Acat is moving at 18 m/s when it accelerates at 4 m/s2 for 2 second. what is his new velocity?

The electric field between square plates of a parallel-plate capacitor has magnitude e. the potential across the plates is maintained with constant voltage by a battery as they are pulled apart to twice their original separation, which is small compared to the dimensions of the plates. the magnitude of the electric field between the plates is now equal to a)e b)e/4 c)e/2 d)4e e)2e

Which of the following list the divisions of the geologic time scale in order from longest to shortest

A1.5m wire carries a 2 a current when a potential difference of 52 v is applied. what is the resistance of the wire?