10. A frog leaps from its resting position at the
1 answer:
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Answer is: 1973.17N aprox.
step by step in the pic below
step by step in the pic below
Here we apply conservation of linear momentum. The momentum of the truck with cargo and without cargo remains constant. That is,
.
Here are initial mass and velocity.
are final mass and velocity. Here
and
.
The velocity of the truck be after its cargo is taken off is