In an LRC circuit, if the condition R2 = L/C holds, the circuit ...

[faduma]

In an LRC circuit, if the condition R2 = L/C holds, the circuit is
 
  A)
 
  overdamped.
  B)
 
  not affected.
  C)
 
  underdamped.
  D)
 
  totally inundated.
  E)
 
  critically damped.

Question 2

A 2.00-kg mass oscillates on the end of a spring with spring constant 12.0 N/m. Its amplitude of oscillation decreases from 10.0 cm to 1.0 cm in 4.00 minutes. What is the linear damping coefficient of this oscillator?
 
  A)
 
  134 Ns/m
  B)
 
  1.76 Ns/m
  C)
 
  0.311 Ns/m
  D)
 
  0.0384 Ns/m
  E)
 
  0.622 Ns/m

[peter]

Answer to Question 1

C

Answer to Question 2

D

[faduma]

Thanks for the timely response, appreciate it

[6ana001]

Excellent