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This experiment illustrates the law of action and reaction, which asserts that momentum cannot be imparted to any body without equal and opposite momentum being imparted to some other body.

Backward Movement of Discharging Vessel

This experiment illustrates the law of action and reaction, which asserts that momentum cannot be imparted…

"A drill to which a steady momentum is imparted by means of a fly-wheel having a reciprocating motion like that of the balance-wheel of a watch." -Whitney, 1911

Fly Drill

"A drill to which a steady momentum is imparted by means of a fly-wheel having a reciprocating motion…