In Sl units, the position x of a spring-loaded electromagnetic valve varies over time t in the manner described by the 2nd order ODE * + aż + (B + K)x = K The term on the RHS is designed so that, if x is disturbed from its rest position, then it automatically returns, ideally, after a short period of time with no overshoot. When a = 1,8 = 1 and K = the rest position of the system is x = a) Suppose that this system is at rest for the period 0 st < 3, but at t = 3 the system is disturbed. Solve the ODE 'by hand' with initial conditions x(3) =and i(3) = 2; and plot x against t for the period 0 sts 20 on a fully labelled graph to show that the system does indeed settle back down to the rest position of (remember, x = for the period 0st < 3, while your solution applies to the period 3sts 20).

Elements Of Electromagnetics
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Question 6
In Sl units, the position x of a spring-loaded electromagnetic valve varies over time t in the manner
described by the 2nd order ODE
* + aż + (8 + K)x = K
The term on the RHS is designed so that, if x is disturbed from its rest position, then it automatically
returns, ideally, after a short period of time with no overshoot.
When a = 1,8 = 1 and K = the rest position of the system is x =
Suppose that this system is at rest for the period 0 <t < 3, but at t = 3 the system is disturbed.
Solve the ODE 'by hand' with initial conditions x(3) =and i(3) = 2; and
plot x against t for the period 0 <t< 20 on a fully labelled graph to show that the system does
indeed settle back down to the rest position of (remember, x =
for the period 0 st< 3,
while your solution applies to the period 3 <t< 20).
(C)
Transcribed Image Text:Question 6 In Sl units, the position x of a spring-loaded electromagnetic valve varies over time t in the manner described by the 2nd order ODE * + aż + (8 + K)x = K The term on the RHS is designed so that, if x is disturbed from its rest position, then it automatically returns, ideally, after a short period of time with no overshoot. When a = 1,8 = 1 and K = the rest position of the system is x = Suppose that this system is at rest for the period 0 <t < 3, but at t = 3 the system is disturbed. Solve the ODE 'by hand' with initial conditions x(3) =and i(3) = 2; and plot x against t for the period 0 <t< 20 on a fully labelled graph to show that the system does indeed settle back down to the rest position of (remember, x = for the period 0 st< 3, while your solution applies to the period 3 <t< 20). (C)
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