Question

the selectivity of a series LCR a. c. circuit is large, when 1_ L is large and R is large 2_ L is small and R is small ?? tell guys​

Answer 1

Answer:

the selectivity of lcr ckt is large

when R=L

Answer 2

Answer: when l is small and r is small

Explanation: because impedence depends on √(Xl - Xc)2+ r2 and if l and r is small power loss will less