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VITEEE Physics Test - 10


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35 Questions MCQ Test VITEEE: Subject Wise and Full Length MOCK Tests | VITEEE Physics Test - 10

VITEEE Physics Test - 10 for JEE 2023 is part of VITEEE: Subject Wise and Full Length MOCK Tests preparation. The VITEEE Physics Test - 10 questions and answers have been prepared according to the JEE exam syllabus.The VITEEE Physics Test - 10 MCQs are made for JEE 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for VITEEE Physics Test - 10 below.
Solutions of VITEEE Physics Test - 10 questions in English are available as part of our VITEEE: Subject Wise and Full Length MOCK Tests for JEE & VITEEE Physics Test - 10 solutions in Hindi for VITEEE: Subject Wise and Full Length MOCK Tests course. Download more important topics, notes, lectures and mock test series for JEE Exam by signing up for free. Attempt VITEEE Physics Test - 10 | 35 questions in 50 minutes | Mock test for JEE preparation | Free important questions MCQ to study VITEEE: Subject Wise and Full Length MOCK Tests for JEE Exam | Download free PDF with solutions
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VITEEE Physics Test - 10 - Question 1
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In a step-up transformer the turn ratio is 1:10. A resistance of 200 ohm connected across the secondary is drawing a current of 0.5 amps. What is the primary voltage and current

VITEEE Physics Test - 10 - Question 2
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Capacity of a conductor depends upon

VITEEE Physics Test - 10 - Question 3
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An electron - volt is the unit of

VITEEE Physics Test - 10 - Question 4
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Consider telecommunication through optical fibres. Which of the following statements is not correct
VITEEE Physics Test - 10 - Question 5
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Phenomenon of electrolysis was first given by
VITEEE Physics Test - 10 - Question 6
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A charged particale accelerated through a P.D. of 100 volt passes throught the uniform electric and magnetic fields so as to experience no deflection. If E = 15 x 106 V m-1 and B = 5 x 103 T , then the specific charge of the particle is
VITEEE Physics Test - 10 - Question 7
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There is a current of 1.344 amp in a copper wire whose area of cross-section normal to the length of the wire is 1 mm2. If the number of free electrons per cm3 is 8.4x1022 ,then the drift velocity would be
VITEEE Physics Test - 10 - Question 8
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A current is passed through two coils connected in series. The potential difference across the first coil is 3 V and that of the second coil is 4.5 V. If the first coil has a resistance of 2Ω, then resistance of the second coil is
VITEEE Physics Test - 10 - Question 9
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The resistance of a discharge tube is
VITEEE Physics Test - 10 - Question 10
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In a given network, each resistance has value of 6 Ω . The point X is connected to point A by a copper wire of negligible resistance and point Y is connected to point B by the same wire. The effective resistance between X and Y will be
VITEEE Physics Test - 10 - Question 11
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When yellow light is incident on a surface, no electrons are emitted while green light can emit. If red light is incident on the surface, then
VITEEE Physics Test - 10 - Question 12
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A generator at a utility company produces 100 A of current at 4000 V. The voltage is stepped up to 240000 V by a transformer before it is sent on a high voltage transmission line. The current in transmission line is
VITEEE Physics Test - 10 - Question 13
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In T.V. broadcasting both picture and sound are transmitted simultaneously. In this
VITEEE Physics Test - 10 - Question 14
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If the electric flux entering and leaving an enclosed surface respectively is φ₁ and φ₂, the electric charge inside the surface will be
VITEEE Physics Test - 10 - Question 15
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Power delivered by the source in the circuit is maximum, when
VITEEE Physics Test - 10 - Question 16
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The average e.m.f. induced in a coil in which a current changes from 0 to 2 A in 0.05 s is 8 V. The self inductance of the coil is
VITEEE Physics Test - 10 - Question 17
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Potential energy of two equal positive charges 1 μ C each held 1 m apart in air is
VITEEE Physics Test - 10 - Question 18
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A spherical shell of radius a with charge Q is expanded to radius b. The work done by the electric force in the process is
VITEEE Physics Test - 10 - Question 19
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Calculate the capacitance C of the capacitor if C0  is the capacitance without dielectric
VITEEE Physics Test - 10 - Question 20
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An electric dipole has the magnitude of its charge as q, and its dipole moment is p. It is placed in a uniform electric field E. If its dipole moment is along the direction of the field, then force acting on it and its potential energy are respectively
Detailed Solution for VITEEE Physics Test - 10 - Question 20


The situation is shown in adjacent figure, P → is parallel to E →
∴ U = - pE cos 0 = - pE = Minimum
and the net force on the dipole is zero

VITEEE Physics Test - 10 - Question 21
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The nuclear size is measured in the units of
VITEEE Physics Test - 10 - Question 22
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Which of the following particles will describe the smallest circle when projected with the same velocity perpendicular to the magnetic field ?
VITEEE Physics Test - 10 - Question 23
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A work of 100 J is done in moving a charge of -5C from infinity to a particular point in an electrostatic field. The potential of this point is
VITEEE Physics Test - 10 - Question 24
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The first atomic reactor was constructed by
VITEEE Physics Test - 10 - Question 25
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The mass defect in a particular nuclear reaction is 0.3 grams. The amount of energy liberated in kilowatt hours is (velocity of light = 3 x 108 ms-1).
VITEEE Physics Test - 10 - Question 26
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When ultraviolet rays are incident on metal plate then photoelectric effect does not occur, it occurs by incidence of
VITEEE Physics Test - 10 - Question 27
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The photoelectric threshold of a certain metal is 3000 Å. If the radiation of 2000 Å is incident on the metal
Detailed Solution for VITEEE Physics Test - 10 - Question 27

The photoelectrons will be emitted because wavelength of incident radiation is less than threshold wavelength (λ < λ0)

VITEEE Physics Test - 10 - Question 28
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Light is incident on a glass plate at an angle of 600. If reflected and refracted rays are mutually perpendicular, then refractive index of the glass plate is
VITEEE Physics Test - 10 - Question 29
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Intrinsic semiconductor is electrically neutral. Extrinsic semiconductor having large number of current carriers would be
VITEEE Physics Test - 10 - Question 30
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Depletion layer consists of
VITEEE Physics Test - 10 - Question 31
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To a germanium sample, traces of gallium are added as an impurity. The resultant sample would behave like
VITEEE Physics Test - 10 - Question 32
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The maximum number of possible interference maxima for slit-separation equal to twice the wavelength in Young's double-slit experiment, is
Detailed Solution for VITEEE Physics Test - 10 - Question 32

d sin θ = nλ

VITEEE Physics Test - 10 - Question 33
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The wave theory of light was given by
VITEEE Physics Test - 10 - Question 34
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If the two slits in Young's experiment have width ratio 1:4, the ratio of intensity at maxima and minima in the interference pattern in
Detailed Solution for VITEEE Physics Test - 10 - Question 34

VITEEE Physics Test - 10 - Question 35
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In young's double slit experiment, three light, blue, yellow and red are used successively. For which colour, will the fringe width be maximum?
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