The crucial work that he did in the summer and fall of 1831, leading to the discovery of electromagnetic induction, was done with a simple ring of soft iron, wrapped with copper wire, with a trough battery supplying current and a compass needle as a meter.
(he; did; T:in the summer and fall of 1831) (The crucial work that he did in the summer and fall of 1831; leading; to the discovery of electromagnetic induction) (The crucial work that he did in the summer and fall of 1831, leading to the discovery of electromagnetic induction; was done; with a simple ring of soft iron, wrapped with copper wire, with a trough battery supplying current and a compass needle as a meter) (soft iron; wrapped; with copper wire) (trough battery; supplying; current and a compass needle as a meter)
he The crucial work that he did in the summer and fall of 1831 The crucial work that he did in the summer and fall of 1831, leading to the discovery of electromagnetic induction soft iron trough battery
did leading was done wrapped supplying
T:in the summer and fall of 1831
to the discovery of electromagnetic induction
with a simple ring of soft iron, wrapped with copper wire, with a trough battery supplying current and a compass needle as a meter
with copper wire
current and a compass needle as a meter