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Control Systems
A negative feedback closed loop control system is supplied to an input of 5 volt. The system has a forward gain of 1 and a feedback gain of 1. What is the output voltage?
1.5 Volt.
2.5 Volt.
1.0 Volt.
2.0 Volt.
1.5 Volt.
2.5 Volt.
1.0 Volt.
2.0 Volt.
Answer
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Related Question
Control Systems
The closed loop transfer function of a system is 25/(s² + 25). The settling time of the system is
25 sec
5 sec
∞ sec
1 sec
25 sec
5 sec
∞ sec
1 sec
Answer
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Control Systems
The system is initially critical damped. If the gain of the system is doubled, then it will exhibit
undamped characteristics.
under damped characteristics.
critical damped characteristics.
over damped characteristics.
undamped characteristics.
under damped characteristics.
critical damped characteristics.
over damped characteristics.
Answer
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Control Systems
Which one of the following is the response y(t) of a casual LTI system described by H(s) = (s+1)/(s²+2s+2) for a given input x(t) = e-t u(t)?
e-t cost*u(t)
e-t cott*u(t)
e-t tant*u(t)
e-t sint*u(t)
e-t cost*u(t)
e-t cott*u(t)
e-t tant*u(t)
e-t sint*u(t)
Answer
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Control Systems
When the input to a system was with drawn at t = 0, its output was found to decrease exponentially from 1000 units to 500 units in 1.386 sec. The time constant of the system is
2.000.
0.693.
1.386.
0.500.
2.000.
0.693.
1.386.
0.500.
Answer
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Control Systems
The position and velocity error coefficient for the transfer function given below are respectively
50 and infinity.
0 and 0.
50 and 0.
0 and infinity.
50 and infinity.
0 and 0.
50 and 0.
0 and infinity.
Answer
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