a) A coil consist of 2000 turns of copper wire having a cross sectional area of 0.8mm?. The mean length per turn is 80 cm and the resistivity of copper is 0.02µn-m. Find the resistance of the coil and power absorbed by the coil when connected across 110V D.C supply.
Q: Considering that the power loss of a resistor is RI^2 and the information in the manual’s background…
A:
Q: List four reasons why other engineering students need to learn the fundamentals of electrical…
A: Four reasons why other engineering students need to learn the fundamentals of electrical…
Q: The figure shows a coil with a sheet iron core with unlimited magnetic penetration and a rectangular…
A: The power input to the coil is given by, PL=12LI2----(1) where L is a self-inductance of the coil,…
Q: A 200-turn coil is immersed in a 60-Hz flux with an effective value of 4 mWb. Obtain an expression…
A:
Q: through
A:
Q: 1... Why do we use round-shaped coils (I.e., Round shaped turns in the coils) in both the primary…
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: A 1Φ, 120 V rms, 60 Hz supply is connected to the coil, the coil has 200 turns. The parameters of…
A: It is given that: Voltage, V=120 V Frequency, f=60 Hz Turns, N=200 turns Length, l=100 cm Area,…
Q: In your own words, define a. an ideal conductor; b. an ideal voltage source; c. an ideal current…
A: Ideal conductor : An ideal conductor has the greatest capacity to flow of electron it has zero…
Q: b. A heater coil is made using a material of cross section 3x10-“m² and a resistivity of 4 x100-m. A…
A: The power dissipated in the coil is given by :- P = V×II = PVI = 455050R = VI = 50×504550…
Q: YA Copper wire with (32.3 m) Long, area (5 mm?) and the resistance is (120 r) at Zer tempera ture (o…
A:
Q: 2. A hollow cylinder of length 2 m has its cross section as shown in Figure below. If the cylinder…
A: We are authorized to answer one question at a time, since you have not mentioned which question you…
Q: why basic occupational Safety and HEalth important to study in ELectrical engineering.
A: While taking about the risks and hazards involved in Electrical engineering and the hands-on…
Q: A moving coil voltmeter with a resistance of 2002 gives a full scale deflection of 120°, when a…
A:
Q: Explain the difference between conductive and inductive compensation
A:
Q: If a coil of wire has a resistance of 20ohms at 40oC and 20 at 80oC,what will be the resistance of…
A: Given, R40=20 ΩR80=100 Ω
Q: The figure shows a coil with a sheet iron core with unlimited magnetic penetration and a rectangular…
A: (b) The power input to the coil can be written as, PL=12LI2 where L is a self-inductance of the…
Q: A So m aluminum wire has a ooss sectional area diameter oF 8. the conductivi vy or the wire- mm. It…
A: The solution is given below
Q: 9. A coil has a resistance of 10 ohms and a time constant of 1 second. If the coil is connected…
A:
Q: Discuss Potential barriers of combined heat and power (CHP).
A: The potential barriers of combined heat and power (CHP) :1. Economics2. Market for Excess…
Q: 3. The resistance of the copper field winding of a DC machine at 40 deg. C is 0.40 ohms. After…
A: As per company guidelines we supposed to answer 1st question only.Kindly upload other question…
Q: a) A cable consists of 100 m of copper wire having a cross-sectional area of 0.5 mm? and the…
A:
Q: A 500-turn coil is wound on an iron core. When a 120-V-rms 60-Hz voltage is applied to the coil, the…
A: The solution is given below
Q: Discuss briefly the importance of renewable energy
A:
Q: b. A heater coil is made using a material of cross section 3x10-6m2 and a resistivity of 4 x10-7Q-m.…
A: I) P = V^2 / R Given P = 4550 W. V= 50V R= resistance of heater coil 4550 = (50)^2 / R R =…
Q: A coil of copper wire has a resistance of 10 2 at 20-C. If the temperature coefficient of resistance…
A:
Q: Three lamps are connected in parallel to a 115 volt, 60 Hz voltage source. If the lamps have ratings…
A:
Q: Reflect and elaborate comprehensively the concept, application and importance of these topic.…
A: Current: It is the time rate of charge, or flow of electrons in a conductor. It is measured in…
Q: A coil of copper wire has a resistance of 62 ohms at a room temperature of 24 degrees Celsius. What…
A: In the question, Coil of copper wire Resistance R1= 62 ohm at T1= 24°C Find the resistance R2 at…
Q: A mild street ring having across sectional area of 600 sq mm and a mean circumference of 500 mm has…
A: Introduction: Magnetic flux density: It is denoted by 'B'. Magnetic flux density is defined as flux…
Q: Find the 100 degree resistance of a coil wound from a conductor, since the resistance at 20 degrees…
A: In this question , we have to find resistance at 100 degree Centigrade ..Given resistance at 20…
Q: > Figure 1 shows a ferromagnetic core whose mean path length is 40 cm. There is a small gap of 0.05…
A: Given data: lC=40×10-2 mAC=12×10-4 m2N=400
Q: BASIC ELECTRICAL ENGINEERING - ELECTRIC CIRCUIT Draw a simple circuit diagram of circuit consisting…
A:
Q: - Define Kirchhoff's Laws for voltage and current.
A: As per Bartleby guidelines we are allowed to solve only one question, please ask the rest again.…
Q: Discussion;- For which electrical circuits, it is prefer to use Kirchhoff's voltage law?
A: Kirchoffs voltage law applicable to the circuits having....?
Q: Q1. The boost-converter operates Of frequency 0.5 Khz from 100 Volt DC source supplying 10 Ohm pure…
A: For boost converter vo=Vs*(1/1-D) Where D is the duty cycle = Ton / T.
Q: SOLVE THE FOLLONING PROBLENS : 1. A COPPER WIRE OF 0.3 Mm RAAUS HAS A LENGTH OF Lom- IF THE…
A: According to Bartleby question answer rules I have to solve first one only because all the questions…
Q: The resistance of the copper field winding of a DC machine at 40 deg. C is 0.40 ohms. After…
A: The solution can be achieved as follows.
Q: For a motor design, you need to design a solenoid coil that produces a magnetic flux density (B) of…
A:
Q: A single phase half-wave rectifier is connected to a 300V RMS 50Hz AC supply. If the rectifier is…
A:
Q: coil with 150 turns in wound over a 200cm a cylindrical iron core whose relative permittivity is…
A: The solution can be achieved as follows.
Q: 1) what is the potential transformer used for in power substation? 2) what is process leads to…
A: Note as there are several questions and we are asked to solve one question at a time. So please do…
Q: The resistance of the filed coils with copper conductors of a dynamo is 120 N at 25°C. After working…
A:
Q: A coil is made up of 1000 turns of 0.5 mm^2 cross-sectional area copper wire. The average length…
A:
Q: Aluminum coil has a resistance of 8.216 ohms at 70-degree Celsius and 9.615 ohms at 130-degree…
A:
Q: 2- A hollow cylinder of length 2 m has its cross-section as shown in the Figure below. If the…
A: Please refer the attached images for the complete answer..
Q: What is the purpose of a discharge device used in conjunction with opening a highly inductive…
A: Ans. all of the above
Q: 1) According to the figure given below: a) Determining the dc resistance at 2 mA. b) Determining the…
A:
Step by step
Solved in 2 steps
- We want to investigate how the field strength will be with air as dielectric and with steatite. A plate capacitor is placed in a 24 kV network between phase and ground. The relative permittivity of air is &=1 and for steatite &-6. The plate capacitor has area = 1m². The distance between the electrodes is 2 mm. Ep = 8.854-10-12 F/m A=1m² d=2mm a) Calculate the maximum field strength in the plate capacitor. (Answer: 9.8kV/mm) b) What is the capacitance of the capacitor if we use steatite? (Answer: C = 26.6nF)Question A suspension type insulator has three units with self-capacitance C and ground capacitance 0.1C. What will be the string efficiency?A coil consists of 2000 turns of copper wire having a cross-sectional area of 0.8 mm2. The mean length per turn is 80 cm and the resistivity of copper is 0.02 un-m. Find the resistance of the coil and power absorbed by the coil when connected across 110 V d.c. supply.
- k) A coil consists of 2000 turns of copper wire having a cross-sectional area of 0.8 mm2. The mean length per tum is 80cm and the resistivity of copper is 0.02u 52-m. Find the resistance of the coil and power absorbed by the coil when connected across 110v d.c. supply.How temperature effect conductivity? Explain with the help of following equation. m e'n7'An iron core 0.4m long and 5 cm2. In cross section, is wound with 300 turns. When a current of 0.5 A flows in the coil, how much is the inductance of the coil. Assume the core has a permeability of 2500. Ans 350mH
- 1- A). Which of the following could be used as a discharge device in an inductive AC circuit? a) resistor b) diode c) metal oxide varistor d) "a" and "c", not "b" B. What is the purpose of a discharge device used in conjunction with opening a highly inductive circuit? a) to minimize the possibility of damage to the circuits insulation as a result of a high induced voltage b) to minimize the possibility of endangering the life of the person opening the controlling switch c) to allow the magnetic field to gradually collapse, thus limiting the value of the self-induced ernf d) all of the above C. The high voltage induced by an inductor when its circuit is opened could be used constructively for a) an automotive ignition system b) an electric fence c) both "a" and "b" d) neither "a" nor "b"Which of the following is not true for ferromagnetic materials? Please choose one: a. High?mthey have value. b.Above the Curie temperature, they lose their non-linear properties. C. a fixedµrthey have value. D.The energy loss is proportional to the area of the hysteresis loop.The effective voltage of alternating current is __________ times its highest or peak voltage. Select one: A. .9 B. .707 C. 100% D. E=IXR
- c) A platinum coil has a resistance of 3.146 at 40°C and 3.767 at 100°C. Find the resistance at 0°C and the temperature -coefficient of resistance at 40°C.The resistance of the copper field winding of a dc machine at 40 degree Celsius is 0.40 ohms. After operating for some time, the resistance is found to be 0.50 ohms. Find the operating temperature.8. Liquids with solid impurities a) Have higher dielectrie strength b) Of large size have higher dielectric strength c) Have lower dielectric strength as compared to pure liquids d) None of the above 9. Peak to peak ripple is defined as a) the difference between average de voltage and peak value b) the difference between maximum and minimum de voltage c) the difference between maximum ac and average dc voltages d) the difference between ac (rms) and average de voltages 10. In a Cockroft-Walton circuit, input voltage 100 kV load current 25 mA, supply frequency 100 Hz, each capacitor 10 nF. The optimum no. of stages for maximum output voltage is a) 1 b) 2 c) 10 d) 35