1

WB JEE 2020

MCQ (Single Correct Answer)

+1

-0.25

A galvanometer can be converted to a voltmeter of full scale deflection V

_{0}by connecting a series resistance R_{1}and can be converted to an ammeter of full scale deflection I_{0}by connecting a shunt resistance R_{2}. What is the current flowing through the galvanometer at its full scale deflection?2

WB JEE 2020

MCQ (Single Correct Answer)

+1

-0.25

What will be the equivalent resistance between the terminals A and B of the infinite resistive network shown in the figure?

3

WB JEE 2020

MCQ (Single Correct Answer)

+1

-0.25

Consider the circuit shown.

If all the cells have negligible internal resistance, what will be the current through the 2$$\Omega $$ resistor when steady state is reached?

If all the cells have negligible internal resistance, what will be the current through the 2$$\Omega $$ resistor when steady state is reached?

4

WB JEE 2020

MCQ (Single Correct Answer)

+2

-0.5

A pair of parallel metal plates are kept with a separation d. One plate is at a potential + V and the other is at ground potential. A narrow beam of electrons enters the space between the plates with a velocity v

_{0}and in a direction parallel to the plates. What will be the angle of the beam with the plates after it travels an axial distance L?Questions Asked from Current Electricity (MCQ (Single Correct Answer))

Number in Brackets after Paper Indicates No. of Questions

WB JEE Subjects

Physics

Mechanics

Units & Measurements
Vector Algebra
Motion
Laws of Motion
Work Power & Energy
Center of Mass
Rotational Motion
Properties of Matter
Heat and Thermodynamics
Simple Harmonic Motion
Waves
Gravitation

Electricity

Optics

Modern Physics

Chemistry

Physical Chemistry

Some Basic Concepts of Chemistry
Atomic Structure
Redox Reaction
Gaseous State
Chemical Equilibrium
Liquid Solution
Ionic Equilibrium
Thermodynamics
Chemical Kinetics
Radioactivity and Nuclear Chemistry
Electrochemistry
Solid State
Surface Chemistry

Inorganic Chemistry

Periodic Table
Chemical Bonding
Metallurgy
Hydrogen and It's Compounds
Some s Block Elements
Some P Block Elements
d and f Block Elements
Coordination Compounds

Organic Chemistry

Mathematics

Algebra

Logarithms
Sequence and Series
Quadratic Equations
Complex Numbers
Permutations and Combinations
Mathematical Induction and Binomial Theorem
Matrices and Determinants
Vector Algebra
Three Dimensional Geometry
Probability
Statistics
Sets and Relations

Trigonometry

Coordinate Geometry

Calculus