What effect does flux leakage in a transformer have on the coefficient of coupling (K) in the transformer?

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What effect does flux leakage in a transformer have on the coefficient of coupling (K) in the transformer?

asked Aug 20, 2021 by anonymous

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Related questions

What effect does flux leakage in a transformer have on the coefficient of coupling (K) in the transformer?

Description : What effect does flux leakage in a transformer have on the coefficient of coupling (K) in the transformer?

Last Answer : it causes K to be less than unity (I).

What is WWhat is "leakage flux?"

Description : What is "leakage flux?"

Last Answer : Lines of flux generated by one winding which do not link the other winding.

What is "leakage flux?"

Description : What is "leakage flux?"

Last Answer : Lines of flux generated by one winding which do not link the other winding.

What is primary leakage flux in transformer ?

Description : What is primary leakage flux in transformer ?

Last Answer : The leakage flux caused by the magnetomotive force ( mmf) due to the primary ampere turn is called primary leakage flux when it produces a leakage path from the primary winding. This was the second ... answer regarding Transformer. I will appear with the 3rd episode in the future. So stay with us.

Transformer cores are laminated to reduce _____________. A. eddy currents B. secondary flux C. leakage flux D. all of the above

Description : Transformer cores are laminated to reduce _____________. A. eddy currents B. secondary flux C. leakage flux D. all of the above

Last Answer : Answer: A

27] In a transformer, the leakage flux of each winding is proportional to the current in that winding because A. Ohm's law applies to magnetic circuits B. Leakage paths do no saturate C. the two windings are electrically isolated D. mutual flux is confined to the core

Description : 27] In a transformer, the leakage flux of each winding is proportional to the current in that winding because A. Ohm's law applies to magnetic circuits B. Leakage paths do no saturate C. the two windings are electrically isolated D. mutual flux is confined to the core

Last Answer : B. Leakage path do not saturate

The leakage flux in a transformer depends upon?

Last Answer : The leakage flux in a transformer depends upon load current.

What is meant by the coefficient of coupling?

Description : What is meant by the coefficient of coupling?

Last Answer : The ratio of the fines of force produced by one coil to the lines of force that link another coil. It is never greater than one.

What is leakage flux ?

Description : What is leakage flux ?

Last Answer : Leakage Flux: When the AC supply is applied to the primary of the transformer , the flux that is generated does not go through the entire T core to the secondary . This flux is usually of no use in generating voltage in the secondary so it is called leakage flux.

An electrical connection between the wiring of an electric motor and its metal frame is known as a/an _____________. A. eddy current B. ground C. impedance D. flux leakage

Description : An electrical connection between the wiring of an electric motor and its metal frame is known as a/an _____________. A. eddy current B. ground C. impedance D. flux leakage

Last Answer : Answer: B

Describe the concept of leakage flux, useful flux and fringing with neat diagram.

Description : Describe the concept of leakage flux, useful flux and fringing with neat diagram.

Last Answer : Leakage Flux

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Description : Define : i) MMF ii) Reluctance iii) Fringing iv) Leakage flux

Last Answer : i) MMF: It is the force that drives magnetic flux through magnetic circuit. It is measured in amp-turns. ii) Reluctance (s) :- Reluctance is the property of the substance ... through the magnetic circuit, leaks through the air surrounding the core. This flux is called as leakage flux.

Leakage flux in an induction motor is

Description : Leakage flux in an induction motor is (A) flux that leaks through the machine (B) flux that links both stator and rotor windings (C) flux that links none of the windings (D) flux that links the stator winding or the rotor winding but not both

Last Answer : Leakage flux in an induction motor is flux that links the stator winding or the rotor winding but not both

Greater the secondary leakage flux?

Last Answer : Greater the secondary leakage flux less will be the secondary induced e.m.f.

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Description : How is the effect of load flux on control flux eliminated in a saturable-core reactor?

Last Answer : use two load windings whose flux effects cancel in the core of the reactor or use two load windings on two toroidal cores so that load flux always aids control flux in one core and opposes control flux in the other core.

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Last Answer : a) 27mm

If 8 bolts are emplaced in a clamp coupling with shaft diameter 80mm d, calculate the tensile force on each bolt if coefficient of friction is 0.3 and torque transmitted is 4000N-m. a) 51234.4N b) 45968.3N c) 41666.7N d) None of the listed

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What is coefficient of coupling? Explain in brief.

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Last Answer : Coefficient of coupling (k): It is defined as the ratio of actual mutual inductance present between two coils to the maximum possible value. If L1 and L2 are coefficients of self ... K is less than one. The coefficient of coupling is also called as Magnetic coupling Coefficient.

The coefficient of coupling between two air core coils depends on

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Last Answer : The coefficient of coupling between two air core coils depends on mutual inductance and self inductances of the two coils

The coefficient of coupling between two coils is 0.45. The first coil has an inductance of 75 mH and the second...

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