A crate of 20-kg is sliding down an inclined plane as shown below with an initial velocity of 5 m/s. Calculate the velocity of the crate after travelling 4 m? (Assume 4 =0.4). 4 m 20 kg 5m/s 20

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Conservation of Energy

In physics, the rule of the conservation of energy states that energy doesn’t disappear from the atmosphere; instead, it changes its form from one type to another. Energy is one of the most important physical quantities in nature, and it cannot be created or destroyed — only transformed.