IIT JAM Exam  >  IIT JAM Tests  >  IIT JAM Past Year Papers and Model Test Paper (All Branches)  >  Physics - 2019 Past Year Paper - IIT JAM MCQ

Physics - 2019 Past Year Paper - IIT JAM MCQ


Test Description

30 Questions MCQ Test IIT JAM Past Year Papers and Model Test Paper (All Branches) - Physics - 2019 Past Year Paper

Physics - 2019 Past Year Paper for IIT JAM 2024 is part of IIT JAM Past Year Papers and Model Test Paper (All Branches) preparation. The Physics - 2019 Past Year Paper questions and answers have been prepared according to the IIT JAM exam syllabus.The Physics - 2019 Past Year Paper MCQs are made for IIT JAM 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Physics - 2019 Past Year Paper below.
Solutions of Physics - 2019 Past Year Paper questions in English are available as part of our IIT JAM Past Year Papers and Model Test Paper (All Branches) for IIT JAM & Physics - 2019 Past Year Paper solutions in Hindi for IIT JAM Past Year Papers and Model Test Paper (All Branches) course. Download more important topics, notes, lectures and mock test series for IIT JAM Exam by signing up for free. Attempt Physics - 2019 Past Year Paper | 60 questions in 180 minutes | Mock test for IIT JAM preparation | Free important questions MCQ to study IIT JAM Past Year Papers and Model Test Paper (All Branches) for IIT JAM Exam | Download free PDF with solutions
Physics - 2019 Past Year Paper - Question 1

The function  is continuous everywhere except at

Physics - 2019 Past Year Paper - Question 2

A classical particle has total energy E. The plot of potential energy (U) as a function of distance (r) from the centre of force located at r = 0 is shown in the figure. Which of the regions are forbidden for the particle?

1 Crore+ students have signed up on EduRev. Have you? Download the App
Physics - 2019 Past Year Paper - Question 3

In the thermal neutron induced fission of 235U, the distribution of relative number of the observed fission fragments (Yield) versus mass number (A) is given by

Physics - 2019 Past Year Paper - Question 4

Which one of the following crystallographic planes represent (101) Miller indices of a cubic unit cell?

Physics - 2019 Past Year Paper - Question 5

The Fermi-Dirac distribution function [n(ε)] is (kB is the Boltzmann constant, T is the temperature and εF is the Fermi energy)

Physics - 2019 Past Year Paper - Question 6

If Ø (x,y,z) is a scalar function which satisfies the Laplace equation, then the gradient off is

Physics - 2019 Past Year Paper - Question 7

In a heat engine based on the Carnot cycle, heat is added to the working substance at constant 

Physics - 2019 Past Year Paper - Question 8

Isothermal compressibility is given by

Physics - 2019 Past Year Paper - Question 9

For using a transistor as an amplifier, choose the correct option regarding the resistances of base-emitter (RBE) and base-collector (RBC) junctions

Physics - 2019 Past Year Paper - Question 10

A unit vector perpendicular to the plane containing  and  is 

Physics - 2019 Past Year Paper - Question 11

A thin lens of refractive index 3/2 is kept inside a liquid of refractive index 4/3. If the focal length of the lens in air is 10 cm, then its focal length inside the liquid is

Physics - 2019 Past Year Paper - Question 12

The eigenvalues ofare

Physics - 2019 Past Year Paper - Question 13

A quantum particle confined inside a cubic box of side L, the ground state energy is given by E0.  The energy of the first excited state is

Physics - 2019 Past Year Paper - Question 14

A small spherical ball having charge q and mass m, is tied to a thin massless nonconducting string of length l.  The other end of the string is fixed to an infinitely extended thin non-conducting sheet with uniform surface charge density σ . Under equilibrium, the string makes an angle 45° with the sheet as shown in the figure. Then σ is given by (g is the acceleration due to gravity and ε0 is the permittivity of free space)

Physics - 2019 Past Year Paper - Question 15

Consider the normal incidence of a plane electromagnetic wave with electric field given by ω over an interface at z = 0 separating two media [wave velocities v1 and v2 (v2 > v1) and wave vectors k1 and k2, respectively] as shown in figure. The magnetic field vector of the reflected wave is (ω is the angular frequency)

Physics - 2019 Past Year Paper - Question 16

The output of following logic circuit can be simplified to

Detailed Solution for Physics - 2019 Past Year Paper - Question 16

Physics - 2019 Past Year Paper - Question 17

A red star having radius rR at a temperature TR and a white star having radius rW at a temperature TW , radiate the same total power.  If these stars radiate as perfect black bodies, then

Physics - 2019 Past Year Paper - Question 18

The mass per unit length of a rod (length 2 m) varies as ρ = 3x kg/m. The moment of inertia (in kg m2) of the rod about a perpendicular-axis passing through the tip of the rod (at x = 0) is

Physics - 2019 Past Year Paper - Question 19

For a forward biased p-n junction diode, which one of the following energy-band diagrams is correct?
F is the Fermi energy)

Physics - 2019 Past Year Paper - Question 20

The amount of work done to increase the speed of an electron from c/3 to 2c/3 is (c = 3×108 m/s and rest mass of electron is 0.511 MeV)

Physics - 2019 Past Year Paper - Question 21

The location of Cs+ and Cl ions inside the unit cell of CsCl crystal is shown in the figure. The Bravais lattice of CsCl is

Physics - 2019 Past Year Paper - Question 22

A γ-ray photon emitted from a 137Cs source collides with an electron at rest. If the Compton shift of the photon is 3.25 × 10–13 m, then the scattering angle is closest to (Planck’s constant h = 6.626 × 10–34 J s, electron mass me = 9.109 × 10–31 kg and velocity of light in free space c = 3×108 m/s)

Physics - 2019 Past Year Paper - Question 23

During free expansion of an ideal gas under adiabatic condition, the internal energy of the gas

Detailed Solution for Physics - 2019 Past Year Paper - Question 23

Physics - 2019 Past Year Paper - Question 24

In the given phase diagram for a pure substance, regions I, II, III, IV, respectively represent

Physics - 2019 Past Year Paper - Question 25

Light of wavelength λ (in free space) propagates through a dispersive medium with refractive index n(λ)=1.5 + 0.6λ. The group velocity of a wave travelling inside this medium in units of 108 m/s is

Physics - 2019 Past Year Paper - Question 26

The maximum number of intensity minima that can be observed in the Fraunhofer diffraction pattern of a single slit (width 10 µm) illuminated by a laser beam (wavelength 0.630 µm) will be

Physics - 2019 Past Year Paper - Question 27

During the charging of a capacitor C in a series RC circuit, the typical variations in the magnitude of the charge q(t) deposited on one of the capacitor plates, and the current i(t) in the circuit, respectively are best represented by

Physics - 2019 Past Year Paper - Question 28

Which one of the following is an impossible magnetic field  ?

Detailed Solution for Physics - 2019 Past Year Paper - Question 28

Physics - 2019 Past Year Paper - Question 29

If the motion of a particle is described by x = 5 cos(8πt), y = 5 sin(8πt) and z = 5t, then the trajectory of the particle is

Physics - 2019 Past Year Paper - Question 30

A ball of mass m is falling freely under gravity through a viscous medium in which the drag force is proportional to the instantaneous velocity v of the ball. Neglecting the buoyancy force of the medium, which one of the following figures best describes the variation of v as a function of time t?

View more questions
29 docs|48 tests
Information about Physics - 2019 Past Year Paper Page
In this test you can find the Exam questions for Physics - 2019 Past Year Paper solved & explained in the simplest way possible. Besides giving Questions and answers for Physics - 2019 Past Year Paper, EduRev gives you an ample number of Online tests for practice
Download as PDF