Answered: Q5// A: The below curve represents…

Q5// A: The below curve represents Ta/la characteristic of a dc series motor. Briefly discuss this characteristic. B: How can to control the speed of the de motors.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 6RQ: Name three factors that determine the torque produced by an induction motor.

See similar textbooks

Related questions

Q: Derive the condition for maximum torque of an induction motor and hence obtain the expression of…

Q: Discuss how the Torque is developed in an Induction Motor

A: Gy

Q: Q3) Why can't run a (Series - DC motor) without a load??

A: Series motor never started at no load.

Q: What is the main difference between modern and classical induction motors?

A: Solution Induction Motors are generally utilized as a part of the modern application because of a…

Q: Illustrate the physical components of a DC motor.

Q: Draw the torque speed characteristic of separately excited dc motor showing the effect of changing…

A: steps To find the torque-speed characteristic of separately excited dc motor with the effect of…

Q: What are the main parts of an single phase induction motor? Explain the function Jeach,

A: In this question , we will write about main parts of single phase induction motor...

Q: Besides low cost, what are five desirable characteristics for an induction motor?

A: Characteristics of an induction motor besides slow cost are as follows 1) It has high pull out…

Q: Name and briefly discuss the types of power loss in a shunt-connected dc motor.

A: The various losses that are present in shunt-connected dc motor are as follows; 1) Copper and…

Q: 4. What are the characteristics of DC Shunt Motor?

A: The various characteristics of dc shunt motor are as follows: i) Armature current-speed…

Q: Briefly explain the construction and operation of a DC Shunt motor.

Q: We want a four-pole synchronous motor that operates at a speed of 1000 rpm. Determine the frequency…

A: The operating speed of synchronous machine is defined as follows: Here P = number of magnetic…

Q: Explain any 3 industrial applications of dc motors

A: Applications of Dc motors in industry: Dc motors are 1) Dc series motor: high starting torque…

Q: 2-1 Discuss different types of DC motor, Draw equivalent circuit and Torque speed characteristics…

A: Since you have posted multiple different questions. we will solve the first question for you. To get…

Q: Explain theory of a separately excited DC motor.

Q: (a) Identify THREE (3) differences between a permanent magnet DC motor and a separately excited DC…

A: in permanent magnetic Dc motors required flux for electromagnetic covertion is produced by means of…

Q: Describe the Characteristics, characteristics, efficiency calculations, their applications Of DC…

Q: discuss how the dc motor is used in refrigerator

A: Electrical machines can be either generator, transformer or motors. They can be either Ac machines…

Q: Name the major parts of a DC motor

A: DC motor is a device which converts electrical energy into the mechanical energy. The major parts of…

Q: (a) Describe two main differences between a DC shunt-wound and separately-excited motor.

A: I am giving difference between shunt motor and separately excited motor.

Q: What are advantages and disadvantages of the induction motor?

A: Advantages of the induction motor: Since, the stator of the synchronous motor and the induction…

Q: In examining a single-phase ac motor, what features could we look for to identify it as a universal…

A: First of all, to examine the universal motor, examine the motor's construction means to examine the…

Q: Sketch armature current (y-axis) - torque (x-axis) characteristics of compound DC motor for three…

A: A compound DC motor connects the armature and fields windings in a shunt and a series combination to…

Q: Draw Block diagram and transfer function of DC series motors

A: A DC series motor venture is to show the electrical electricity into mechanical one primarily based…

Q: When drawing the steady state electrical model (for an AC induction motor), is the stator armaturre…

A: Here is the equivalent circuit of Induction motor

Q: electrical machines Explain the load operation test by drawing the test connection diagram of the…

A: INDUCTION MOTOR: Based on the rotor construction, the induction motor is classified into Squirrel…

Q: Sketch a typical torque vs speed curve for a high efficiency induction motor

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: The relation between armature torque and armature current of a DC motor is Parabolic Linear Inverse…

A: From the DC motor characteristics

Q: Sketch the torque versus speed characteristic for a series-connected dc motor.

A: The circuit diagram of the DC series motor can be drawn as Thus for constant power motor : Ns α 1Γ…

Q: Q4) Is an induction motor self-starting? Clarify this on the Torque/Speed characteristics

A: Self starting motors are the motors which don't require any external startup to develop initial…

Q: What is the effect of load on the efficiency of an induction motor?

A: The explanation is as follows.

Q: Q / What is the benefit, purpose and conclusions of making single-phase induction motors .?

A: consider the given question;

Q: To modeling separated excited DC motor by transfer function, you need to Trus Fuc block to get the…

A: The separately excited DC motors are types of motors with speed regulation availability. To achieve…

Q: Say Which of the following is the main purpose of commutating poles in DC machine ? To stabalise the…

Q: 1. What is the formula for torque production in a single-phase induction motor? Draw a vector…

A: "Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: List any three industrial applications of DC motors.

Q: a) What is the operating principle of induction motor?

A: As per the honour code I will only do part a question 1. Kindly repost the other questions again.…

Q: Describe the Characteristics, characteristics, efficiency calculations, their applications Of DC…

Q: Q5/ in a DC motor. List and describe the types of losses that occur

Q: a) Draw the equivalent circuit and torque-speed characteristic curve for a series DC motor. b)…

Q: what are the disadvantages of slip ring induction motor?

A: The slip ring induction motor, also known as a winding rotor motor, is an illustration of an…

Q: (a) Draw the power flow diagram of a DC motor showing all the power losses. Write the equations used…

Q: 1-transfer function of DC Series motor 2-block diagram of DC Series motors.

A: DC series motor : DC series motor is a set of self-excited DC vehicles wherein the sphere coil is…

Q: Q.14. What is slip in an induction motor? Q.15. What is the value of slip at start in an induction…

A: Solution: (14) In INduction Motor sleep is defined as the ratio of the difference in synchronous and…

Q: Describe the constant torque and constant power operating states of the DC motor.

A: Constant torque and constant power operating states of the DC motor :- In speed control of DC motor,…

Concept explainers

Coulomb’s Law

Coulomb's law states that the attraction or repulsion force between two charged things is proportional to the product of their charges and inversely proportional to the square of their distance. It has an effect along the line that connects the two-point charges.

Question

I need the answer as soon as possible

Q5//
A: The below curve represents Ta/la characteristic of a dc series motor. Briefly discuss
this characteristic.
B: How can to control the speed of the de motors.
onbso

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction motor? Explain your answer.
What are typical applications of synchronous motors?
Sketch the torque versus speed characteristic for a series-connected dc motor.
[1] On an energy point of view, discuss why is it advantageous to run induction motors in star mode when the load less than 50%?
Draw the approximate equivalent (without Xm) circuit of an induction motor and derive the equation of the maximum torque..
Draw the torque speed characteristic of separately excited dc motor showing the effect of changing the excitation current on it.
Type your question here Prove that the power developed by a three-phase induction motor is maximum when the equivalent load resistance RL is equal to the magnitude of the standstill impedance of the motor Zol. Then find the maximum power and slip at which occurs.
A certain shunt-connected dc motor has RA=4 Ω and VT=240 V. At a speed of 1000 rpm, the induced armature voltage is 120 V. Plot the torque–speed characteristic (Tdev versus nm) to scale.
Name and briefly discuss the types of power loss in a shunt-connected dc motor.
Make a sketch to show the speed torque characteristics of a shunt and compound motor.
Q#1: a) What is the operating principle of induction motor? b) Differentiate between induction motor and synchronous motor; give at least one practical example. c) What are the principle characteristics of DC series motor and DC compound motor, and what are its uses?
We want a four-pole synchronous motor that operates at a speed of 1000 rpm. Determine the frequency of the ac source. List several other speeds that can be achieved by using synchronous motors operating from this ac source. What is the highest speed achievable?