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Physics · 2010 · Shift 0

28 questions from this JEE Main paper

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2010 · Shift 0
Physics

Physics · 2010 · Shift 0

28 questions from this JEE Main paper

Electronic Devices1 questions Dual Nature of Radiation2 questions Atoms and Nuclei2 questions Alternating Current2 questions Electromagnetic Induction1 questions Geometrical Optics2 questions Wave Optics1 questions Circular Motion2 questions Rotational Motion1 questions Center of Mass2 questions Magnetics1 questions Current Electricity1 questions Capacitor1 questions Electrostatics3 questions Waves1 questions Properties of Matter1 questions Laws of Motion1 questions Work Power and Energy1 questions Motion in A Plane1 questions Units and Measurements1 questions

Q51.The combination of gates shown below yields Includes diagram
Physics · Electronic Devices · MCQ
Q52.If a source of power $4 k W$ produces $1 0^{20}$ photons/second, the radiation belongs to a part of the spectrum called
Physics · Dual Nature of Radiation · MCQ
Q53.A nucleus of mass $M + Δ m$ is at rest and decays into two daughter nuclei of equal mass $\frac{M}{2}$ each. Speed of light is $c .$ The speed of daughter nuclei is
Physics · Atoms and Nuclei · MCQ
Q54.A nucleus of mass $M + Δ m$ is at rest and decays into two daughter nuclei of equal mass $\frac{M}{2}$ each. Speed of light is $c .$ The binding energy per nucleon for the parent nucleus is $E_{1}$ and that for the daughter nuclei is $E_{2} .$ …
Physics · Atoms and Nuclei · MCQ
Q55.Statement - $1$ : When ultraviolet light is incident on a photocell, its stopping potential is $V_{0}$ and the maximum kinetic energy of the photoelectrons is $K_{m a x}$ . When the ultraviolet light is replaced by $X$ -rays, both $V_{0}$ …
Physics · Dual Nature of Radiation · MCQ
Q56.In the circuit shown below, the key $K$ is closed at $t = 0.$ The current through the battery is Includes diagram
Physics · Alternating Current · MCQ
Q57.A rectangular loop has a sliding connector $P Q$ of length $l$ and resistance $R Ω$ and it is moving with a speed $v$ as shown. The set-up is placed in a uniform magnetic field going into the plane of the paper. The three currents $I_{1}, I_{2}$ … Includes diagram
Physics · Electromagnetic Induction · MCQ
Q58.An initially parallel cylindrical beam travels in a medium of refractive index $μ (I) = μ_{0} + μ_{2} I,$ where $μ_{0}$ and $μ_{2}$ are positive constants and $I$ is the intensity of the light beam. The…
Physics · Geometrical Optics · MCQ
Q59.An initially parallel cylindrical beam travels in a medium of refractive index $μ (I) = μ_{0} + μ_{2} I,$ where $μ_{0}$ and $μ_{2}$ are positive constants and $I$ is the intensity of the light beam. The…
Physics · Wave Optics · MCQ
Q60.An initially parallel cylindrical beam travels in a medium of refractive index $μ (I) = μ_{0} + μ_{2} I,$ where $μ_{0}$ and $μ_{2}$ are positive constants and $I$ is the intensity of the light beam. The…
Physics · Geometrical Optics · MCQ
Q61.A point $P$ moves in counter-clockwise direction on a circular path as shown in the figure. The movement of $P$ is such that it sweeps out a length $s = t^{3} + 5,$ where $s$ is in metres and $t$ is in seconds. The radius of the path is $20 m .$ … Includes diagram
Physics · Circular Motion · MCQ
Q62.A small particle of mass $m$ is projected at an angle $θ$ with the $x$ -axis with an initial velocity $v_{0}$ in the $x$ - $y$ plane as shown in the figure. At a time $t < \frac{v _{0} s i n θ}{g},$ the angular momentum of the… Includes diagram
Physics · Rotational Motion · MCQ
Q63.The figure shows the position $-$ time $(x - t)$ graph of one-dimensional motion of body of mass $0.4 k g .$ The magnitude of each impulse is Includes diagram
Physics · Center of Mass · MCQ
Q64.Two long parallel wires are at a distance $2 d$ apart. They carry steady equal currents flowing out of the plane of the paper as shown. The variation of the magnetic field $B$ along the line $X X^{'}$ is given by
Physics · Magnetics · MCQ
Q65.In a series $L C R$ circuit $R = 200Ω$ and the voltage and the frequency of the main supply is $220 V$ and $50 H z$ respectively. On taking out the capacitance from the circuit the current lags behind the voltage by $3 0^{\circ} .$ On…
Physics · Alternating Current · MCQ
Q66.Two conductors have the same resistance at $0^{\circ} C$ but their temperature coefficients of resistance are $α_{1}$ and $α_{2} .$ The respective temperature coefficients of their series and parallel combinations are nearly
Physics · Current Electricity · MCQ
Q67.Let $C$ be the capacitance of a capacitor discharging through a resistor $R .$ Suppose $t_{1}$ is the time taken for the energy stored in the capacitor to reduce to half its initial value and $t_{2}$ is the time taken for the charge to…
Physics · Capacitor · MCQ
Q68.A thin semi-circular ring of radius $r$ has a positive charges $q$ distributed uniformly over it. The net field $E$ at the center $O$ is Includes diagram
Physics · Electrostatics · MCQ
Q69.Let there be a spherically symmetric charge distribution with charge density varying as $ρ (r) = ρ_{0} (\frac{5}{4} - \frac{r}{R})$ upto $r = R,$ and $ρ (r) = 0$ for $r > R,$ where $r$ …
Physics · Electrostatics · MCQ
Q70.The equation of a wave on a string of linear mass density $0.04 k g m^{- 1}$ is given by $y = 0.02 (m) sin [2 π (\frac{t}{0.04 ( s )} - \frac{x}{0.50 ( m )})] .$ The…
Physics · Waves · MCQ
Q71.A ball is made of a material of density $ρ$ where $ρ_{o i l} < ρ < ρ_{w a t er}$ with $ρ_{o i l}$ and $ρ_{w a t er}$ representing the densities of oil and water, respectively. The oil and water are immiscible. If…
Physics · Properties of Matter · MCQ
Q72.Two fixed frictionless inclined planes making an angle $3 0^{\circ}$ and $6 0^{\circ}$ with the vertical are shown in the figure. Two blocks $A$ and $B$ are placed on the two planes. What is the relative vertical acceleration of $A$ with… Includes diagram
Physics · Laws of Motion · MCQ
Q73.Two identical charged spheres are suspended by strings of equal lengths. The strings make an angle of $3 0^{\circ}$ with each other. When suspended in a liquid of density $0.8 g c m^{- 3},$ the angle remains the same. If density of the…
Physics · Electrostatics · MCQ
Q74.Statement - 1 : Two particles moving in the same direction do not lose all their energy in a completely inelastic collision. Statement - 2 : Principle of conservation of momentum holds true for all kinds of collisions.
Physics · Center of Mass · MCQ
Q75.The potential energy function for the force between two atoms in a diatomic molecule is approximately given by $U (x) = \frac{a}{x ^{12}} - \frac{b}{x ^{6}},$ where $a$ and $b$ are constants and $x$ is the distance…
Physics · Work Power and Energy · MCQ
Q76.For a particle in uniform circular motion the acceleration $a$ at a point P(R, θ) on the circle of radius R is (here θ is measured from the x–axis)
Physics · Circular Motion · MCQ
Q77.A particle is moving with velocity $v = k (y i + x j)$ , where K is a constant. The general equation for its path is
Physics · Motion in A Plane · MCQ
Q78.The respective number of significant figures for the numbers 23.023, 0.0003 and 2.1 $\times$ 10–3 are
Physics · Units and Measurements · MCQ