Inductors Questions

• Fixed transformers have:
• Electricity may be generated by a wire:
• What is the permeability of machine steel?
• What is the approximate time for a complete decay of 400 mA of inductor current, when R = 10 ohms and L = 20 H?
• Electromagnetic induction is the generation of:
• Current will cause a magnetic field in a conductor as follows:
• What is the total inductance in the given circuit?
• With a square wave input, an RL differentiator circuit with an output across the inductor will produce what type of waveform?
• When a load is not connected to the secondary of a transformer:
• When a coil collapses the induced circuit current will:
• What will happen when an inductor's magnetic field collapses?
• A voltage is induced in a transformer secondary winding by the action of the:
• Reactance in an inductive circuit will:
• What is the inductive reactance if the Q of a coil is 60, and the winding resistance is 5 Ω?
• You could decrease the time constant of an RL circuit by
• A magnetic circuit breaker will open to protect equipment only when:
• When a magnet enters a coil and a voltage is induced, the process is known as:
• Electromagnetism is the:
• What is remanence?
• What is the inductive reactance?