The fact that current carrying loops experience a net torque in a magnetic field is the principle behind the electric motor, where the electrical energy involved in establishing a current is converted into the mechanical energy of rotating a shaft.
Independence Day in the United States. Independence Day is annually celebrated on July 4 and is often known as the Fourth of July. It is the anniversary of the publication of the declaration of independence from Great Britain in 1776. Patriotic displays and family events are organized throughout the United States.
The Declaration of Independence. We celebrate American Independence Day on the Fourth of July every year. We think of July 4, 1776, as a day that represents the Declaration of Independence and the birth of the United States of America as an independent nation.