10.2 Gravitational And Electrical Potential Energy Flashcards
1
Q
What is the gravitational potential energy of a mass placed at a point where gravitational potential is V?
A
Ep = mV
2
Q
How does the formula for gravitational potential energy change if the field is caused by a mass?
A
Ep = - GMm/r
3
Q
What is the electrical potential energy of a charge placed at a point where gravitational potential is V?
A
Ep = qV
4
Q
How does the formula for electrical potential energy change if the field is caused by a charge?
A
Ep = - kQq/r
