Let's say we imagine a motor. It seems that motor is a normal and relatively popular and very common. Let us say that this motor in particular has a shaft. This shaft that the motor is composed of is then turning at an anguler speed at the time when t is equal to 0. a = A + Bt after the times t= 0, we have In this case, A & B contain apprOpriate units. (rad/s) a (rad/s^2) :) WE NEED TO GET: a. We need to figure out what would be the angulor speed of this shaft that we are talking about at any tat all. b. We need to figure out what would be the alteration in angulor position of this shaft we are talking about that is relative to its t value for any t at all. c. let us imagine if the shaft that we are talking about has a radius (r of course), we need to figure out what will be the distances will a point on the edge of the shaft have traveler from t=0 to t..

Let's say we imagine a motor. It seems that motor is a normal and relatively popular and very common. Let us say that this motor in particular has a shaft. This shaft that the motor is composed of is then turning at an anguler speed at the time when t is equal to 0. a = A + Bt after the times t= 0, we have In this case, A & B contain apprOpriate units. (rad/s) a (rad/s^2) :) WE NEED TO GET: a. We need to figure out what would be the angulor speed of this shaft that we are talking about at any tat all. b. We need to figure out what would be the alteration in angulor position of this shaft we are talking about that is relative to its t value for any t at all. c. let us imagine if the shaft that we are talking about has a radius (r of course), we need to figure out what will be the distances will a point on the edge of the shaft have traveler from t=0 to t..

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter29: Dc Generators

Section: Chapter Questions

Problem 1PA: You are working as an electrician in a large steel manufacturing plant, and you are in the process...

See similar textbooks

Similar questions

Q4 (a) DC machines are generators that convert mechanical energy to DC electric energy and motors that convert DC electric energy to mechanical energy. With the assistance of related figures, draw and explain the concept of rotating DC machines.
Q3) In a two-excitation and two-pole machine, the rotor and stator of both poles are prominent relations The inductor of the rotor and stator is as follows: Lss =(0.5 + 0.2cos20) H Lrr =(0.8 + 0.3cos20) H Lsr =0.7coseH The resistance of the windings is zero. If the rotor is in the position 0 =60 ° and flows from the stator A sinusoid with an effective value of 10A passes and the rotor winding is short, medium torque Calculate the impact on the rotor
Q9 / What are the function of brushes , pole and commutator in DC machine
A 2-pole machine is designed to have an armature emf of 600 V. The armature has 35 slots with 16 conductors in each slot. Find the maximum allowable number of turns per coil, and the corresponding number of commutator segments
A series motor runs at (800 r.p.m) when the voltage is (400 V) and the current is (25 A). The armature resistance is (0.4 Q) and the series field resistance is (0.2 Q). Determine the resistance to be connected in series to reduce the speed to (600 r.p.m) with same current 3.85 O 3 O 4.25 O 2.85 O
A motor with inductance L and resistance R uses 5.0 W of power when connected to a 10-Vbattery and 400 W of power when connected to a 120-V, 60-Hz power source. Determine thevalues of R and L.
A steady current of 3.5 A is flowing through an inductor with 50 volts across it. Find (a) Inductance of the coil if the current falls to zero in 120 msec, (b) Energy stored in the inductor, (c) Number of turns in the inductor for a flux of 40 mWb. adows bu bolow and find the value of current flowind
20 What is countertorque a measure of? PRACTICAL APPLICATIONS ou are working as an electrician in a large steel manufacturing plant, and Y in the of doing preventive maintenance on a large DC you are generator. You have megged both the series and shunt field windings and found that each has over 10 M2 to ground. Your ohmmeter, however, indicates a resistance of 1.5 2 across terminals S, and S,. The ohmmeter indicates a resistance of 225 N between terminals F, and F2. Are these readings normal for this type machine, or is there a likely problem? Explain your answer. process
docs.google.com/form مطلوب MCQS A series motor runs at (800 r.p.m) when the voltage is (400 V) and the current is (25 A). The armature resistance is (0.4 Q) and the series field resistance is (0.2 Q). Determine the resistance to be connected in series to reduce the speed to (600 r.p.m) with same current 3.85 3 4.25 2.85 محو التحدید Brushes for commutator are made of
1) In a certain circuit battery is draining out 5 times more quickly than expected for normal operation what could be the possible cause for this and how did you conclude it. 2) Why AC current is preferred over DC current for high power electrical circuits. 3) Initial current across a capacitor connected across a DC source is huge and initial voltage is zero, explain why this is so. 4) Explain the working of AC generator in your own words. 5) In a Wheatstone bridge circuit a student connects a motor in place of galvanometer and is trying to find unknown resistance using formula when he adjusts variable resistor and observes that motor is no more rotating. Do you agree with his technique or not explain with reasoning. 6) What does a negative value of loop current indicates in Mesh Analysis and Method of Branch Currents, and also comment on if there a way to avoid this negative sign appearing for loop current's value.
2.)What is the difference between Ampere's law and Biot-Savart's law?
plz solve only part 2 Your company is considering the installation of a 2 MW wind turbine with a rotor diameter of 80 m in a location with average wind v = 10 m/s. The turbine has a cut-in velocity of 5 m/s and a cut-out velocity of 25 m/s. The capacity factor is 0.45. The installed cost of the turbine is $3,500,000. Operating expenses are $225,000 per year. The system has a power coefficient (electric power generated divided by wind power) of 0.45. part 1) What price would you have to get for the electricity you produce to obtain a 10% return on the plant investment assuming a project lifetime of 20 years? Use the tables for the cumulative wind power distribution in the notes on wind probability to answer this question. Assume an air density of 1.225 kg/m3. The answer is equal to 0.0815 dollar part2) How would your answer to problem one change for each of the following modifications to the data in that problem? (Consider each change independently, not as a cumulative series…