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1 years ago
by Ashish Arora
Gravitational Field due to Extended Bodies
As already covered that the gravitational field strength at a point in space is given by the force experienced by a unit mass placed at that point and
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1 years ago
by Ashish Arora
Principle of Superposition of forces & Gravitational Field
When two or more gravitational forces act on a body then the resulting effect on this body is analyzed by principle of superposition of forces which i
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1 years ago
by Ashish Arora
Introduction to Gravitational Force & Its vector form
Newton’s Law of Gravitation is a fundamental law we study in early classes. This law gives the gravitational force of attraction between two bod
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1 years ago
by Ashish Arora
Advance Applications of Rigid Body dynamics(Part-IV)
Cases of Toppling :There are several problems framed on cases of toppling. A body topples over a point only if the line of action of its weight crosse
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1 years ago
by Ashish Arora
Advance Applications of Rigid Body dynamics (Part-III)
There are several situations of collisions in rigid body dynamics on which different problems are framed. In such cases we need to conserve angular mo
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1 years ago
by Ashish Arora
Advance Applications of Rigid Body dynamics (Part-II)
In applications of rotational motion one of the most important section is rolling motion and variety of problems are framed on rolling motion and its
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1 years ago
by Ashish Arora
Advance Applications of Rigid Body dynamics (Part-I)
There are lot of variety of problems which forms the basis of understanding advance applications of the topic. Here we are discussing some advance ill
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1 years ago
by Ashish Arora
Work and Power in Rotational Motion
In dynamics we have studied that work is the amount of energy which is transferred in the process of displacement of a body by an external force actin
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1 years ago
by Ashish Arora
Analysis of Rolling Motion with Sliding
In case of pure rolling of a body it moves in such a way that the point of contact of body with the surface remain at rest and it happens when the vel
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1 years ago
by Ashish Arora
Rolling Motion and Pure Rolling of a body
Rolling Motion of a body is combination of both translational and rotational motion of a round shaped body placed on a surface. When a body is set in
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1 years ago
by Ashish Arora
Concept of Angular Impulse and Kinetic Energy in Rotational Motion
Like Impulse in translational motion we define angular impulse in rotational motion. When an external torque is acting on a rotating body the rate
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1 years ago
by Ashish Arora
Basics of Angular Momentum of a Body and its Conservation
In translational motion we studied about the momentum of body. Momentum measures the inertia of motion in body as well as its rate of change gives the
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1 years ago
by Ashish Arora
Power and its applications
Power is the rate at which energy is supplied or gained by a system of body/bodies. Power of a system can be expressed in two ways – Average Pow
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1 years ago
by Ashish Arora
Concept of Equilibrium in a Force Field
In a conservative force field the relation in force and potential energy is given as F = - dU/dx so if at a point in conservative force field there ca
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1 years ago
by Ashish Arora
Applications of Work-Energy theorem
Work-Energy theorem is very useful in analyzing situations where a rigid body moves under several forces. As we know that a rigid body cannot store po
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1 years ago
by Ashish Arora
Understanding Work-Energy theorem and Potential Energy relation with Force.
Work-Energy theorem is a fundamental basis of handling problems involving physical situations in several domains of physics where energy transformatio
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1 years ago
by Ashish Arora
Understanding Energy Types and various Force Fields
Energy we are studying from childhood which indicates the capacity of doing work by an agent or any body and work is the transfer of energy from one b
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1 years ago
by Ashish Arora
Understanding Fundamentals of Work and its calculation
From early grades we study Energy is the ability to do Work by a body or an agent. When an agent does work by applying a force, it is said that amount
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1 years ago
by Ashish Arora
Newton’s Second Law and its Applications in Rotational Motion
We are all familiar with Newton’s Second Law of Motion. It relates the force applied on a body with the acceleration of the body as F=ma or the
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1 years ago
by Ashish Arora
Radius of Gyration and Applications of Axes Theorems for Moment of Inertia
For different types of bodies rotating about different axes of rotation their moment of inertia is different and in calculation of moment of inertia a
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1 years ago
by Ashish Arora
Axes Theorems for Moment of Inertia
In case of an object rotating about a given axis of rotation, the universal method to calculate its moment of inertia is by considering an elemental m
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1 years ago
by Ashish Arora
Moment of Inertia of Standard Objects
In analysis of Rotational Motion moment of inertia plays a very important role as all applications of rotational motions are based on inertial propert
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1 years ago
by Ashish Arora
Introduction to Rotational Motion
Rotational Motion of a body is a motion in which body moves about a given Axis of Rotation in such a way that all particles of body move in different
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1 years ago
by Ashish Arora
Cases of Mass Variation and Super Elastic Collision
There are many cases in which mass of a body changes. It may increase or decrease while body is in motion. Such cases are handled with concept of Mass
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1 years ago
by Ashish Arora
Oblique Collision and their applications in 2D Plane
When line of impact during collision of bodies is different from the direction of initial motion of spherical bodies then the after collision the dire
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1 years ago
by Ashish Arora
Head-On Collisions and their applications
When a body hits another body in such a way that their initial velocities are in the direction of the line joining their centers then after collision
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1 years ago
by Ashish Arora
Collision of bodies of different materials and Coefficient of Restitution
When two bodies collide then at the time of impact they deform each other and their kinetic energy increases the elastic potential energy of the bodie
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1 years ago
by Ashish Arora
Law of Conservation of Linear Momentum
The velocity of center of mass of a system of particles is given by the ratio of total system momentum to the sum of all masses of particles of the sy
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1 years ago
by Ashish Arora
Displacement, Velocity and Acceleration of Center of Mass of a System
Displacement of Center of Mass :When in a system of particles, the particles are given some displacements then its center of mass will also get displa
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1 years ago
by Ashish Arora
Center of Mass of Standard Continuous Objects Part - II
There are several standard continuous objects and their center of mass we studied in previous part of this article. In this article we’ll study
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1 years ago
by Ashish Arora
Center of Mass of Standard Continuous Objects Part – I
There are several continuous objects which are used frequently in problems based on different physical situations. Here we’ll study about locali
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1 years ago
by Ashish Arora
Center of Mass of Subtractive Objects and Continuous Object Systems
Subtractive Objects :In many situations we need to locate the center of mass of an object when from a given body a part is removed. Such systems are c
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1 years ago
by Ashish Arora
Center of Mass of a Multi Particle System
With the use of mass moment property of center of mass, we can also locate the center of mass of a multiple particle system in a region of space.
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1 years ago
by Ashish Arora
Center of Mass of a System of Particles & its Localization
Center of Mass of any given system of particles is considered as a point where whole mass of all particles of system is supposed to be concentrated fo
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1 years ago
by Ashish Arora
Applications of Vertical Circular Motion of a particle
In case of vertical circular motion of a pendulum bob different motions can be analyzed depending upon the initial projection velocity of bob. This an
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1 years ago
by Ashish Arora
Vertical Circular Motion of a Pendulum Bob
When a pendulum bob is projected in such a way that it moves in a circular motion in vertical plane, its speed as well as tension in string continuous
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1 years ago
by Ashish Arora
Centrifugal Force and Applications of Horizontal Circular Motion
First we will discuss a basic Horizontal Circular Motion of a Conical Pendulum which is a specific type of circular motion of a simple pendulum. When
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1 years ago
by Ashish Arora
Understanding Tangential and Normal Acceleration
When a body moves in two dimensional motion, its velocity magnitude and direction both may change. Change in velocity is always due to some accelerati
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1 years ago
by Ashish Arora
Understanding of Basic Properties of Circular Motion
Circular Motion is an angular motion in which distance of a particle in motion remain constant from a fixed point, the center of the circular trajecto
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