PHYSICS · Single correct · CBSE · Physics · Alternating Current · Alternating Current
Problem
In a series LCR circuit, the inductance L and the capacitance C are both reduced to one-half of their original values, while the resistance R is kept the same. By what factor does the bandwidth Δω change?
(a) It becomes half of the original value
(b) It becomes four times the original value
(c) It becomes twice the original value
(d) It remains unchanged