The Silk Route connected Asia, Europe, and Africa, facilitating trade and cultural exchange.
1. Trade: Silk, spices, and textiles were transported from Asia to Europe, promoting economic interdependence.
2. Cultural Links: It spread religions like Buddhism from India to Central Asia and China.

Draw the pattern of the magnetic field lines for the two parallel straight conductors carrying current of same magnitude 'I' in opposite directions as shown. Show the direction of magnetic field at a point O which is equidistant from the two conductors. (Consider that the conductors are inserted normal to the plane of a rectangular cardboard.)