Suppose you plan to make an electromagnet by passing electric current through this solenoid so that (conventional) current enters the right end, exits at the left. Therefore, the right end will indicate a/ an 1.unmagnetized as the current is just starting to flow 2. south pole 3.north pole 4. not determined because this current has nothing to do with magnetism

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A: Given that P.E. = 12J and M = 4 kg The formula of potential energy is  P.E. = Mgh

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Q: What exactly is meant by the term "quantum tunnelling"?

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Q: potential energy from

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Q: i should have said where; p=V^2/R P=[ML^2 T^-3] V=[L^0.5 M^0.5 T^-1] solve for R

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Q: What are the two distinct characteristics that a magnet

A: two distinct characteristics that a magnet possesses.

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Q: The four 2.18g spheres shown below have q+ve = 16.0nC and d=3.04cm. The spheres are released…

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Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.