laste 9. A coin is dropped from a height of som. How to will it fell, just before it hits the ground? [Take 9- 10 m/s, Hind: for a falling body, the total pe at the greatest height will be equal to the K-E, Just before it bouches the ground1​

If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction