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a hydraulic jack has the same diagram as figure 1012 where the small piston has a diameter of 05 in and the large
a hydraulic system is operating with a pressure of 200 psi and is required to lift a load of 1400 lb find the cylinder
a spring-loaded single-action pneumatic cylinder has a diameter of 15 in and a stroke of 4 in the return spring has a
draw a diagram of a complete pneumatic system from the intake filter to the actuator and identify each of the system
the bode plot for a control system is shown in figure 1144 is this system stable find the gain margin and phase
a system oscillates with a period of 5 s there is a 1-s lag time between the controller output and the
describe the operating principles of a lead screw linear actuator and give the advantagesdisadvantages of an electric
write a program in basic or any other language to implement a pid controller the sample time is 05 s assume that the
how does a digital controller function list the general steps that a digital controller program
a control system samples a position 30 times per second if the position signal is cycling back-and-forth what is the
the characteristics of an electric linear actuator are given in figure 104 if this actuator were lifting a 200-lb load
a thermostat is used to maintain a temperature of 87deg f an accurate recording of the room temperature is shown in
a proportional controller for a rotating antenna has a gain kp of 5 in middot ozdeg the antenna was initially pointing
using the sample program in section 125 as a guide write a motion-control program for a three-axis system to do the
a linear-motion proportional control system has a gain of kp 5 lbin a friction force acts on the controlled variable
a proportional control system is to be used to control the wing flaps of a jet airplane the wind load is expected to
a control system with integral control has a 2deg steady-state error similar to the graphs in figure 1115 the
a proportional control system is working against 20 in middot lb of friction that causes a steady-state error of 5deg
suppose you want to add a third radiator to your garage that is identical to the two radiators you have already
repeat exercise 1 except draw the circuit as a ladder diagramexercise 1draw a relay wiring diagram for a circuit that
a plc has eight inputs and eight outputs as shown in figure 1217a draw a wiring diagram for this plc that will be used
a straight rod of mass m and length l is suspended from the identical springs as shown in figure the spring stretched a
a small house has three windows and two doors each window and door has a switch attached such that the contacts close
draw a plc ladder diagram for the situation described in exercise 3exercise 3a small house has three windows and two