Find the transfer function of he system is given as below: dy + dt2 dy + 62 + 8y dx dx + 5= +x d +3- dt3 dt3 dt2 Here Y is the output of the system. æ is the input of the system.

Q: Does varying the motor field current Ip vary the motor speed n? O Yes O No Does varying the motor…

A: In this question we need to verify the given statement is true or false.

Q: The suggested overload factor, K0, for a perfectly smooth electric motor driving a perfectly smooth…

A: A  perfectly smooth electric motor driving a perfectly smooth generator through a gear type speed…

Q: There are 2 1000Watt 3-phase asynchronous motors in a Walnut Cracking machine (it is desirable to…

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: 3. What is understood by the rotor standstill voltage (U20)? 4. What effect do the starting…

A: Induction motor working Principle When an ac supply is connected to a stator it creates a rotating…

Q: Which motor has poorest speed regulation

A:

Q: Explain (i) control relay and (ii) Thermal overload relay?

A: Control relay A control relay is an electromagnetic device that is most commonly used in protection…

Q: Q/ How does the synchronous motor work? Why can't the synchronous motor start on its own?

A: This is a good question based on simple electrical machine. And the chapter is basic circuit of…

Q: What is an indicating instrument? Which torques are essential for functioning of indicating…

A: Given that What is an indicating instrument? Which torques are essential for functioning of…

Q: All information about Main parts of protection system and fundamental requirements of protective…

A: The protection of the system is designed into different stages. Under the primary (main) protection,…

Q: What is the purpose of the N/O contact in parallel with the start button in the magnetic start…

A:

Q: Which of the following is the attribute of a good relay? Speed Selectivity Reliability All option…

A: Given question is from power system protection.

Q: Explain regenerative braking in detail , as applied to electric locomotives

A:

Q: 2 x 1000Watt 3-phase asynchronous motors in a Walnut Cracking machine (operation of motors in star…

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: 2. What is the Advantage of using Synchroscope compared to Synchronizing Lamp?

A: Advantages of using synchroscope compared to synchronizing lamps:

Q: What is the slip of a synchronous motor running at rated speed

A: We know that slip can be given as follows S = (Ns - Nr)/Ns

Q: Draw the symbol of Relay operation (off) Draw the symbol of Relay operation (on)  Draw the symbol…

A: The symbol of the delay relay operation (off) is The symbol of the delay relay operation (on) is

Q: In a cruise control system process variable is O size of the car O speed of the car O slope the road

A: Cruise control system is a system in which speed is controlled the desired speed automatically.

Q: Automatic voltage regulator will have the ability to maintain the a. Nose point - that can be…

A: Automatic voltage regulator is a solid state electronics device used for maintaining generator…

Q: Why is it possible to control the speed Using electronic control

A: Electronic speed control  : electronic speed controller is electronic circuit used to control speed…

Q: Q1. Answer/Interpret the following: Cp-142 HHH START Cp-3 1. Objective of this controller: STOP…

A: 1. Objective the given controller is The circuit opens the engine and the green light OPENs when the…

Q: For motors, the OCPDs are a. reverse-time fuses b. inverse-time fuses C. inverse-time circuit…

A: An overcurrent production device is similar to a fuse, breaker, or link to prevent the device.

Q: (b) When a start push button is pressed, the cylinder will extend. When the position of extend is…

A: To create plc ladder diagram

Q: The NEC requires that each phase of a motor be protected by an overload relay.

A:

Q: Which of the following relays operates when the current over pass a preset value Select one: a.…

A:

Q: What is the necessity of 3point starter? What is starter ?

A: STARTER: A device which control the use of electrical power to the equipment. i.e, They can stop…

Q: There are 2 1000Watt 3-phase asynchronous motors in a Walnut Cracking machine (it is desirable to…

A: The control diagram for the above question

Q: Explain the following terms                                    a)     Operating Time b)     IDMT…

A: As per the guidelines, we are supposed to answer the first three-part of the question at a time so…

Q: Why does mechanical relay reacts slower in switching compared with two other main types of relay?…

A: Relay: It is a controlling device that acts as a switch. It is of three types,  a) Electromechanical…

Q: The DC motor is start by using the two point starter.

A: Given To find which DC motor is started by using two point starter.

Q: What happened to the dc if it runs without any starter?

A: What happened to the dc if it runs without any starter?

Q: Why there is no mechanical vibration present in solid state relay? Compare the working of…

A: Solid state relay don't have any moving part inside it. In most of the case moving part cause…

Q: Open-loop drive system doesn't respond to the output variable variations. Select one: O True O False

A: A feedback control system consists of a feedback channel in which the system output is continuously…

Q: Design a labelled motor control circuit with an accompanying power circuit to operate 3 asynchronous…

A: Asynchronous motor- Asynchronous motor is also called as induction motor. It is define as an AC…

Q: There are 2 1000Watt 3-phase asynchronous motors in a Walnut Cracking machine (it is desirable to…

A: The power system has to transmit power from the generation side to the load side. For this purpose,…

Q: 2. What is meant by maximum torque angle vis a vis a directional relay

A: Given that  What is meant by maximum torque angle vis a vis a directional relay

Q: Under what conditions would a control relay be used in a controlled system

A: Although it is known that huge current is required for heavy load. and to close the contact for…

Q: Question 9 Find the peak time for this system with its closed-loop poles as shown. Not yet answered…

A: Peak Time- Time taken by the response to rising from 0 to peak value of response is known as peak…

Q: Question 11 Operating time of a primary protection relay is greater than the back-up protection…

A: Protective relay: A relay is an automated device that detects an improper electrical circuit state…

Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.