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Motion of a man in a lift
Case (1): When the lift is accelerated upward: Suppose, ‘R’ be the upward thrust of the floor on…
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Angle of Repose
Angle of Repose - Where the angle of inclination (α) of the plane is equal…
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Motion of a body vertically downward & vertically upward
Motion of a body vertically downward: When a body is releasedfrom rest at a certain height…
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Difference between speed and velocity
Speed: The rate at which a moving body describes its path is called as speed or the rate…
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Angular Velocity
What is Angular Velocity? Give Definition and Formula? It is the rate of change of angular…
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Angular Acceleration
What is Angular Acceleration, Centripetal Acceleration and Tangential Acceleration? Angular Acceleration is the rate of…
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Angular Displacement
Angular displacement is defined as “the angle in radians (degrees, revolutions) through which a point…
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Newton’s Laws of Motion
Motion:- When a body changes its position with respect to other bodies, then body is called…
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Center of Gravity
Center of Gravity (centroid) - The point through which the whole mass of the body acts, irrespective…
