If P₁ and P2 be the iron and copper, losses of atransformer on full-load, what is the ratio ofof P₁and P such that maximum efficiency occurs at75% full-load?4/3O 3/4O 5/79/16

Given, Iron loss, P1 Copper loss, P2 Maximum efficiency occurs at 75% of full load.

Answered: If P₁ and P2 be the iron and copper,…

If P₁ and P2 be the iron and copper, losses of a transformer on full-load, what is the ratio of P₁ and P2 such that maximum efficiency occurs at 75% full-load?

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

Related questions

Q: Q4:Calculate the work done in moving 10μC charge from point A(0,0,0) to point B(1,1,0) in the…

Q: . Part a: List the elements included in the total input resistance of a common-collector amplifier.…

A: Amplifier :- It is a device used to increase voltage, current and power of signal. It is used in…

Q: Find VH, VL, VREF, and DeltaV for the ECL gate shown below. Q3 -1.3 V VOLO 13 R VBE3 Rc iB3 UCI · 42…

A: The given circuit diagram is shown below:

Q: 11.) (Neamen - Problem 10.42) - An n-channel MOSFET has the parameters: 2 cm² W 30μm L = 2μm = +0.8V…

A: MOSFET Characteristics: When MOSFET Gate terminal is connected to drain terminal then there is a…

Q: How many resistors are there in the hybrid pi model? 0 1 02 04 none of the other choices 05

A: Hybrid pi model: A circuit model for examining transistor small-signal performance is the hybrid-pi…

Q: The circuit shows a variable resistor, with a lamp (L) connected to an ammeter and a voltmeter. By…

Q: Is that 7 you used in step 3 ? (7(10+3KTd) - 3k) / 7

A: Yes : 7 is used in step 3.

Q: What type is active filter shown

A: An active filter is a type of analog circuit that uses active components, typically an amplifier, to…

Q: Fig. 1 For the system shown in Figure 2 find using the Routh - Hurwitz criterion the range of values…

A: Given data : The block diagram of the system is shown below,

Q: 15 Find i for the circuit shown in Fig. 10-19. 10 cos 106 t V 500 Ω Fig. 10-19 See Prob. 5. HH 0.001…

A: In this question, We need to determine the current i as shown the circuit. We are solving this…

Q: A transistor amplifier circuit is operated with an emitter current of 2 mA. The collector current is…

A: Given, In transistor amplifier circuit Emitter current, IE=2 mA Collector current, IC=1.98 mA

Q: Q8: Calculate the value of vector current density at P(2, 30°, 20°) if H= 1 ao sin 0

A: •Maxwell's equation for magnetostatics:- ∇×H=J The expression is the point…

Q: The unit step response of an LTI system is given by g(t) = u(t)- 10u(t)e function of the system is…

A: Laplace transform is transformation in s domain.

Q: QUESTIONS (a) Figure Q.1 (a) represents a common emitter amplifier. Given ß-100, Ves(ON)-0.7V,…

A: Given: The figure below represents a common emitter amplifier: β=100VBEon=0.7 VVBQ=1.7 VICsat=4…

Q: Consider the given circuit shown below and find its cutoff frequency (in KHz) 22k 22k V₁-WWW 330pF…

A: Given circuit, R1=R2=22 kΩC1=C2=330 pF

Q: The total gate area for the following figure is: +2.5 V 18 F2 66.5 F2 에는 ~ 16 square meters 2/1 0…

A: Logic gate is a device used for making an digital circuits. They logical gates using logic functions…

Q: Output impedance values are comparable for both BJT and FET circuits. O True O False

Q: What exactly is a motion sensor for fitness purposes?

A: A motion sensor, sometimes known as a motion detector, is a piece of technology that use a sensor to…

Q: Task: Sketch a graph of IL vs VL Bata Son load regulation: POT R (KR) POT R(x) V 220 (mv) 10 9 8 7 6…

A: Load regulation- The term load regulation define as an ability of the supply to maintain the output…

Q: Suppose that the electricity consumption in your home last month was 354 kWh. In your contract with…

A: Given data, Consumed Units=354kWh Rate=11.3 cents per kWh Fixed Charge=$15.63

Q: If the skin temperature is 310 K and area of the human surface is approximately 1.8m2 then the power…

Q: Design an active high-pass filter circuit using op-amp and calculate the value of the capacitor,…

A: It is given that: fc=331Hz

Q: A 500 µH inductor, 80/π^2 pF capacitor and a 628 ohm resistor are connected to form a series RLC…

Q: EXAMPLE To illustrate calculations with the unit impulse function, consider evaluation of the…

A: NOTE: As per our company guidelines we are supposed to answer only first 3️sub-parts. Kindly…

Q: The decibel voltage gain is defined as the product of 10 and the logarithm of the square of the…

A: TRUE or FALSE question: Given statement is The decibel voltage gain is defined as the product of 10…

Q: . The unit step response of an LTI system is given by g(t) = u(t) - 10u(t)e-t. Thus, the transfer…

Q: Inverse Laplace Y(5) 2 4(+) (S+5) 5 (50+35+7) (5+4 ) с

A: given Ys=ss+5s2+3s+2s2+4 by partial fraction Ys=ss+5s2+3s+2s2+4=As+2+Bs+1+Cs+Ds2+4…

Q: Q4:- Find the Thévenin equivalent circuit for the network external to the resistor Rt for the…

A: Given data,

Q: 8) A 230 V fed single quadrant chopper has a 40% duty cycle. A separately excited DC motor is…

A: It is given that: Vs=230 VD=0.4km=0.5 VradsRa=2 ΩN=1400 rpm

Q: A continuous analog signal x(t) is sampled with a sampling rate of 600 Hz. The sampled signal is a…

Q: Explain how the following background correction techniques work: (i) beam chopping; (ii) deuterium…

A: Introduction - Background Correction (BGC) is a critical component of any spectrometric study. The…

Q: The blood pressure is 80 mmHg diastolic and 120 mmHg systolic which equal to: O 10.640 kPa and…

Q: A horizontal wire 20 m long extending from east to west is falling with a velocity of 10 m/s normal…

A: Given, A horizontal wire length, l = 20 m (extending from east to west) Velocity, v = 10 m/s (normal…

Q: 3.) An unbalanced Y-Y circuit is shown in Figure 2. Find the average power delivered to the load. 4Ω…

A: The given unbalanced Y-Y circuit is shown below,

Q: Determine the frequency and duty cycle

Q: The main disadvantage of the CB amplifier compared to the CE and CC amplifier 1. has low input…

A: For the above given question we need to identify disadvantages of the common base amplifier compared…

Q: A 60-Hz synchronous generator having inertia constant H = 5 MJ/MVA and a direct axis transient…

Q: 1)Find the skin depth of an electromagnetic wave which is incident from air to a conductor and the…

A: Given data, Electromagnetic wave incident from air to a conductor. f=50 Hzμ=4.55×10-2σ=2.22

Q: Find Ic, Ib, Vce, Vc, Vb, VeVrc,Vrb for all the CE amplifier circuit Show the solutions using kvl…

Q: In the system

A: Given data, G1(s) = p, G2(s) = 1(s+5)

Q: 19 A balanced three-phase voltage source, Van = 200/0° V rms, positive phase sequence, is connected…

Q: Compute for the current flowing at Z2 using nodal and mesh analysis. Answer must be in polar form.

Q: Q2. Using Kirchhoff's voltage law, find the unknown voltages for the configurations in Figure 2 10 V…

A: Given circuit:

Q: Q6: A 6-pole generator having a 3-phase ,star connected winding. To induce a line voltage of (3300…

A: Conductor: The conductor is a metal that allows the current to flow easily in it. A conductor should…

Q: LM 317 is an adjustable voltage regulator. O True O False

A: LM 317 is a voltage regulator capable of giving variable voltage at the output terminal.

Q: 40/60° V +1 2 Ω ww 16Ω -j4Ω Η j8 Ω 1:2 -j12 Ω FIND the value of Vı and Vá and Io. Topic:…

A: Given circuit with magnetically coupled coils of voltage ratio 1:2. To find V1, V2 and I0

Q: D1 RL Vdd = +6 V Lund VF VL Figure 1-2.b 6000 6000

A: If the diode is open then we take the node voltages of that two open nodes to calculate the voltage…

Q: Calculate the full scale deflection current of the meter movement with sensitivity of 4k ohms/ volts…

Q: 5.) For an enhancement type NMOS, the flat-band and threshold voltages are related as = 0. Write 0 <…

A: NMOS: When n-type dopants are utilized in the gate area, the transistor is known as an n-channel…

Q: eln (V -9 ЛИЛ -0.3 -0.2 -0.1 О 0.1 0.2 0.3 0.4 0.5 r(s)

Concept explainers

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.

Question

If P₁ and P2 be the iron and copper, losses of a
transformer on full-load, what is the ratio of
of P₁
and P such that maximum efficiency occurs at
75% full-load?
4/3
O 3/4
O 5/7
9/16

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 by step

Solved in 2 steps

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

Since R1=18.10Kohm, R2=67.58Kohm, RC= 1.08Kohm, RE= 3.23Kohm, VCC=14.00V, Beta=241.00 in the circuit given in the figure, calculate the IC current by doing a complete analysis. When performing your operations, 2 steps will be taken after the point. choose the closest one from the stylish ones according to the +/-10% margin of error. There is only 1 correct answer to the question.
Frictional loss is under what losses : A) None of these B) mechanical losses C) Copper Losses D) Stray power losses
Q2. What are the major carriers in the depletion region? Explain. Plz Write like a summary.
1. What are the two necessary conditions for a thyristor to begin conduction? 2. Once a thyristor begins to conduct, what condition(s) is necessary to cease conduction? 3. Why is the conduction angle greater with an inductive load than with a purely resistive load?
show full solution
Which of the following can’t be included in data required for coordination study? A)X/R ratio B)MVA data C)CT ratios D)Type of load
A mild-steel ring having a cross-sectional area of 500 and a mean circumference of 400 mm has a coil of 200 turns wound uniformly around it. Calculate: a. the reluctance of the ring; b. the current required to produce a ﬂux of 800 μ Wb in the ring.
b) A copper-constantan thermocouple have c = 3.75 x 10-2 mV/°C and k =4.50x10-5 mV/°C2. If T1 =102°C and the cold junction T2 is kept in ice, compute the resultant electromotive force.
show full solutions
16.a. A device used in a-c circuits to reduce any change in current value in the circuit is called a(n)A. amplifier.B. reactor.C. magnetic amplifier.D. rectifier.16.b. The 120-v primary of a transformer draws 8 A. if the voltage of the secondary is 60 V, how muchpower is delivered to the load across the secondary?A. 16 WB. 240 WC. 960 WD. 32 W16.c. A transformer which has a lower primary voltage than secondary voltage is known as aA. Step-up transformerB. High-voltage transformerC. Low-voltage transformerD. Step-down transformer
Find all types of power losses (the second photo shows the types of power losses) The weight of the car is 800 Kg The weight of each person is 75 Kg You may assume any missing parameters you need in the design appropriately (e.g., the rolling-resistance-power, air-resistance-power, the DC motor's parameters, ....etc)
Derive expressions for the Thévenin voltage and resistance “seen” by the detector in the Wheatstone bridge in Figure 2.66. (In other words, remove the detector from the circuit and determine the Thévenin resistance for the remaining two-terminal circuit.) What is the value of the Thévenin voltage when the bridge is balanced?