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Physics · 2022 · 26 Jul · Shift 2

26 questions from this JEE Main paper

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2022 · 26 Jul · Shift 2
Physics

Physics · 2022 · 26 Jul · Shift 2

26 questions from this JEE Main paper

Motion in A Plane1 questions Units and Measurements1 questions Center of Mass2 questions Electrostatics2 questions Electromagnetic Waves2 questions Geometrical Optics2 questions Gravitation1 questions Atoms and Nuclei2 questions Heat and Thermodynamics2 questions Waves1 questions Current Electricity1 questions Capacitor1 questions Magnetics1 questions Laws of Motion1 questions Properties of Matter2 questions Vector Algebra1 questions Rotational Motion1 questions Electromagnetic Induction1 questions Simple Harmonic Motion1 questions

Q40.Two projectiles are thrown with same initial velocity making an angle of $4 5^{\circ}$ and $3 0^{\circ}$ with the horizontal respectively. The ratio of their respective ranges will be :
Physics · Motion in A Plane · MCQ
Q41.In a Vernier Calipers, 10 divisions of Vernier scale is equal to the 9 divisions of main scale. When both jaws of Vernier calipers touch each other, the zero of the Vernier scale is shifted to the left of zero of the main scale and $4^{th}$ …
Physics · Units and Measurements · MCQ
Q42.A ball of mass $0.15 kg$ hits the wall with its initial speed of $12 ms^{- 1}$ and bounces back without changing its initial speed. If the force applied by the wall on the ball during the contact is $100 N$ ,…
Physics · Center of Mass · MCQ
Q43.A body of mass $8 kg$ and another of mass $2 kg$ are moving with equal kinetic energy. The ratio of their respective momentum will be :
Physics · Center of Mass · MCQ
Q44.Two uniformly charged spherical conductors $A$ and $B$ of radii $5 mm$ and $10 mm$ are separated by a distance of $2 cm$ . If the spheres are connected by a conducting wire, then in equilibrium condition, the…
Physics · Electrostatics · MCQ
Q45.The oscillating magnetic field in a plane electromagnetic wave is given by $B_{y} = 5 \times 1 0^{- 6} sin 1000 π (5 x - 4 \times 1 0^{8} t) T$ . The amplitude of electric field will be :
Physics · Electromagnetic Waves · MCQ
Q46.Light travels in two media $M_{1}$ and $M_{2}$ with speeds $1.5 \times 1 0^{8} ms^{- 1}$ and $2.0 \times 1 0^{8} ms^{- 1}$ respectively. The critical angle between them is :
Physics · Geometrical Optics · MCQ
Q47.A body is projected vertically upwards from the surface of earth with a velocity equal to one third of escape velocity. The maximum height attained by the body will be : (Take radius of earth $= 6400 km$ and $g = 10 ms^{- 2}$ …
Physics · Gravitation · MCQ
Q48.A nucleus of mass $M$ at rest splits into two parts having masses $\frac{M ^{'}}{3}$ and $\frac{2 M ^{'}}{3} (M^{'} < M)$ . The ratio of de Broglie wavelength of two parts will be :
Physics · Atoms and Nuclei · MCQ
Q49.An ice cube of dimensions $60 cm \times 50 cm \times 20 cm$ is placed in an insulation box of wall thickness $1 cm$ . The box keeping the ice cube at $0^{\circ} C$ of temperature is brought…
Physics · Heat and Thermodynamics · MCQ
Q50.A gas has $n$ degrees of freedom. The ratio of specific heat of gas at constant volume to the specific heat of gas at constant pressure will be :
Physics · Heat and Thermodynamics · MCQ
Q51.A transverse wave is represented by $y = 2 sin (ω t - k x) cm$ . The value of wavelength (in $cm$ ) for which the wave velocity becomes equal to the maximum particle velocity, will be :
Physics · Waves · MCQ
Q52.A battery of $6 V$ is connected to the circuit as shown below. The current I drawn from the battery is : Includes diagram
Physics · Current Electricity · MCQ
Q53.A source of potential difference $V$ is connected to the combination of two identical capacitors as shown in the figure. When key ' $K$ ' is closed, the total energy stored across the combination is $E_{1}$ . Now key ' $K$ ' is opened and… Includes diagram
Physics · Capacitor · MCQ
Q54.Two concentric circular loops of radii $r_{1} = 30 cm$ and $r_{2} = 50 cm$ are placed in $X - Y$ plane as shown in the figure. A current $I = 7 A$ is flowing through them in the direction as shown in… Includes diagram
Physics · Magnetics · MCQ
Q55.A velocity selector consists of electric field $E = E \hat{k}$ and magnetic field $B = B \hat{j}$ with $B = 12 m T$ . The value of $E$ required for an electron of energy $728 e V$ moving along the positive $x$ -axis to…
Physics · Electromagnetic Waves · MCQ
Q56.Two masses $M_{1}$ and $M_{2}$ are tied together at the two ends of a light inextensible string that passes over a frictionless pulley. When the mass $M_{2}$ is twice that of $M_{1}$ , the acceleration of the system is $a_{1}$ . When the… Includes diagram
Physics · Laws of Motion · MCQ
Q57.The area of cross section of the rope used to lift a load by a crane is $2.5 \times 1 0^{- 4} m^{2}$ . The maximum lifting capacity of the crane is 10 metric tons. To increase the lifting capacity of the crane to 25 metric tons, the…
Physics · Properties of Matter · MCQ
Q58.If $A = (2 \hat{i} + 3 \hat{j} - \hat{k}) m$ and $B = (\hat{i} + 2 \hat{j} + 2 \hat{k}) m$ . The magnitude of component of vector $A$ along vector $B$ will be $m$ .
Physics · Vector Algebra · Numerical
Q59.The radius of gyration of a cylindrical rod about an axis of rotation perpendicular to its length and passing through the center will be $m$ . Given, the length of the rod is $103 m$ .
Physics · Rotational Motion · Numerical
Q60.In the given figure, the face $A C$ of the equilateral prism is immersed in a liquid of refractive index ' $n$ '. For incident angle $6 0^{\circ}$ at the side $A C$ , the refractive light beam just grazes along face $A C$ . The refractive index… Includes diagram
Physics · Geometrical Optics · Numerical
Q61.Two lighter nuclei combine to form a comparatively heavier nucleus by the relation given below : $_{1}^{2} X +_{1}^{2} X =_{2}^{4} Y$ The binding energies per nucleon for $\frac{2}{1} X$ and $_{2}^{4} Y$ are $1.1 MeV$ …
Physics · Atoms and Nuclei · Numerical
Q62.A uniform heavy rod of mass $20 kg$ , cross sectional area $0.4 m^{2}$ and length $20 m$ is hanging from a fixed support. Neglecting the lateral contraction, the elongation in the rod due to its own weight is $x \times 1 0^{- 9} m$ …
Physics · Properties of Matter · Numerical
Q63.Three point charges of magnitude $5 μ C, 0.16 μ C$ and $0.3 μ C$ are located at the vertices $A, B, C$ of a right angled triangle whose sides are $A B = 3 cm, B C = 32 cm$ and $C A = 3 cm$ …
Physics · Electrostatics · Numerical
Q64.In a coil of resistance $8 Ω$ , the magnetic flux due to an external magnetic field varies with time as $ϕ = \frac{2}{3} (9 - t^{2})$ . The value of total heat produced in the coil, till the flux becomes zero, will be $J$ …
Physics · Electromagnetic Induction · Numerical
Q65.As per given figures, two springs of spring constants $k$ and $2 k$ are connected to mass $m$ . If the period of oscillation in figure (a) is $3 s$ , then the period of oscillation in figure (b) will be $x s$ . The value of $x$ … Includes diagram
Physics · Simple Harmonic Motion · Numerical