Laws of Motion

Key Notes on What Is Constant Force and a brief guide on constant and variable force

When a force is exerted on an item that remains constant across time, it is called a constant force. A constant force assists in maintaining an object’s constant speed and enables an object to move uniformly. Similarly, a force exerted on a stationary item is said to be continuous if it contributes to the object’s equilibrium […]

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Class 11, Laws of Motion, NEET, Newton’s laws of motion, Physics

Instantaneous Speed and Instantaneous Velocity

When we talk about instantaneous velocity, we are talking about the rate at which a point’s location changes during a very short period of time (i.e., less than one second) (almost zero). Metre per second (m/s) is the unit of measurement for speed. The instantaneous speed is the magnitude of the immediate velocity at the

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Class 11, Laws of Motion, NEET, Newton’s laws of motion, Physics

General Vectors: Vector Equality, Unit Vector

A vector, as we know, is any object that has both a direction and magnitude. Here we will learn about when two vectors are considered equal, what happens when a vector is multiplied with a number and what is called a unit vector. Equality of Vectors: If we want to talk about equality between two

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Class 11, Laws of Motion, NEET, Newton’s laws of motion, Physics

Formulas to Calculate Motion Along a Straight Line

When an object travels in a straight line and covers the same distance, and the velocity varies by different amounts, it is said that the object is in non-uniform motion. In other words, the rate of change in velocity is different at different time intervals. E.g., Consider the example of a kid playing with balls.

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Class 11, Laws of Motion, NEET, Newton’s laws of motion, Physics

Formal Definition Of Hooke’s Law

The law of elasticity was discovered by the scientist Robert Hooke in 1660. Hooke’s Law states that applied force is directly proportional to the spring constant and deformation of spring. Under the elastic limit, the object returns to its original shape and size when the load is removed from the object. Hooke’s Law is the

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Class 11, Laws of Motion, NEET, Newton’s laws of motion, Physics

Equilibrium of Concurrent Forces

This system can only be understood if we first understand equilibrium. An entity is considered to be in equilibrium if it has all forces exerted equally. If all forces exerted upon an entity are equal, they cancel each other, making the impact 0. The term “concurrent forces” refers to forces that meet while passing through a common

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Class 11, Laws of Motion, NEET, Newton’s laws of motion, Physics