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Control Systems
Consider the function F(s) = ω/(s²+ω²). Where F(s) = Laplace transform of f(t). The final value of f(t) is equal to
infinite
a value between -1 and +1
zero
finite constant
infinite
a value between -1 and +1
zero
finite constant
Answer
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Related Question
Control Systems
Force balancing equation for elastic element (K) is (where, x = displacement)
None of these
K d2x/dt2
K *x
K dx/dt
None of these
K d2x/dt2
K *x
K dx/dt
Answer
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Control Systems
Lead compensator is used to improve ------------------
Both 1 and 2
Steady state response
None of these
Transient response
Both 1 and 2
Steady state response
None of these
Transient response
Answer
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Control Systems
The transfer function of a system is G(s) = 100/((s+1)(s+100)). For unit step input to the system the approximate settling time for 2% criterion is
100 sec
4 sec
10 sec
400 sec
100 sec
4 sec
10 sec
400 sec
Answer
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Control Systems
For a second order under damped system subjected to unit step input the time response has first peak value to be 4 times the second over shoot. Determine the damping ratio ξ ?
0.707
0.87
0.087
0.07
0.707
0.87
0.087
0.07
Answer
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Control Systems
A proportional plus integral controller
it increases rise time
has high sensitivity
both 2 and 3
increases the stability of the system
it increases rise time
has high sensitivity
both 2 and 3
increases the stability of the system
Answer
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