In compressing the spring in a toy dart gun, 0.5 J of work is done. When the

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In compressing the spring in a toy dart gun, 0.5 J of work is done. When the gun is fired, the spring gives its potential energy to a dart with a mass of 0.02 kg.
(a) What is the dart’s kinetic energy as it leaves the gun?
(b) What is the dart’s speed?

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Inquiry into Physics

ISBN: 978-1305959422

8th edition

Authors: Vern J. Ostdiek, Donald J. Bord

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