1

WB JEE 2008

MCQ (Single Correct Answer)

+1

-0.25

A point source of light is kept at a depth of h in water of refractive index 4/3. The radius of the circle at the surface of water through which light emits is

2

WB JEE 2023

MCQ (Single Correct Answer)

+1

-0.25

Three identical convex lenses each of focal length $$\mathrm{f}$$ are placed in a straight line separated by a distance $$\mathrm{f}$$ from each other. An object is located at f/2 in front of the leftmost lens. Then,

3

WB JEE 2022

MCQ (Single Correct Answer)

+1

-0.25

The human eye has an approximate angular resolution of $$\theta$$ = 5.8 $$\times$$ 10^{$$-$$4} rad and typical photo printer prints a minimum of 300 dpi (dots per inch, 1 inch = 2.54 cm). At what minimal distance d should a printed page be held so that one does not see the individual dots?

4

WB JEE 2021

MCQ (Single Correct Answer)

+1

-0.25

A spherical convex surface of power 5 D separates object and image space of refractive indices 1.0 and $$4\over3$$ , respectively. The radius of curvature of the surface is

Questions Asked from Geometrical Optics (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