Physics, 06.03.2020 22:37 sangamlama
A 5 - kg blob of putty is dropped from a height of 10.0 m above the ground onto a light vertical spring the top of which is 5 m above the ground. If the spring constant k = 200 N/m and the blob compresses the spring by 1.50 m, then find the amount of energy lost in sound and thermal energy. a. 20 J b. 0.17 kj c. 0.27 kj d. 0.43 kj e. 94 J
Answers: 3
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Engineers find a new metal that is stronger than steel but much lighter. this material is also significantly cheaper than what is currently used for most aircraft, available in large quantities, and easy to manufacture. the engineers are excited because this new material will lower the costs of buying and operating airplanes for companies. what is probably the best step for the engineers to make next?
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A 5 - kg blob of putty is dropped from a height of 10.0 m above the ground onto a light vertical spr...
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