A 220 V dc machine has an armature resistance of 1 ohm If the full load current is 20A, the difference in the induced voltage when the machine is running as a motor, and as a generator is (a) 20 V (b) zero (c) 40 V (do 50 v A 220 V dc machine has an armature resistance of 1 ohm If the full load cu...

The detailed answer for the ...

A 220 V dc machine has an armature resistance of 1-ohm. If the full load current...

Fantastic news! We've Found the answer you've been seeking!

Question:

Related Book For answer-question

Electric Machinery

ISBN: 978-0071230100

6th Edition

Authors: Charles Kingsley, Jr, Stephen D. Umans

See More Books

Posted Date: Jan 30, 2023 11:33 PM

See More Questions

A motor has an armature resistance of 3.25 . If it draws 8.20 A when running at full speed and connected to a 120-V line, how large is the back emf?
A 250 V d.c. motor with an armature resistance of 1 is running unloaded at 1800 rev/min and drawing a current of 2 A. a) estimate the friction torque. b) what voltage would you expect across the...
A 25-kW, 230-V shunt motor has an armature resistance of 0.11 and a field resistance of 117. At no load and rated voltage, the speed is 2150 r/min and the armature current is 6.35 A. At full load and...
In Preparation for the winter season, a clothing company is manufacturing goose overcoats. The selling season for the company is only 4 months long and lasts from November 1 through February 28. The...
What are the advantages of purchasing a packaged solution? What are the disadvantages or dangers?
The sev B4 allele is temperature sensitive; at 22.7C, flies that are homozygous for it develop normal R7 photore-ceptors, but at 24.3C, they fail to develop these photo-receptors. sos 2A is a...
A loan of $\$ 50,000$ is due 10 years from today. The borrower wants to make annual payments at the end of each year into a sinking fund that will earn interest at an annual rate of 10 percent. What...
The shareholders of the Pickwick Paper Company need to elect five directors. There are 200,000 shares outstanding. How many shares do you need to own to ensure that you can elect at least one...
A $1,000 face value bond has a 12.0% coupon and pays interest annually. The bond matures in 4 years, and the annual market interest is 3%. What is the Macaulay duration?
Tires for Less is a franchise of tire stores throughout the greater Northwest. It has projected the following unit sales per tire and costs of tires for the coming year: The company policy is to have...
Adventure Airlines recently purchased a new baggage crusher for 50,000$. It is expected to last for 14 years and have an estimated salvage value of 8,000$. Determine 1. The depreciation charge on the...
Assume the following for your corporation: sales (aka revenue) = $403 Cost of goods sold = 160 depreciation = 35 Interest Expense = 20 tax rate = 40% What is the corporation's total after tax net...
$8.30/hour for producing at least 550 units . $10.70/hour for producing at least 720 units $13.20/hour for producing at least 1,000 units $17.70/hour for producing at least 1,310 units All employees...
Print One provides a printing and other services to corporate clients. The following is a simplified list of accounts and amounts reported in its accounting records. The accounts have normal debit or...
21. The average returns, standard deviations, and betas for three funds are given below along with data for the S&P 500 Index. The risk-free return during the sample period is 6%. Fund Avg Std Dev...
25. The average returns, standard deviations, and betas for three funds are given below along with data for the S&P 500 Index. The risk-free return during the sample period is 6%. Fund A B C S&P 500...
Jaxon Ltd currently allocates overhead costs based on direct labour hours (DLH). Jaxon Ltd budgeted the following costs and activities for the current year 2020: total overhead $1,050,000; total...
APC16550D UART has a clock running at18.432 MHz and its baud rate is set to 2000.Determine the HEX contents of its DLM and DLL registers. Please can you explain step by step and in detail how you get...
An RL circuit is connected to a battery, as shown in figure. Switch S is initially closed and is opened at time t = 0. a. Find the inductor current iL (t) for t > 0. b. What are the initial and final...
Two 50-kW, 440-V, three-phase, six-pole, 60-Hz squirrel-cage induction motors have identical stators. The dc resistance measured between any pair of stator terminals is 0.204 ft. Blocked-rotor tests...
Repeat Example 8.1 for a machine identical to that considered in the example except that the stator pole-face angle is = 45.
Show that the log-likelihood in equation (12.2) has a maximum at $\widehat{\mu}=\bar{y}$. n L() Inf(y,) = (-+y; In - In y;!). i=1 i=1 (12.2)
Consider a random walk $\left\{y_{t} ight\}$ as the partial sum of a white noise process $\left\{c_{t} ight\}$. a. Show that the $l$-step forecast error is...
A mutual fund has provided investment yield rates for five consecutive years as follows: Determine $r_{1}$ and $r_{2}$, the lag 1 and lag 2 autocorrelation coefficients. Determine $r_{1}$ and...

A 220 V dc machine has an armature resistance of 1-ohm. If the full load current...

Question:

Expert Answer:

The detailed answer for the ... View the full answer

Electric Machinery

Students also viewed these physics questions