69.9k views
4 votes
A velocity selector is a device with an electric and magnetic field perpendicular to one another.

a. True
b. False

2 Answers

6 votes
true

step by step:
bec ik i’m in hs
User Bumhan Yu
by
4.9k points
3 votes

Answer:

a. True

Step-by-step explanation:

It's commonly used in the bain bridge diagram determining positive rays

User Dockstar
by
5.0k points