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Physics · 2022 · Shift 2

18 questions from this JEE Advanced paper

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JEE Advanced
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2022 · Shift 2
Physics

Physics · 2022 · Shift 2

18 questions from this JEE Advanced paper

Simple Harmonic Motion2 questions Atoms and Nuclei1 questions Current Electricity2 questions Units and Measurements2 questions Geometrical Optics2 questions Electrostatics3 questions Properties of Matter1 questions Wave Optics1 questions Heat and Thermodynamics1 questions Rotational Motion1 questions Dual Nature of Radiation1 questions Magnetism1 questions

Q37.A particle of mass $F = - k (x \overset{}{^} + y \overset{}{^}) kg m s^{- 2}$ is subjected to a force which depends on the position as $F = - k (x \overset{}{^} + y \overset{}{^}) kg m s^{- 2}$ with $k = 1 kg s^{- 2}$ . At time $t = 0$ , the…
Physics · Simple Harmonic Motion · Numerical
Q38.In a radioactive decay chain reaction, $_{90}^{230} Th$ nucleus decays into $_{84}^{214} Po$ nucleus. The ratio of the number of $α$ to number of $β^{-}$ particles emitted in this process is …
Physics · Atoms and Nuclei · Numerical
Q39.Two resistances $R_{1} = X Ω$ and $R_{2} = 1Ω$ are connected to a wire $A B$ of uniform resistivity, as shown in the figure. The radius of the wire varies linearly along its axis from $A$ at $A$ to $1 mm$ at… Includes diagram
Physics · Current Electricity · Numerical
Q40.In a particular system of units, a physical quantity can be expressed in terms of the electric charge $e$ , electron mass $m_{e}$ , Planck's constant $h$ , and Coulomb's constant $k = \frac{1}{4 π ϵ _{0}}$ , where $ϵ_{0}$ is the…
Physics · Units and Measurements · Numerical
Q41.Consider a configuration of $n$ identical units, each consisting of three layers. The first layer is a column of air of height $h = \frac{1}{3} cm$ , and the second and third layers are of equal thickness $d = \frac{3 - 1}{2} cm$ … Includes diagram
Physics · Geometrical Optics · Numerical
Q42.A charge $q$ is surrounded by a closed surface consisting of an inverted cone of height $h$ and base radius $R$ , and a hemisphere of radius $R$ as shown in the figure. The electric flux through the conical surface is $\frac{n q}{6 ϵ _{0}}$ … Includes diagram
Physics · Electrostatics · Numerical
Q43.On a frictionless horizontal plane, a bob of mass $m = 0.1 kg$ is attached to a spring with natural length $l_{0} = 0.1 m$ . The spring constant is $k_{1} = 0.009 Nm^{- 1}$ when the length of the spring $l > l_{0}$ …
Physics · Simple Harmonic Motion · Numerical
Q44.An object and a concave mirror of focal length $f = 10 cm$ both move along the principal axis of the mirror with constant speeds. The object moves with speed $V_{0} = 15 cm s^{- 1}$ towards the mirror with respect… Includes diagram
Physics · Geometrical Optics · Numerical
Q45.In the figure, the inner (shaded) region $A$ represents a sphere of radius $r_{A} = 1$ , within which the electrostatic charge density varies with the radial distance $r$ from the center as $ρ_{A} = k r$ , where $k$ is positive. In the… Includes diagram
Physics · Electrostatics · Multiple correct
Q46.In Circuit-1 and Circuit- 2 shown in the figures, $R_{1} = 1 Ω, R_{2} = 2 Ω$ and $R_{3} = 3 Ω$ . $P_{1}$ and $P_{2}$ are the power dissipations in Circuit-1 and Circuit-2 when the switches $S_{1}$ and… Includes diagram
Physics · Current Electricity · Multiple correct
Q47.A bubble has surface tension $S$ . The ideal gas inside the bubble has ratio of specific heats $γ = \frac{5}{3}$ . The bubble is exposed to the atmosphere and it always retains its spherical shape. When the atmospheric pressure is $P_{a 1}$ …
Physics · Properties of Matter · Multiple correct
Q48.A disk of radius $R$ with uniform positive charge density $σ$ is placed on the $x y$ plane with its center at the origin. The Coulomb potential along the $z$ -axis is $V (z) = \frac{σ}{2 ϵ _{0}} (R^{2} + z^{2} - z) .$ …
Physics · Electrostatics · Multiple correct
Q49.A double slit setup is shown in the figure. One of the slits is in medium 2 of refractive index $n_{2}$ . The other slit is at the interface of this medium with another medium 1 of refractive index $n_{1} (e q n_{2})$ . The line… Includes diagram
Physics · Wave Optics · Multiple correct
Q50.In the given $P - V$ diagram, a monoatomic gas $(γ = \frac{5}{3})$ is first compressed adiabatically from state $A$ to state $B$ . Then it expands isothermally from state $B$ to state $C$ . [Given: $(\frac{1}{3})^{0.6} ≃ 0.5, ln 2 ≃ 0.7$ … Includes diagram
Physics · Heat and Thermodynamics · Multiple correct
Q51.A flat surface of a thin uniform disk $A$ of radius $R$ is glued to a horizontal table. Another thin uniform disk $B$ of mass $M$ and with the same radius $R$ rolls without slipping on the circumference of $A$ , as shown in the figure. A… Includes diagram
Physics · Rotational Motion · MCQ
Q52.When light of a given wavelength is incident on a metallic surface, the minimum potential needed to stop the emitted photoelectrons is $0.6 V$ . This potential drops to $0.6 V$ if another source with wavelength four…
Physics · Dual Nature of Radiation · MCQ
Q53.Area of the cross-section of a wire is measured using a screw gauge. The pitch of the main scale is $0.5 mm$ . The circular scale has 100 divisions and for one full rotation of the circular scale, the main scale shifts by two… Includes table
Physics · Units and Measurements · MCQ
Q54.Which one of the following options represents the magnetic field $B$ at $O$ due to the current flowing in the given wire segments lying on the $x y$ plane? Includes diagram
Physics · Magnetism · MCQ