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13-01-2017
Physics

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A spring 20cm long is stretched to 25cm by a load of 50N. What will be its length when stretched by 100N assuming that the elastic limit is not reached? I want the answer abd solving to this question and also the formula for young modulus of elasticity

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Аноним Аноним

13-01-2017

k = 50N/(25-20)cm = 10N/cm.

L = 20cm + (100N/10N) * 1cm = 30 cm.

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