Calculate the dart kinetic energy as it leaves the gun

Reference no: EM13658790

In compressing the spring in a toy dart gun, 4 Joule of work is done. When the gun is fired, the spring gives its potential energy to a dart with a mass of 0.02 kilogram.

(a) Calculate the dart kinetic energy as it leaves the gun?

(b) Calculate the darts speed?

Reference no: EM13658790

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