A 25 kg trunk strikes the ground with a speed of 12.5ms. if, Ask an Expert

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Q. A cord of length 1.50 m is fixed at both ends. Its mass per unit length is 1.20 g/m and the tension is 12N. What is the frequency of the fundamental oscillation?

Q. A 25 kg trunk strikes the ground with a speed of 12.5m/s. if no energy is lost from air resistance, what is the height from which trunk fell?

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