Ammeter the effect – the instruments were called "multipliers". The word "rheoscope" as a detector of electrical currents was coined by Sir Charles Wheatstone about 1840 but is no longer used to describe electrical instruments. The word makeup is similar to that of "rheostat" (also coined by Wheatstone) which was a device used to adjust the current in a circuit. Rheostat is a historical term for a variable resistance, though unlike rheoscope may still be encountered. The D'Arsonval galvanometer is a moving coil ammeter. It uses magnetic deflection, where current passing through a coil placed in the magnetic field of a
What If She's an Angel What If She's an Angel "What If She's an Angel" is a debut song written by Bryan Wayne, and recorded by American country music artist Tommy Shane Steiner. It was released in December 2001 as the first single from Steiner's debut album "Then Came the Night". The song reached number 2 on the "Billboard" Hot Country Singles & Tracks chart in May 2002, becoming his only hit single. It was also Steiner's only entry on the "Billboard" Hot 100, peaking at 39. "What If She's an Angel" debuted at number 52 on the U.S. "Billboard" Hot Country Singles & Tracks