armature COSO Q4/Two generator operating in parallel to supply the following loads: 100kW lighting, 50kW at 0.9 lag P.F, 50kW at 0.8 lag p., and 20kW at 0.9 leading p.f. if the first generator supplying power of 120kW at 0.95 lagg. Find P2 and cosq2. 220-120 Par P₁+P+ Py-120 QI+G+QU chronous impedance of

Q: Ques Mechanical energy is supplied to a d.c. at the 32.2 A at ROV. rode of 4200 Jls. The generator…

A: It is given that:Mechanical energy supplied = 4200 J/sCurrent (I) = 32.2 AVoltage (V) = 120 V

Q: The following diagram shows a DC generator delivering power to a static load under transient…

A: Apply KVL in outer circuit (stator circuit) -Eg+iaRa+iajXa+Vt=0Vt=Eg-iaRa+jXaVt V/S ia

Q: voltage surce a. Draw the equivalent cirçuit i the voltage source is DC, or f- 0 Hz. b. Repeat "a"…

A: This question belongs to circuit theory . It is based on the concept of capacitive reactance and…

Q: the generated e.m.f.

A:

Q: The total power drawn by the two-impedance load in parallel is 26kW at 0.98 power factor lagging, it…

A:

Q: A 600 V load connected to a DC series generator has the following resistance given: Ra-045 2 and Re…

A:

Q: 1. A 30 4 pole alternator runs at 1,800 rpm. Each phase covers 2 slots under each pole. The full-…

A: Given data: 3 phase alternator Pole P=4 Speed N= 1800 rpm Phase covers 2 slots under each pole…

Q: If we need to use a DC generator witha very good voltage regulation we choose: * DC Generators…

A:

Q: For the phasor diagram in figure 6 express the voltages in sinusoids for a period of 5ms. Im Re…

A: The period of the sinusoid is given; the frequency of the sinusoid is calculated as shown below:…

Q: The type generator field winding is supplied from the external D.C. source. O Shunt O Self excited o…

A: Seld excited generator does not require addtional power DC supply.

Q: A non magnetic medium has an intrinsic impedance 360Z30° Q. The loss tangent is

A: Wave is function of space and time. Frequency below which attenuation occur and above which…

Q: 1a)Analyze the circuit in Figure 1, consider R = 10 k and C= 10 nF. Obtain the mathematical equation…

A: Given: A RC circuit with R=1 KΩ and C=10 nF, f = 4 KHz ⇒ω=2π×4×103=8000π, To find: a) Equivalent…

Q: A 6-pole lap wound generator has 900 conductors. The e.mf induced per one tur being 3 V. the…

A: Given lap connected , So, No. of poles = No. of parallel paths = 6 Given voltage per turn = 3 volts…

Q: If the inertia constant is 6 MJ/MVA, and the rating of the generator is 10 MVA, find the energy of…

A: Given data, Inertia constant is given H=6 MJ/MVA Rating of generator is given S = 10 MVA

Q: A 400 MVA synchronous machine has H₁ = 4.6 MJ/MVA and a 1200 MVA machine has H₂=3.0 MJ/MVA. The two…

A: It is given that: H1=4.6 MJMVA ,S1=400 MVAH2=3.0 MJMVA ,S2=1200 MVASbase=100 MVA

Q: the machine is generating 355 V at 60 H The e.m.f generated by a synchronous generator at a…

A: Given,  The emg generated by synchronous generator at 60 Hz and field current of 3 A is 355 volts.…

Q: 12.14: the currenit waveforms of a capacitov are shown in Figuse o Determine root The avesage peak…

A: Given Ip=500 At1=100 μst2=300 μst3=500 μsfs=250 Hz

Q: A synchronous generator generates 345 V at 50 Hz when the field current is 4.4A. The e.m.f generated…

A: Generator voltage E= 345 V at frequency 50Hz and field current 4.4A Find the voltage at frequency…

Q: Draw rough sketches showing the following: a. A current which lags the voltage by 60°. b. A current…

A: Phasors rotates in anti clockwise. Current lags the voltage means current comes after voltage.

Q: valent circuit, when the slipio Lire at start) rotor circuit has much lower impedance than…

A: Given data: VRY=29.8 VIph=4.94 AP3ϕ=214.7 WR1=1.9 Ω

Q: An alternating current varying sinusoidally with a freq. of 50 c/s. has a r.m.s. value of 35 A.…

A:

Q: 8-pole 3-phase star-connected alternator with 144 grooves in its armature rotates at 900 rpm. There…

A: Given values are - P=8Phase=3GroovesSlotsS=144NS=900rpmConductors per groovesSlots=12Flux per…

Q: A 4 Pole DC Generator has 1000 conductors. Find the induced EMF for Lap and Wave wound if the…

A:

Q: A synchronous generator generates 350 V at 55 Hz when the field current is 3.7A. The e.m.f generated…

A: The solution is given in next step.

Q: one (360 degrees), all of the instantaneous power falls under positive loops (no negative loops),…

A: Option A  Resistor is the correct answer.

Q: The actual impedance of a load is 30 OHM. The per-unit impedance of the load is 0.5 pu when Base…

A:

Q: Steam enters an adiabatic turbine at 6 MPa and 550 °C and leaves at 10 kPa and 50 °C. If the…

A: Let, T0=0°C=273 K it is given that at P1 =6 MPa; T1=550°C hence  h1 = 3540 kJ/kg              s1 =…

Q: 12- Sketch the phasor diagrams of the following cases: i) Synchronous generator supplies both real…

A: GENERATOR/ALTERNATOR/SYNCHRONOUS GENERATOR: An alternator/Synchronous generator is a type of…

Q: If the inertia constant is 6 MJ/MVA, and the rating of the generator is 10 MVA, find the energy of…

A:

Q: Figure 1 shows an electric generator with 3 rotor windings as marked by a-1, b-2 and c-3. A…

A: The objective of the question is to design a 3-phase 3-wire connection for an electric generator…

Q: Your company is to supply a 50 Hz alternator to a European company. The stator is wye connected with…

A: Given:- f=50 Hzϕ=0.173 weberT=28 turns

Q: 1. Set up the circuit shown using a function generator for the source voltage Vs. Set the function…

A: Note: As per the policy we can solve only one question, please re-upload the remaining as a separate…

Q: A three phase synchronous generator is rated at 9 kW, 240 V working at unity power factor. The power…

A:

Q: a. As an electrical engineer, explain about the power system in Figure Q2 with respect to the…

A:

Q: The below figure shows the waveform of the voltage and current in a purcly inductive AC circuit.…

A: Consider the given waveform.

Magnetic Moment

The magnetic moment is defined as the alignment of a magnet and its strength when the magnet is creating a magnetic field. There are number of examples of the magnetic moment, few are a current carrying conductor in the form of coil, elements at microscopic levels like electrons and many more.