It can be if it is wrapped up real tight. You are making a coil and coils produce resistance, and heat.

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Your first touch of live primary Tesla coil voltage (10000 volts) has a good chance of being fatal and will easily stop your heart. The coil dicharge goes up to one and a half millions volts.

An electromagnet is only live (magnetised) when a current is flowing through the coil.

A moving coil microphone is used for a variety of audio applications primarily for recording and sound reinforcement. It can be used in a wide range of situations from professional recording studios to live performances and is the most common type of microphone in use today. Its versatility and reliability make it a great choice for many different applications.

• Recording: Moving coil microphones are used to capture audio in the studio such as vocal and instrumental performances spoken audio and sound effects.
• Live sound reinforcement: Moving coil microphones can be used in live sound reinforcement situations such as concerts theater performances and public speaking events.
• Broadcast: Moving coil microphones are used in broadcasting applications such as radio and television.

Moving coil microphones offer a number of advantages including high sensitivity low self-noise and low distortion. They are also relatively inexpensive and easy to use making them a popular choice for many different audio applications.