Physics · 2020 · 3 Sep · Shift 1
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 · 3 Sep · Shift 1
24 questions from this JEE Main paper
Electrostatics1 questionsGeometrical Optics1 questionsProperties of Matter2 questionsRotational Motion2 questionsWork Power and Energy1 questionsHeat and Thermodynamics3 questionsMagnetics2 questionsWave Optics1 questionsCenter of Mass1 questionsWaves1 questionsElectronic Devices1 questionsElectromagnetic Induction1 questionsDual Nature of Radiation1 questionsCapacitor1 questionsGravitation1 questionsAlternating Current1 questionsElectromagnetic Waves1 questionsCurrent Electricity1 questionsUnits and Measurements1 questions
- Q42.Two isolated conducting spheres S1 and S2 of radius and have 12 C and –3 C charges, respectively, and are at a large distance from each other. They are now connected by a conducting wire. A long…Physics · Electrostatics · MCQ
- Q43.An observer can see through a small hole on the side of a jar (radius 15 cm) at a point at height of 15 cm from the bottom (see figure). The hole is at a height of 45 cm. When the jar is filled with a liquid up to a height of 30 cm the… Includes diagramPhysics · Geometrical Optics · Numerical
- Q44.When a long glass capillary tube of radius 0.015 cm is dipped in a liquid, the liquid rises to a height of 15 cm within it. If the contact angle between the liquid and glass to close to 0o, the surface tension of the liquid, in milliNewton…Physics · Properties of Matter · Numerical
- Q45.A person of 80 kg mass is standing on the rim of a circular platform of mass 200 kg rotating about its axis at 5 revolutions per minute (rpm). The person now starts moving towards the centre of the platform. What will be the rotational…Physics · Rotational Motion · Numerical
- Q46.A cricket ball of mass 0.15 kg is thrown vertically up by a bowling machine so that it rises to a maximum height of 20 m after leaving the machine. If the part pushing the ball applies a constant force F on the ball and moves horizontally…Physics · Work Power and Energy · Numerical
- Q47.A bakelite beaker has volume capacity of 500 cc at 30oC. When it is partially filled with Vm volume (at 30oC) of mercury, it is found that the unfilled volume of the beaker remains constant as temperature is varied. If (beaker) = 6…Physics · Heat and Thermodynamics · Numerical
- Q48.Consider a gas of triatomic molecules. The molecules are assumed to be triangular and made of massless rigid rods whose vertices are occupied by atoms. The internal energy of a mole of the gas at temperature T is : Includes diagramPhysics · Heat and Thermodynamics · MCQ
- Q49.Magnitude of magnetic field (in SI units) at the centre of a hexagonal shape coil of side 10 cm, 50 turns and carrying current I (Ampere) in units of is :Physics · Magnetics · MCQ
- Q50.In a Young’s double slit experiment, light of 500 nm is used to produce an interference pattern. When the distance between the slits is 0.05 mm, the angular width (in degree) of the fringes formed on the distance screen is close toPhysics · Wave Optics · MCQ
- Q51.A block of mass m = 1 kg slides with velocity v = 6 m/s on a frictionless horizontal surface and collides with a uniform vertical rod and sticks to it as shown. The rod is pivoted about O and swings as a result of the collision making… Includes diagramPhysics · Center of Mass · MCQ
- Q52.A uniform thin rope of length 12 m and mass 6 kg hangs vertically from a rigid support and a block of mass 2 kg is attached to its free end. A transverse short wavetrain of wavelength 6 cm is produced at the lower end of the rope. What is…Physics · Waves · MCQ
- Q53.When a diode is forward biased, it has a voltage drop of 0.5 V. The safe limit of current through the diode is 10 mA. If a battery of emf 1.5 V is used in the circuit, the value of minimum resistance to be connected in series with the…Physics · Electronic Devices · MCQ
- Q54.An elliptical loop having resistance R, of semi major axis a, and semi minor axis b is placed in magnetic field as shown in the figure. If the loop is rotated about the x-axis with angular frequency , the average power loss in the… Includes diagramPhysics · Electromagnetic Induction · MCQ
- Q55.When the wavelength of radiation falling on a metal is changed from 500 nm to 200 nm, the maximum kinetic energy of the photoelectrons becomes three times larger. The work function of the metal is close to :Physics · Dual Nature of Radiation · MCQ
- Q56.In the circuit shown in the figure, the total charge is 750 C and the voltage across capacitor C2 is 20 V. Then the charge on capacitor C2 is : Includes diagramPhysics · Capacitor · MCQ
- Q57.A satellite is moving in a low nearly circular orbit around the earth. Its radius is roughly equal to that of the earth’s radius Re . By firing rockets attached to it, its speed is instantaneously increased in the direction of its motion…Physics · Gravitation · MCQ
- Q58.A balloon filled with helium (32oC and 1.7 atm.) bursts. Immediately afterwards the expansion of helium can be considered asPhysics · Heat and Thermodynamics · MCQ
- Q59.Pressure inside two soap bubbles are 1.01 and 1.02 atmosphere, respectively. The ratio of their volumes is :Physics · Properties of Matter · MCQ
- Q60.A 750 Hz, 20 V (rms) source is connected to a resistance of 100 , an inductance of 0.1803 H and a capacitance of 10 F all in series. The time in which the resistance (heat capacity 2 J/oC) will get heated by 10oC. (assume no…Physics · Alternating Current · MCQ
- Q61.A charged particle carrying charge 1 C is moving with velocity ms–1. If an external magnetic field of × 10–3 T…Physics · Magnetics · MCQ
- Q62.The magnetic field of a plane electromagnetic wave is T where c = 3 108 ms–1 is the speed of light. The corresponding…Physics · Electromagnetic Waves · MCQ
- Q63.Moment of inertia of a cylinder of mass M, length L and radius R about an axis passing through its centre and perpendicular to the axis of the cylinder is I = . If such a…Physics · Rotational Motion · MCQ
- Q64.Model a torch battery of length to be made up of a thin cylindrical bar of radius ‘a’ and a concentric thin cylindrical shell of radius ‘b’ filled in between with an electrolyte of resistivity (see figure). If the battery is… Includes diagramPhysics · Current Electricity · MCQ
- Q65.Using screw gauge of pitch 0.1 cm and 50 divisions on its circular scale, the thickness of an object is measured. It should correctly be recorded asPhysics · Units and Measurements · MCQ