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Control Systems
Which of the following is/are the example of actuator?
Hydraulic motor
All
Electric motor
Pneumatic motor
Hydraulic motor
All
Electric motor
Pneumatic motor
Answer
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Related Question
Control Systems
A unity feedback control system has forward loop transfer function as e-Ts/s(s+1). Its phase value will be zero at frequency ω1. Which of the following equations should be satisfied by ω1?
Tω1 = tan(ω1)
ω1 = tan(Tω1)
Tω1 = cot(ω1)
ω1 = cot(Tω1)
Tω1 = tan(ω1)
ω1 = tan(Tω1)
Tω1 = cot(ω1)
ω1 = cot(Tω1)
Answer
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Control Systems
The output of the system has an effect upon the input quantity, then the system is a
either 1 or 2.
closed loop control system.
None of these
open loop control system.
either 1 or 2.
closed loop control system.
None of these
open loop control system.
Answer
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Control Systems
The input-output relationship of a linear time invariant continuous time system is given by r(t) = d²c(t)/dt² + 3 dc(t)/dt + 2 c(t) Where r(t) and c(t) are input and output respectively. What is the transfer function of the system equal to?
1/(s² + s + 2)
2/(s² + s + 2)
1/(s² + 3s + 2)
2/(s² + 3s + 2)
1/(s² + s + 2)
2/(s² + s + 2)
1/(s² + 3s + 2)
2/(s² + 3s + 2)
Answer
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Control Systems
For a lead compensator, the poles lie:
on RHS.
on LHS before zero.
on origin.
on LHS.
on RHS.
on LHS before zero.
on origin.
on LHS.
Answer
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Control Systems
The device necessarily used for automatic temperature control in a furnace is
Any of above.
Thermocouple.
Thermostat.
Auto-transformer.
Any of above.
Thermocouple.
Thermostat.
Auto-transformer.
Answer
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