In situations where a small signal must travel over
Chapter , Problem 10(choose chapter or problem)
In situations where a small signal must travel over adistance, a shielded cable is used in which the signal wireis surrounded by an insulator and then enclosed by acylindrical conductor carrying the return current (Fig. 28-12).Why is a shield necessary?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer