What is the formula of the specific permeance?(a) specific permeance = permeability in air * ∫small change in width + length(b) specific permeance = permeability in air * ∫small change in width/length(c) specific permeance = permeability in air * ∫small change in width * length(d) specific permeance = 1/permeability in air * ∫small change in width * lengthThe question was posed to me in an online quiz.This key question is from Specific Permeance & Calculation of Magnetizing Current in portion Principles of Magnetic Circuit Design of Design of Electrical Machines

What is the formula of the specific permeance?(a) specific permeance =

1.	What is the formula of the specific permeance?(a) specific permeance = permeability in air * ∫small change in width + length(b) specific permeance = permeability in air * ∫small change in width/length(c) specific permeance = permeability in air * ∫small change in width * length(d) specific permeance = 1/permeability in air * ∫small change in width * lengthThe question was posed to me in an online quiz.This key question is from Specific Permeance & Calculation of Magnetizing Current in portion Principles of Magnetic Circuit Design of Design of Electrical Machines
Answer» The correct answer is (b) specific permeance = permeability in air * ∫SMALL CHANGE in width/length For EXPLANATION I would say: The permeability in air, small change in width and length is calculated first. On SUBSTITUTION the specific permeance is calculated.

Discussion

No Comment Found

Related InterviewSolutions

What happens if the field form is symmetrical about the pole axis?(a) north and south pole of a machine are similar(b) no harmonics(c) no cosine terms(d) north and south pole of a machine are similar, no harmonics, no cosine termsI had been asked this question during an online exam.The origin of the question is Field Form, Harmonic Analysis of Flux Distribution Curve topic in portion Principles of Magnetic Circuit Design of Design of Electrical Machines
Which machine incorporates the usage of the closed slots?(a) dc motors(b) synchronous motors(c) induction motors(d) special motorsThe question was asked in final exam.I'm obligated to ask this question of Determination of Iron Losses & Slot Leakage in chapter Principles of Magnetic Circuit Design of Design of Electrical Machines
What series is used to analyze the field form?(a) z-series(b) fourier series(c) fourier transform(d) z-transformThe question was asked in homework.My doubt is from Field Form, Harmonic Analysis of Flux Distribution Curve in portion Principles of Magnetic Circuit Design of Design of Electrical Machines
What is the formula of the effective permeance of conductor portion?(a) effective permeance of conductor portion = 1/total flux linkages * total turns * total mmf(b) effective permeance of conductor portion = total flux linkages / total turns * total mmf(c) effective permeance of conductor portion = total flux linkages * total turns * total mmf(d) effective permeance of conductor portion = total flux linkages * total turns / total mmfThis question was posed to me by my school principal while I was bunking the class.The doubt is from Determination of Iron Losses & Slot Leakage topic in chapter Principles of Magnetic Circuit Design of Design of Electrical Machines
What Is the formula for the amplitude of the fundamental curve?(a) amplitude of the fundamental curve = 1.27 * flux density in the air gap * cosine (phase angle/2)(b) amplitude of the fundamental curve = 1.27 / flux density in the air gap * cosine (phase angle/2)(c) amplitude of the fundamental curve = 1.27 * flux density in the air gap / cosine (phase angle/2)(d) amplitude of the fundamental curve = 1/1.27 * flux density in the air gap * cosine (phase angle/2)I have been asked this question in class test.This intriguing question originated from Field Form, Harmonic Analysis of Flux Distribution Curve in chapter Principles of Magnetic Circuit Design of Design of Electrical Machines
How should the air gap and the fringing effects be if the field form of a salient pole machine is rectangular?(a) air gap under the pole arc is not constant, fringing effects are considered(b) air gap under the pole arc is constant, fringing effects are considered(c) air gap under the pole arc is constant, fringing effects are not considered(d) air gap under the pole arc is not constant, fringing effects are not consideredThe question was asked by my school principal while I was bunking the class.This interesting question is from Field Form, Harmonic Analysis of Flux Distribution Curve topic in portion Principles of Magnetic Circuit Design of Design of Electrical Machines
How should the flux distribution be in the case of ac machines?(a) sinusoidal(b) rectangular(c) square(d) circularThe question was posed to me in final exam.Origin of the question is Field Form, Harmonic Analysis of Flux Distribution Curve topic in chapter Principles of Magnetic Circuit Design of Design of Electrical Machines
How many factors does the flux distribution in the rotating machines depend on?(a) 2(b) 3(c) 4(d) 5This question was addressed to me in final exam.This question is from Field Form, Harmonic Analysis of Flux Distribution Curve topic in section Principles of Magnetic Circuit Design of Design of Electrical Machines
How many rules are to be followed while the flux plotting by method of curvilinear squares?(a) 2(b) 3(c) 4(d) 5This question was addressed to me during an interview.My question is taken from Field Form, Harmonic Analysis of Flux Distribution Curve in portion Principles of Magnetic Circuit Design of Design of Electrical Machines
The plot between carter’s coefficient and the relative flux density is the carter’s fringe curve.(a) true(b) falseThis question was posed to me during an interview.Question is from Field Form, Harmonic Analysis of Flux Distribution Curve in division Principles of Magnetic Circuit Design of Design of Electrical Machines

Discussion

No Comment Found

Related InterviewSolutions

Reply to Comment