United States or Puerto Rico ? Vote for the TOP Country of the Week !
"Yes, sir, I remember it well," responded Robin, "the room into which the conducting-wires from the ends of the cable are led to the testing-tables, on which are the curious-looking galvanometers and other testing machines." "Just so," returned Smith, pleased with his pupil's aptitude. "Well, on that table stands Professor Thomson's delicate and wonderful galvanometer.
The electric current, when compressed into thin conducting-wires offering resistance, evolves heat to a large extent; and this is the power by which we work. You see the intense glow immediately imparted to the wire; and if I applied the heat continuously, the effect of the current would be to melt the wire. It is that wire which Mr.
Word Of The Day