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A 4.0-kg mass has a velocity of 4.0 m/s, east when it explodes into two 2.0-kg masses. After the explosion one of the masses has a velocity of 3.0 m/s at an angle of 60° north of east. What is the magnitude of the velocity of the other mass after the explosion?
Half-Life
The time required for a quantity to reduce to half its initial amount, commonly used in describing the decay of radioactive materials.
Half-Life
The time required for half the quantity of a radioactive substance to undergo decay, also used in broader contexts to describe any type of exponential decay.
Half-Life
The time required for one half of the atoms of a radioactive substance to disintegrate into more stable materials.
Half-Life
The time required for half the quantity of a radioactive substance to undergo decay.
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