Two long, parallel wires hang by 4.00 cm length cords from a common axis. The wires have a mass per unit length of 0.0125 kg/m and carry the same current in opposite directions. What is the current in each wire if the cords hang at an angle of 6 degrees with the vertical

Because light travels in a straight line and casts a shadow, isaac newton hypothesized that light is

What are atoms of the same element with varying number of neutrons

The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.