave Optics · MCQ
- Q55.As shown in figure, when a spherical cavity (centered at O) of radius 1 is cut out of a uniform sphere of radius R (centered at C), the centre of mass of remaining (shaded) part of sphere is at G, i.e, on the surface of the cavity. R can… Includes diagramPhysics · Center of Mass · MCQ
- Q56.The series combination of two batteries, both of the same emf 10 V, but different internal resistance of 20 and 5 , is connected to the parallel combination of two resistors 30 and R . The voltage…Physics · Current Electricity · Numerical
- Q57.An asteroid is moving directly towards the centre of the earth. When at a distance of 10R (R is the radius of the earth) from the earths centre, it has a speed of 12 km/s. Neglecting the effect of earths atmosphere, what will be the speed…Physics · Gravitation · Numerical
- Q58.The first member of the Balmer series of hydrogen atom has a wavelength of 6561 Å. The wavelength of the second member of the Balmer series (in nm) is:Physics · Atoms and Nuclei · Numerical
- Q59.A ball is dropped from the top of a 100 m high tower on a planet. In the last before hitting the ground, it covers a distance of 19 m. Acceleration due to gravity (in ms–2) near the surface on that planet is …Physics · Gravitation · Numerical
- Q60.Three containers C1, C2 and C3 have water at different temperatures. The table below shows the final temperature T when different amounts of water (given in litres) are taken from each containers and mixed (assume no loss of heat during… Includes diagramPhysics · Heat and Thermodynamics · Numerical