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If a body is thrown up in the air such that it deviates from simple one dimensional motion, it is termed a projectile . The analysis of m...
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Centripetal force is a force that makes a body follow a curved path: it is always directed orthogonal to the velocity of the body, toward t...
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Free fall is any motion of a body where gravity is the only force acting upon it, at least initially. These conditions produce an inertial ...
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Rotational motion is more complicated than linear motion, and only the motion of rigid bodies will be considered here. A rigid body i...
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In physics, power is the rate at which energy is transferred, used, or transformed. For example, the rate at which a light bulb transform...
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Work is a measure of change of energy. The net work done equals the change in Kinetic Energy (this is the Work-Energy Theorem). Work...
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In classical mechanics, the kinetic energy of a point object (an object so small that its mass can be assumed to exist at one point), or a ...
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The efficiency of an entity (a device, component, or system) in electronics and electrical engineering is defined as useful power output di...
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Substitute Newton's second law into the definition for torque with θ of 90 degrees (a right angle between F and r ) and use t...
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