Category: Power Formula
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Angular Acceleration Formula
The rate at which the angular velocity changes with time is known as the angular acceleration in circular motion. It is also known as rotational acceleration. The quantity has both magnitude and direction, so it is a vector quantity. Angular acceleration is denoted by α. Let θ be the angular displacement, ω� be the angular…
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Angular Acceleration Unit
As the acceleration vector is perpendicular to the plane where the rotation occurs, the acceleration vector is perpendicular to that plane. An acceleration velocity that points away from the observer is created by increasing angular velocity clockwise. The vector of angular acceleration points to the viewer if the increase in angular velocity is counter clockwise. …
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What is Angular Acceleration?
Time rate of change in angular velocity is defined as angular acceleration. Radians per second per second is a common unit of measurement. Hence, α=dωdt�=���� Also known as rotational acceleration, angular acceleration occurs when a body rotates. An angular velocity change per unit of time can be expressed as a quantitative vector. A pseudo scalar…
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Equation & Solved Examples
Acceleration is caused by varying velocity. We call it angular acceleration if an object is spinning and changing its speed. Let us explore angular acceleration in detail in this article. Example 1 If the angular velocity of a body in rotational motion changes from π2�2rad/s to 3π43�4 in 0.4 s. Find the angular acceleration. Solution:…
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Introduction
In circular motion, angular acceleration is the rate with which the angular velocity changes with time. It is also referred to as rotational acceleration. It is a vector quantity, that is, it has both magnitude and direction. Angular acceleration is denoted by α�. If θ� is the angular displacement, ω�is the angular velocity and α�,…
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Conclusion
The “Work, Energy, and Power” chapter in the JEE Main syllabus is a cornerstone of physics that unveils the principles governing motion, transformation of energy, and the concept of power. It equips aspiring engineers and scientists with the tools to understand and solve intricate problems related to kinetic and potential energy, work done by forces,…
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JEE Main Physics Study and Practice Materials
Explore an array of resources in the JEE Main Physics Study and Practice Materials section. Our practice materials offer a wide variety of questions, comprehensive solutions, and a realistic test experience to elevate your preparation for the JEE Main exam. These tools are indispensable for self-assessment, boosting confidence, and refining problem-solving abilities, guaranteeing your readiness…
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JEE Main Physics Work, Energy and Power Study Materials
Here, you’ll find a comprehensive collection of study resources for Work, Energy and Power designed to help you excel in your JEE Main preparation. These materials cover various topics, providing you with a range of valuable content to support your studies. Simply click on the links below to access the study materials of Work, Energy…
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Previous Years’ Questions from JEE Paper
A block moving horizontally on a smooth surface with a speed of 40m/s40�/� splits into two equal parts. If one of the parts moves at 60m/s60�/� in the same direction, then the fractional change in the kinetic energy will be x:4�:4 where x� = ___________. (JEE Main 2021) Sol: Given: Initial velocity of the block…
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Kirchhoff’s Laws
Kirchhoff’s laws are two fundamental principles in electricity that describe the behavior of currents and voltages in electrical circuits. The algebraic sum of the currents entering a junction is zero. The algebraic sum of the voltages around a closed loop is zero. These formulas provide a solid foundation for understanding and solving problems related to…