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Physics · 2024 · 5 Apr · Shift 1

30 questions from this JEE Main paper

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2024 · 5 Apr · Shift 1
Physics

Physics · 2024 · 5 Apr · Shift 1

30 questions from this JEE Main paper

Work Power and Energy1 questions Gravitation2 questions Alternating Current2 questions Rotational Motion1 questions Electrostatics1 questions Simple Harmonic Motion1 questions Heat and Thermodynamics2 questions Current Electricity2 questions Electromagnetic Induction1 questions Dual Nature of Radiation1 questions Electronic Devices1 questions Properties of Matter2 questions Wave Optics2 questions Atoms and Nuclei2 questions Units and Measurements1 questions Vector Algebra1 questions Magnetics2 questions Laws of Motion2 questions Capacitor2 questions Motion in A Straight Line1 questions

Q61.A body of mass $20 m$ is lifted to a height of $20 m$ from the ground in the two different ways as shown in the figures. The ratio of work done against the gravity in both the respective cases, will be : Includes diagram
Physics · Work Power and Energy · MCQ
Q62.If $G$ be the gravitational constant and $u$ be the energy density then which of the following quantity have the dimensions as that of the $uG$ :
Physics · Gravitation · MCQ
Q63.An alternating voltage of amplitude $4 kHz$ and frequency $12 μ F$ is applied directly across the capacitor of $12 μ F$ . The maximum displacement current between the plates of the capacitor is nearly :
Physics · Alternating Current · MCQ
Q64.Ratio of radius of gyration of a hollow sphere to that of a solid cylinder of equal mass, for moment of Inertia about their diameter axis $A B$ as shown in figure is $8/ x$ . The value of $x$ is : Includes diagram
Physics · Rotational Motion · MCQ
Q65.In hydrogen like system the ratio of coulombian force and gravitational force between an electron and a proton is in the order of :
Physics · Electrostatics · MCQ
Q66.A simple pendulum doing small oscillations at a place $R$ height above earth surface has time period of $T_{1} = 4 s$ . $T_{2}$ would be it's time period if it is brought to a point which is at a height $2 R$ from…
Physics · Simple Harmonic Motion · MCQ
Q67.Match List I with List II : (Where $a =$ radius of planet orbit, $r =$ radius of planet, $M =$ mass of Sun, $m =$ mass of planet) Choose the correct answer from the options given below : Includes table
Physics · Gravitation · MCQ
Q68.The heat absorbed by a system in going through the given cyclic process is : Includes diagram
Physics · Heat and Thermodynamics · MCQ
Q69.In the given figure $R_{1} = 10Ω, R_{2} = 8Ω, R_{3} = 4Ω$ and $R_{4} = 8Ω$ . Battery is ideal with emf $12 V$ . Equivalent resistant of the circuit and current supplied by battery are… Includes diagram
Physics · Current Electricity · MCQ
Q70.Two conducting circular loops A and B are placed in the same plane with their centres coinciding as shown in figure. The mutual inductance between them is: Includes diagram
Physics · Electromagnetic Induction · MCQ
Q71.If the collision frequency of hydrogen molecules in a closed chamber at $2 7^{\circ} C$ is $Z$ , then the collision frequency of the same system at $12 7^{\circ} C$ is :
Physics · Heat and Thermodynamics · MCQ
Q72.Given below are two statements : Statement I : Figure shows the variation of stopping potential with frequency $(v)$ for the two photosensitive materials $M_{1}$ and $M_{2}$ . The slope gives value of $\frac{h}{e}$ , where $h$ is Planck's… Includes diagram
Physics · Dual Nature of Radiation · MCQ
Q73.Following gates section is connected in a complete suitable circuit. For which of the following combination, bulb will glow (ON) : Includes diagram
Physics · Electronic Devices · MCQ
Q74.Given below are two statements : Statement I : When a capillary tube is dipped into a liquid, the liquid neither rises nor falls in the capillary. The contact angle may be $0^{\circ}$ . Statement II : The contact angle between a solid and a…
Physics · Properties of Matter · MCQ
Q75.Light emerges out of a convex lens when a source of light kept at its focus. The shape of wavefront of the light is :
Physics · Wave Optics · MCQ
Q76.An electron rotates in a circle around a nucleus having positive charge $Ze$ . Correct relation between total energy (E) of electron to its potential energy (U) is :
Physics · Atoms and Nuclei · MCQ
Q77.Time periods of oscillation of the same simple pendulum measured using four different measuring clocks were recorded as $4.62 s, 4.632 s, 4.6 s$ and $4.64 s$ . The arithmetic mean of these readings…
Physics · Units and Measurements · MCQ
Q78.The angle between vector $Q$ and the resultant of $(2 Q + 2 P)$ and $(2 Q - 2 P)$ is :
Physics · Vector Algebra · MCQ
Q79.In a co-axial straight cable, the central conductor and the outer conductor carry equal currents in opposite directions. The magnetic field is zero :
Physics · Magnetics · MCQ
Q80.A wooden block of mass $25 kg$ rests on a soft horizontal floor. When an iron cylinder of mass $25 kg$ is placed on the top of the block, the floor yields and the block and the cylinder together go down with an…
Physics · Laws of Motion · MCQ
Q81.The electric field between the two parallel plates of a capacitor of $1.5 μ F$ capacitance drops to one third of its initial value in $6.6 μ s$ when the plates are connected by a thin wire. The resistance of this wire…
Physics · Capacitor · Numerical
Q82.If three helium nuclei combine to form a carbon nucleus then the energy released in this reaction is $\times 1 0^{- 2} MeV$ . (Given $1 u = 931 MeV / c^{2}$ , atomic mass of helium $= 4.002603 u$ …
Physics · Atoms and Nuclei · Numerical
Q83.Three blocks $M_{1}, M_{2}, M_{3}$ having masses $4 kg, 6 kg$ and $1, T_{1}$ respectively are hanging from a smooth pully using rope 1, 2 and 3 as shown in figure. The tension in the rope $1, T_{1}$ … Includes diagram
Physics · Laws of Motion · Numerical
Q84.Three capacitors of capacitances $25 μ F, 30 μ F$ and $45 μ F$ are connected in parallel to a supply of $100 V$ . Energy stored in the above combination is E. When these capacitors are connected in…
Physics · Capacitor · Numerical
Q85.In the experiment to determine the galvanometer resistance by half-deflection method, the plot of $1/ θ$ vs the resistance (R) of the resistance box is shown in the figure. The figure of merit of the galvanometer is … Includes diagram
Physics · Current Electricity · Numerical
Q86.The density and breaking stress of a wire are $6 \times 1 0^{4} kg / m^{3}$ and $1.2 \times 1 0^{8} N / m^{2}$ respectively. The wire is suspended from a rigid support on a planet where acceleration due to…
Physics · Properties of Matter · Numerical
Q87.An ac source is connected in given series LCR circuit. The rms potential difference across the capacitor of $20 μ F$ is V. Includes diagram
Physics · Alternating Current · Numerical
Q88.A body moves on a frictionless plane starting from rest. If $S_{n}$ is distance moved between $t = n - 1$ and $t = n$ and $S_{n - 1}$ is distance moved between $t = n - 2$ and $t = n - 1$ …
Physics · Motion in A Straight Line · Numerical
Q89.In Young's double slit experiment, carried out with light of wavelength $5000 A o$ , the distance between the slits is $200 cm$ and the screen is at $x = 0 cm$ from the slits. The central maximum is at $x = 0 cm$ …
Physics · Wave Optics · Numerical
Q90.A 2A current carrying straight metal wire of resistance $1Ω$ , resistivity $2 \times 1 0^{- 6} Ω m$ , area of cross-section $10 mm^{2}$ and mass $500 g$ is suspended horizontally in mid air by applying a…
Physics · Magnetics · Numerical