[أرق فيزيائيه]

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A piston in a gasoline engine is in simple harmonic motion. If the extremes of its position relative to its center point are ±5.00 cm, find the maximum velocity and acceleration of the piston when the engine is running at the rate of 3 600 rev/min؟






2-The angular position of a pendulum is represented by the equation θ₌(0.320 rad)cosωt, where θ is in radians and ω₌ 4.43 rad/s. Determine the period and length of the pendulum



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