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- Dictionarymutual inductance
noun
- 1. a measure or coefficient of mutual induction, usually expressed in henries.
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This property of a coil which affects or changes the current and voltage in a secondary coil is called mutual inductance. Changing I 1 produces changing magnetic flux in coil 2. In the first coil of N 1 turns, when a current I 1 passes through it, magnetic field B is produced.
Jan 28, 2022 · When two coils are kept near each other and current change in one coil is causing e.m.f change in other then this phenomenon is called mutual induction. Consider the circuit given below, As shown in the above figure, let there be two coils placed close to each other namely P and S.
Feb 3, 2023 · Mutual Inductance. According to Faraday’s law, a current-carrying wire produces a magnetic field. If the current changes with time, the magnetic field will also change. Suppose the wire is wound into a coil and another coil is brought closer to it.
Mutual Inductance. Definition: Mutual Inductance between the two coils is defined as the property of the coil due to which it opposes the change of current in the other coil, or you can say in the neighbouring coil.
Nov 8, 2023 · Mutual Inductance is defined as the property due to which the e in current through one coil produces an emf in the other coil placed nearby, by induction. The two magnetically coupled coils C 1 and C 2 in Fig. 1, are said to have mutual inductance. It is denoted by M and measured in Henry.
Mutual inductance is a circuit parameter between two magnetically coupled coils and defines the ratio of a time-varying magnetic flux created by one coil being induced into a neighbouring second coil. Previously we saw that an inductor generates a self-induced emf as a result of a changing magnetic field around its own coil turns.
Consequently, an emf is induced in each circuit by the changing current in the other. This type of emf is therefore called a mutually induced emf, and the phenomenon that occurs is known as mutual inductance (M). As an example, let’s consider two tightly wound coils (Figure 14.2.1).
Like capacitance, mutual inductance is a geometric quantity. It depends on the shapes and relative positions of the two coils, and it is independent of the currents in the coils.
When an emf is produced in a coil because of the change in current in a coupled coil , the effect is called mutual inductance. The emf is described by Faraday's law and it's direction is always opposed the change in the magnetic field produced in it by the coupled coil (Lenz's law ).
Definition: If an EMF of one volt is induced in one coil when the rate of change of current in the other is 1 amp per second, the coefficient of mutual inductance between the two is 1 henry, \(\text{H}\).
