Asked by Anonymous

A BLOCK OF MASS 20KG MOVING WITH A SPEED OF 18 KM/H EXPLODES AND SPLITS INTO 2 PARTS.ONE PART OF MASS 15 KG COMES TO REST FIND THE VELOCITY OF SECOND PART?

14 years ago

Answered by Damon

20 * 18 = 15 * 0 + 5 * v

14 years ago

Answered by Damon

because
momentum before = momentum after

14 years ago

Answered by Damon

since there are no external forces on the system to change its momentum

14 years ago

Answered by kabilan

20*18=15*0+(20-15)*x
360=0+5*x
x=360/5
velocity of the other part=72

8 years ago

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