Question: A 240 V, dc shunt motor draws 15 A while supplying the rated load at a speed of 80 rad/s. The armature resistance is

A 240 V, dc shunt motor draws 15 A while supplying the

A 240 V, dc shunt motor draws 15 A while supplying the rated load at a speed of 80 rad/s. The armature resistance is 0.5 2 and the field winding resistance is 80 . The net voltage across the armature resistance at the time of plugging will be (A) 6 V (B) 234 V (C) 240 V (D) 474 V

Step by Step Solution

★★★★★

3.55 Rating (165 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

The detailed ... View full answer

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Electrical Engineering Questions!

11- What is diffusion? Specify and describe two types of diffusion along with a schematic picture? Specify and briefly describe one application of diffusion in material engineering? lie

The sales manager of a large apartment rental complex feels the demand for apartments may be related to the number of newspaper ads placed during the previous month. She has collected the data shown...

A shunt motor operating from a 230-V line draws a full-load armature current of 46.5 A and runs at a speed of 1300 r/min at both no load and full load. The following data is available on this motor:...

A 20-hp, 110 V DC shunt motor has an efficiency of 88% an exciting current of 4 amperes, and an armature resistance of 0.04 ohm. What starting resistance is required for full-load torque? A). 0.98...

A dc shunt motor operating at an armature terminal voltage of 125 V is observed to be operating at a speed of 1180 r/min. When the motor is operated unloaded at the same armature terminal voltage but...

A 230 V, 15 hp DC shunt motor has friction and iron loss of 200 W, the armature resistance is 0.3 ohm, and the shunt field resistance is 115 ohm What is the maximum efficiency of the motor?

A 200-V, d.c. shunt motor takes full-load current of 12 A. The armature circuit resistance is 0.3 and the field circuit resistance is 100 . Calculate the value of 5 steps in the 6-stud starter for...

For each of the following changes in operating condition for a dc shunt motor, describe how the armature current and speed will vary: a. Halving the armature terminal voltage while the field fluxes...

A 91-cm axial-flow fan is to deliver air at 16.1m3/sec against a static pressure of 120 Pa when rotating at a speed of 1165 r/min. The fan has the following speed-load characteristic. It is proposed...

A 230-V dc shunt motor has an armature-circuit resistance of 0.23. When operating from a 230-V supply and driving a constant-torque load, the motor is observed to be drawing an armature current of 60...

Two parallel disks, 60 cm in diameter, are separated by a distance of 15 cm and completely surrounded by a large enclosure at 100C. The properties of the surfaces are T 1 = 540C, 1 = 0.7, T 2 =...

Why must the rate of increase have been exactly 4.0 kg/yr at some time? An organism grows from 4 kg to 60 kg in 14 yr. Suppose that mass is a differentiable function of time.

An insured has an insurance policy with the premium due on the 1 5 th of each month. Before going on vacation, the insured forgets to pay the premium. On the 2 5 th , the policy is still in effect...

Aris Isotoner, a division of Sara Lee Corporation, is one of the worlds largest manufacturers of gloves. It was the first company to put gloves in boxes and its four-way stretch fabric, which enables...

On January 1, 2017, Belgium Industries SA had the following equity accounts. Share Capital-Ordinary (4 par value, 250,000 shares issued and outstanding) Share Premium-Ordinary Retained Earnings...

1.Prior to Risk Management Information Gathering Exercise discussed earlier in the chapter case, consider the challenges of the newly formed project team in undertaking Risk Management in such a...

Power Dispatching at Old Dominion The demand for electricity varies greatly during the day. Because large amounts of electricity cannot be stored economically, electric power companies cannot...

James and Esther Johnson live at 45678 S.W. 112th Street, Homestead, FL 33033. James, who is 67 years old (date of birth 12/14/1952), is retired receiving social security benefits, and Esther, who is...

Today, much of the digital advertising landscape is dominated by Google and ________.Large marketing firmsAppleSocial media platformsYahoo

1. Using stress-strain diagrams, show the difference in deformation response between elastic and linear viscous (newtonian) materials. Label your diagrams 31. List three types of material objects...

What is "profiling"? What are the advantages and disadvantages of its use? How does the use of profiling relate to ethics? 20) A moral and ethical issue raised by the information age is the...

1.Sketch a line diagram to the types of business organisation on the basis of ownership 2.What do you understand by joint sector companies? Mention the diagrams for the formation of joint sector...

Q. 1. (a) Define the term 'Management'. Explain the function of [15] management. (b) Define the term 'Organizational Behaviour'. Q. 2. Explain 'Maslow's Need Hierarchy Theory' of motivation. Q. 3....