10.4 D Determine the phase constant and the impedance of the RLC circuit shown in
the figure when the frequency of the time-
varying emf is 1.00 kHz, C = 100. JF,
L= 10.0 mH, and R= 100. 12.

Suppose a force of 60 n is required to stretch and hold a spring 0.1 m from its equilibrium position. a. assuming the spring obeys hooke's law, find the spring constant k. b. how much work is required to compress the spring 0.5 m from its equilibrium position? c. how much work is required to stretch the spring 0.6 m from its equilibrium position? d. how much additional work is required to stretch the spring 0.1 m if it has already been stretched 0.1 m from its equilibrium? a. kequals 600