# algebra based physics

posted by
**jrfannin**
.

Two identical 20g particles each carry 4.0μC of charge. One is held fixed, and the other is placed 1.0 mm away and released.

Find the speed of the moving charge when it's 1.0 cm from the fixed charge.

Find the speed of the moving charge when it's 1.0 km from the fixed charge.