1
IIT-JEE 2004 Screening
MCQ (Single Correct Answer)
+2
-0.5
A particle is acted by a force F = kx, where k is a +ve constant. Its potential energy at x = 0 is zero. Which
curve correctly represents the variation of potential energy of the block with respect to x
2
IIT-JEE 2003 Screening
MCQ (Single Correct Answer)
+2
-0.5
If W1, W2 and W3 represent the work done in moving a particle from A to B along three different paths 1, 2 and 3 respectively (as shown) in the
gravitational field of a point mass m, find the correct relation between
W1, W2 and W3.


3
IIT-JEE 2002 Screening
MCQ (Single Correct Answer)
+2
-0.5
An ideal spring with spring-constant k is hung from the ceiling and a block of mass M is attached to its lower end. The mass is released with the spring initially unstretched. Then the maximum extension in the spring is
4
IIT-JEE 2000 Screening
MCQ (Single Correct Answer)
+2
-0.5
A wind-powered generator converts wind energy into electrical energy. Assume that the generator converts a fixed fraction of the wind energy intercepted by its blades into electrical energy. For wind speed v, the electrical power output will be proportional to
Questions Asked from Work Power & Energy (MCQ (Single Correct Answer))
Number in Brackets after Paper Indicates No. of Questions
JEE Advanced 2018 Paper 2 Offline (1)
JEE Advanced 2015 Paper 1 Offline (1)
JEE Advanced 2014 Paper 2 Offline (1)
JEE Advanced 2013 Paper 2 Offline (2)
JEE Advanced 2013 Paper 1 Offline (1)
IIT-JEE 2010 Paper 2 Offline (1)
IIT-JEE 2008 Paper 2 Offline (2)
IIT-JEE 2004 Screening (1)
IIT-JEE 2003 Screening (1)
IIT-JEE 2002 Screening (1)
IIT-JEE 2000 Screening (1)
IIT-JEE 1999 Screening (1)
IIT-JEE 1994 (1)
IIT-JEE 1980 (2)
JEE Advanced Subjects
Physics
Mechanics
Units & Measurements
Motion
Laws of Motion
Work Power & Energy
Impulse & Momentum
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
Structure of Atom
Redox Reactions
Gaseous State
Equilibrium
Solutions
States of Matter
Thermodynamics
Chemical Kinetics and Nuclear Chemistry
Electrochemistry
Solid State & Surface Chemistry
Inorganic Chemistry
Periodic Table & Periodicity
Chemical Bonding & Molecular Structure
Isolation of Elements
Hydrogen
s-Block Elements
p-Block Elements
d and f Block Elements
Coordination Compounds
Salt Analysis
Organic Chemistry
Mathematics
Algebra
Quadratic Equation and Inequalities
Sequences and Series
Mathematical Induction and Binomial Theorem
Matrices and Determinants
Permutations and Combinations
Probability
Vector Algebra and 3D Geometry
Complex Numbers
Trigonometry
Coordinate Geometry
Calculus